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https://launchpad.net/bugs/508288
Provide VersionedFiles.get_annotator.

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inventory.py
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"""Git inventory."""
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19
 
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21
 
import stat
22
 
 
23
 
 
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from dulwich.objects import (
25
 
    S_ISGITLINK,
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    Blob,
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    Tree,
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    )
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    inventory,
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    osutils,
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    ui,
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    urlutils,
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    )
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from bzrlib.plugins.git.mapping import (
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        self.path = path
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        self.revision = self._inventory.revision_id
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        self.executable = executable
58
 
        self.file_id = self._inventory.mapping.generate_file_id(path.encode('utf-8'))
 
53
        self.file_id = self._inventory.fileid_map.lookup_file_id(
 
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            path.encode('utf-8'))
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55
 
60
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    @property
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    def object(self):
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    _git_class = Blob
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    def __init__(self, inv, parent_id, hexsha, path, basename, executable):
75
 
        super(GitInventoryFile, self).__init__(inv, parent_id, hexsha, path, basename, executable)
 
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        super(GitInventoryFile, self).__init__(inv, parent_id, hexsha, path,
 
72
            basename, executable)
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        self.kind = 'file'
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        self.text_id = None
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        self.symlink_target = None
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76
 
80
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    @property
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    def text_sha1(self):
82
 
        return osutils.sha_string(self.object.data)
 
79
        return osutils.sha_strings(self.object.chunked)
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84
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    @property
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    def text_size(self):
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        return ''
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98
 
102
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    def copy(self):
103
 
        other = inventory.InventoryFile(self.file_id, self.name, self.parent_id)
 
100
        other = inventory.InventoryFile(self.file_id, self.name,
 
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            self.parent_id)
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        other.executable = self.executable
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103
        other.text_id = self.text_id
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        other.text_sha1 = self.text_sha1
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127
 
130
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    def copy(self):
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        other = inventory.InventoryLink(self.file_id, self.name, self.parent_id)
 
130
        other.executable = self.executable
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        other.symlink_target = self.symlink_target
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132
        other.revision = self.revision
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        return other
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139
 
141
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    def __init__(self, inv, parent_id, hexsha, path, basename, executable):
142
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        super(GitInventoryTreeReference, self).__init__(inv, parent_id, hexsha, path, basename, executable)
 
142
        self.hexsha = hexsha
 
143
        self.reference_revision = inv.mapping.revision_id_foreign_to_bzr(hexsha)
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144
        self.text_sha1 = None
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        self.text_size = None
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        self.symlink_target = None
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        for mode, name, hexsha in self.object.entries():
179
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            basename = name.decode("utf-8")
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            child_path = osutils.pathjoin(self.path, basename)
 
182
            if self._inventory.mapping.is_control_file(child_path):
 
183
                continue
181
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            executable = mode_is_executable(mode)
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            kind_class = {'directory': GitInventoryDirectory,
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                          'file': GitInventoryFile,
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                          'symlink': GitInventoryLink,
185
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                          'tree-reference': GitInventoryTreeReference}[mode_kind(mode)]
186
 
            self._children[basename] = kind_class(self._inventory, self.file_id, hexsha, child_path, basename, executable)
 
189
            self._children[basename] = kind_class(self._inventory,
 
190
                self.file_id, hexsha, child_path, basename, executable)
187
191
 
188
192
    def copy(self):
189
 
        other = inventory.InventoryDirectory(self.file_id, self.name, 
 
193
        other = inventory.InventoryDirectory(self.file_id, self.name,
190
194
                                             self.parent_id)
191
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        other.revision = self.revision
192
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        # note that children are *not* copied; they're pulled across when
196
200
 
197
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class GitInventory(inventory.Inventory):
198
202
 
199
 
    def __init__(self, tree_id, mapping, store, revision_id):
 
203
    def __init__(self, tree_id, mapping, fileid_map, store, revision_id):
200
204
        super(GitInventory, self).__init__(revision_id=revision_id)
201
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        self.store = store
 
206
        self.fileid_map = fileid_map
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        self.mapping = mapping
203
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        self.root = GitInventoryDirectory(self, None, tree_id, u"", u"", False)
204
209
 
208
213
        parts = path.split("/")
209
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        ie = self.root
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        for name in parts:
211
 
            ie = ie.children[name] 
 
216
            ie = ie.children[name]
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        return ie
213
218
 
214
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    def has_filename(self, path):
226
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            return False
227
232
 
228
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    def id2path(self, file_id):
229
 
        path = self.mapping.parse_file_id(file_id)
 
234
        path = self.fileid_map.lookup_path(file_id)
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        try:
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            ie = self._get_ie(path)
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            assert ie.path == path
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    def __getitem__(self, file_id):
243
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        if file_id == inventory.ROOT_ID:
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            return self.root
245
 
        path = self.mapping.parse_file_id(file_id)
 
250
        path = self.fileid_map.lookup_path(file_id)
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        try:
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            return self._get_ie(path)
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        except KeyError:
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class GitIndexInventory(inventory.Inventory):
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    """Inventory that retrieves its contents from an index file."""
254
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255
 
    def __init__(self, basis_inventory, mapping, index, store):
 
260
    def __init__(self, basis_inventory, fileid_map, index, store):
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        super(GitIndexInventory, self).__init__(revision_id=None, root_id=basis_inventory.root.file_id)
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        self.basis_inv = basis_inventory
258
 
        self.mapping = mapping
 
263
        self.fileid_map = fileid_map
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264
        self.index = index
260
 
 
 
265
        self._contents_read = False
 
266
        self.store = store
 
267
        self.root = self.add_path("", 'directory',
 
268
            self.fileid_map.lookup_file_id(""), None)
 
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270
    def iter_entries_by_dir(self, specific_file_ids=None, yield_parents=False):
 
271
        self._read_contents()
 
272
        return super(GitIndexInventory, self).iter_entries_by_dir(
 
273
            specific_file_ids=specific_file_ids, yield_parents=yield_parents)
 
274
 
 
275
    def has_id(self, file_id):
 
276
        if type(file_id) != str:
 
277
            raise AssertionError
 
278
        try:
 
279
            self.id2path(file_id)
 
280
            return True
 
281
        except errors.NoSuchId:
 
282
            return False
 
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284
    def has_filename(self, path):
 
285
        if path in self.index:
 
286
            return True
 
287
        self._read_contents()
 
288
        return super(GitIndexInventory, self).has_filename(path)
 
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290
    def id2path(self, file_id):
 
291
        if type(file_id) != str:
 
292
            raise AssertionError
 
293
        path = self.fileid_map.lookup_path(file_id)
 
294
        if path in self.index:
 
295
            return path
 
296
        self._read_contents()
 
297
        return super(GitIndexInventory, self).id2path(file_id)
 
298
 
 
299
    def path2id(self, path):
 
300
        if path in self.index:
 
301
            file_id = self.fileid_map.lookup_file_id(path)
 
302
        else:
 
303
            self._read_contents()
 
304
            file_id = super(GitIndexInventory, self).path2id(path)
 
305
        if type(file_id) is not str:
 
306
            raise AssertionError
 
307
        return file_id
 
308
 
 
309
    def __getitem__(self, file_id):
 
310
        self._read_contents()
 
311
        return super(GitIndexInventory, self).__getitem__(file_id)
 
312
 
 
313
    def _read_contents(self):
 
314
        if self._contents_read:
 
315
            return
 
316
        self._contents_read = True
261
317
        pb = ui.ui_factory.nested_progress_bar()
262
318
        try:
263
319
            for i, (path, value) in enumerate(self.index.iteritems()):
264
 
                pb.update("creating working inventory from index", 
 
320
                pb.update("creating working inventory from index",
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321
                        i, len(self.index))
266
322
                assert isinstance(path, str)
267
323
                assert isinstance(value, tuple) and len(value) == 10
271
327
                except KeyError:
272
328
                    old_ie = None
273
329
                if old_ie is None:
274
 
                    file_id = self.mapping.generate_file_id(path)
 
330
                    file_id = self.fileid_map.lookup_file_id(path)
275
331
                else:
276
332
                    file_id = old_ie.file_id
 
333
                if type(file_id) != str:
 
334
                    raise AssertionError
277
335
                kind = mode_kind(mode)
278
336
                if old_ie is not None and old_ie.hexsha == sha:
279
337
                    # Hasn't changed since basis inv
280
338
                    self.add_parents(path)
281
339
                    self.add(old_ie)
282
340
                else:
283
 
                    ie = self.add_path(path, kind, file_id, self.add_parents(path))
284
 
                    data = store[sha].data
 
341
                    ie = self.add_path(path, kind, file_id,
 
342
                        self.add_parents(path))
 
343
                    data = self.store[sha].data
285
344
                    if kind == "symlink":
286
345
                        ie.symlink_target = data
287
346
                    else:
293
352
 
294
353
    def add_parents(self, path):
295
354
        dirname, _ = osutils.split(path)
296
 
        file_id = self.path2id(dirname)
 
355
        file_id = super(GitIndexInventory, self).path2id(dirname)
297
356
        if file_id is None:
298
357
            if dirname == "":
299
358
                parent_fid = None
300
359
            else:
301
360
                parent_fid = self.add_parents(dirname)
302
 
            ie = self.add_path(dirname, 'directory', 
303
 
                    self.mapping.generate_file_id(dirname), parent_fid)
 
361
            ie = self.add_path(dirname, 'directory',
 
362
                    self.fileid_map.lookup_file_id(dirname), parent_fid)
304
363
            if ie.file_id in self.basis_inv:
305
364
                ie.revision = self.basis_inv[ie.file_id].revision
306
365
            file_id = ie.file_id
 
366
        if type(file_id) != str:
 
367
            raise AssertionError
307
368
        return file_id
308
369