58
61
trees or versioned trees.
64
def has_versioned_directories(self):
65
"""Whether this tree can contain explicitly versioned directories.
67
This defaults to True, but some implementations may want to override
61
72
def changes_from(self, other, want_unchanged=False, specific_files=None,
62
73
extra_trees=None, require_versioned=False, include_root=False,
63
74
want_unversioned=False):
298
312
return osutils.split_lines(self.get_file_text(file_id, path))
314
def get_file_verifier(self, file_id, path=None, stat_value=None):
315
"""Return a verifier for a file.
317
The default implementation returns a sha1.
319
:param file_id: The handle for this file.
320
:param path: The path that this file can be found at.
321
These must point to the same object.
322
:param stat_value: Optional stat value for the object
323
:return: Tuple with verifier name and verifier data
325
return ("SHA1", self.get_file_sha1(file_id, path=path,
326
stat_value=stat_value))
300
328
def get_file_sha1(self, file_id, path=None, stat_value=None):
301
329
"""Return the SHA1 file for a file.
331
:note: callers should use get_file_verifier instead
332
where possible, as the underlying repository implementation may
333
have quicker access to a non-sha1 verifier.
303
335
:param file_id: The handle for this file.
304
336
:param path: The path that this file can be found at.
305
337
These must point to the same object.
503
532
return find_ids_across_trees(paths, [self] + list(trees), require_versioned)
505
534
def iter_children(self, file_id):
506
entry = self.iter_entries_by_dir([file_id]).next()[1]
507
for child in getattr(entry, 'children', {}).itervalues():
535
"""Iterate over the file ids of the children of an entry.
537
:param file_id: File id of the entry
538
:return: Iterator over child file ids.
540
raise NotImplementedError(self.iter_children)
510
542
def lock_read(self):
511
543
"""Lock this tree for multiple read only operations.
513
545
:return: A bzrlib.lock.LogicalLockResult.
602
634
prefs = self.iter_search_rules([path], filter_pref_names).next()
603
635
stk = filters._get_filter_stack_for(prefs)
604
636
if 'filters' in debug.debug_flags:
605
trace.note("*** %s content-filter: %s => %r" % (path,prefs,stk))
637
trace.note(gettext("*** {0} content-filter: {1} => {2!r}").format(path,prefs,stk))
608
640
def _content_filter_stack_provider(self):
774
@deprecated_method(deprecated_in((2, 5, 0)))
742
775
def _get_inventory(self):
743
776
return self._inventory
745
778
inventory = property(_get_inventory,
746
779
doc="Inventory of this Tree")
781
def _get_root_inventory(self):
782
return self._inventory
784
root_inventory = property(_get_root_inventory,
785
doc="Root inventory of this tree")
787
def _unpack_file_id(self, file_id):
788
"""Find the inventory and inventory file id for a tree file id.
790
:param file_id: The tree file id, as bytestring or tuple
791
:return: Inventory and inventory file id
793
if isinstance(file_id, tuple):
794
if len(file_id) != 1:
795
raise ValueError("nested trees not yet supported: %r" % file_id)
797
return self.root_inventory, file_id
749
800
def path2id(self, path):
750
801
"""Return the id for path in this tree."""
751
return self._inventory.path2id(path)
802
return self._path2inv_file_id(path)[1]
804
def _path2inv_file_id(self, path):
805
"""Lookup a inventory and inventory file id by path.
807
:param path: Path to look up
808
:return: tuple with inventory and inventory file id
810
# FIXME: Support nested trees
811
return self.root_inventory, self.root_inventory.path2id(path)
753
813
def id2path(self, file_id):
754
814
"""Return the path for a file id.
756
816
:raises NoSuchId:
758
return self.inventory.id2path(file_id)
818
inventory, file_id = self._unpack_file_id(file_id)
819
return inventory.id2path(file_id)
760
821
def has_id(self, file_id):
761
return self.inventory.has_id(file_id)
822
inventory, file_id = self._unpack_file_id(file_id)
823
return inventory.has_id(file_id)
763
825
def has_or_had_id(self, file_id):
764
return self.inventory.has_id(file_id)
826
inventory, file_id = self._unpack_file_id(file_id)
827
return inventory.has_id(file_id)
766
829
def all_file_ids(self):
767
return set(self.inventory)
831
[entry.file_id for path, entry in self.iter_entries_by_dir()])
769
833
@deprecated_method(deprecated_in((2, 4, 0)))
770
834
def __iter__(self):
771
return iter(self.inventory)
835
return iter(self.all_file_ids())
773
837
def filter_unversioned_files(self, paths):
774
838
"""Filter out paths that are versioned.
778
842
# NB: we specifically *don't* call self.has_filename, because for
779
843
# WorkingTrees that can indicate files that exist on disk but that
780
844
# are not versioned.
781
pred = self.inventory.has_filename
782
return set((p for p in paths if not pred(p)))
845
return set((p for p in paths if self.path2id(p) is None))
785
848
def iter_entries_by_dir(self, specific_file_ids=None, yield_parents=False):
794
857
down to specific_file_ids that have been requested. This has no
795
858
impact if specific_file_ids is None.
797
return self.inventory.iter_entries_by_dir(
798
specific_file_ids=specific_file_ids, yield_parents=yield_parents)
860
if specific_file_ids is None:
861
inventory_file_ids = None
863
inventory_file_ids = []
864
for tree_file_id in specific_file_ids:
865
inventory, inv_file_id = self._unpack_file_id(tree_file_id)
866
if not inventory is self.root_inventory: # for now
867
raise AssertionError("%r != %r" % (
868
inventory, self.root_inventory))
869
inventory_file_ids.append(inv_file_id)
870
# FIXME: Handle nested trees
871
return self.root_inventory.iter_entries_by_dir(
872
specific_file_ids=inventory_file_ids, yield_parents=yield_parents)
874
@deprecated_method(deprecated_in((2, 5, 0)))
800
875
def get_file_by_path(self, path):
801
return self.get_file(self._inventory.path2id(path), path)
876
return self.get_file(self.path2id(path), path)
878
def iter_children(self, file_id, path=None):
879
"""See Tree.iter_children."""
880
entry = self.iter_entries_by_dir([file_id]).next()[1]
881
for child in getattr(entry, 'children', {}).itervalues():
804
885
def find_ids_across_trees(filenames, trees, require_versioned=True):
952
1033
if source_kind != target_kind:
953
1034
changed_content = True
954
1035
elif source_kind == 'file':
955
if (self.source.get_file_sha1(file_id, source_path, source_stat) !=
956
self.target.get_file_sha1(file_id, target_path, target_stat)):
1036
if not self.file_content_matches(file_id, file_id, source_path,
1037
target_path, source_stat, target_stat):
957
1038
changed_content = True
958
1039
elif source_kind == 'symlink':
959
1040
if (self.source.get_symlink_target(file_id) !=
960
1041
self.target.get_symlink_target(file_id)):
961
1042
changed_content = True
962
# XXX: Yes, the indentation below is wrong. But fixing it broke
963
# test_merge.TestMergerEntriesLCAOnDisk.
964
# test_nested_tree_subtree_renamed_and_modified. We'll wait for
965
# the fix from bzr.dev -- vila 2009026
966
elif source_kind == 'tree-reference':
967
if (self.source.get_reference_revision(file_id, source_path)
968
!= self.target.get_reference_revision(file_id, target_path)):
1043
elif source_kind == 'tree-reference':
1044
if (self.source.get_reference_revision(file_id, source_path)
1045
!= self.target.get_reference_revision(file_id, target_path)):
969
1046
changed_content = True
970
1047
parent = (source_parent, target_parent)
971
1048
name = (source_name, target_name)
1267
1344
if old_entry is None:
1268
1345
# Reusing a discarded change.
1269
1346
old_entry = self._get_entry(self.source, file_id)
1270
for child in old_entry.children.values():
1271
precise_file_ids.add(child.file_id)
1347
for child in self.source.iter_children(file_id):
1348
precise_file_ids.add(child)
1272
1349
changed_file_ids.add(result[0])
1353
def file_content_matches(self, source_file_id, target_file_id,
1354
source_path=None, target_path=None, source_stat=None, target_stat=None):
1355
"""Check if two files are the same in the source and target trees.
1357
This only checks that the contents of the files are the same,
1358
it does not touch anything else.
1360
:param source_file_id: File id of the file in the source tree
1361
:param target_file_id: File id of the file in the target tree
1362
:param source_path: Path of the file in the source tree
1363
:param target_path: Path of the file in the target tree
1364
:param source_stat: Optional stat value of the file in the source tree
1365
:param target_stat: Optional stat value of the file in the target tree
1366
:return: Boolean indicating whether the files have the same contents
1368
source_verifier_kind, source_verifier_data = self.source.get_file_verifier(
1369
source_file_id, source_path, source_stat)
1370
target_verifier_kind, target_verifier_data = self.target.get_file_verifier(
1371
target_file_id, target_path, target_stat)
1372
if source_verifier_kind == target_verifier_kind:
1373
return (source_verifier_data == target_verifier_data)
1374
# Fall back to SHA1 for now
1375
if source_verifier_kind != "SHA1":
1376
source_sha1 = self.source.get_file_sha1(source_file_id,
1377
source_path, source_stat)
1379
source_sha1 = source_verifier_data
1380
if target_verifier_kind != "SHA1":
1381
target_sha1 = self.target.get_file_sha1(target_file_id,
1382
target_path, target_stat)
1384
target_sha1 = target_verifier_data
1385
return (source_sha1 == target_sha1)
1276
1387
InterTree.register_optimiser(InterTree)