68
380
inv = self._inventory
69
381
for path, ie in inv.iter_entries():
70
if os.path.exists(self.abspath(path)):
382
if osutils.lexists(self.abspath(path)):
385
def all_file_ids(self):
386
"""See Tree.iter_all_file_ids"""
387
return set(self.inventory)
74
389
def __repr__(self):
75
390
return "<%s of %s>" % (self.__class__.__name__,
76
391
getattr(self, 'basedir', None))
80
393
def abspath(self, filename):
81
return os.path.join(self.basedir, filename)
394
return pathjoin(self.basedir, filename)
396
def basis_tree(self):
397
"""Return RevisionTree for the current last revision.
399
If the left most parent is a ghost then the returned tree will be an
400
empty tree - one obtained by calling
401
repository.revision_tree(NULL_REVISION).
404
revision_id = self.get_parent_ids()[0]
406
# no parents, return an empty revision tree.
407
# in the future this should return the tree for
408
# 'empty:' - the implicit root empty tree.
409
return self.branch.repository.revision_tree(
410
_mod_revision.NULL_REVISION)
412
return self.revision_tree(revision_id)
413
except errors.NoSuchRevision:
415
# No cached copy available, retrieve from the repository.
416
# FIXME? RBC 20060403 should we cache the inventory locally
419
return self.branch.repository.revision_tree(revision_id)
420
except (errors.RevisionNotPresent, errors.NoSuchRevision):
421
# the basis tree *may* be a ghost or a low level error may have
422
# occurred. If the revision is present, its a problem, if its not
424
if self.branch.repository.has_revision(revision_id):
426
# the basis tree is a ghost so return an empty tree.
427
return self.branch.repository.revision_tree(
428
_mod_revision.NULL_REVISION)
431
self._flush_ignore_list_cache()
433
def relpath(self, path):
434
"""Return the local path portion from a given path.
436
The path may be absolute or relative. If its a relative path it is
437
interpreted relative to the python current working directory.
439
return osutils.relpath(self.basedir, path)
83
441
def has_filename(self, filename):
84
return os.path.exists(self.abspath(filename))
86
def get_file(self, file_id):
87
return self.get_file_byname(self.id2path(file_id))
89
def get_file_byname(self, filename):
90
return file(self.abspath(filename), 'rb')
442
return osutils.lexists(self.abspath(filename))
444
def get_file(self, file_id, path=None, filtered=True):
445
return self.get_file_with_stat(file_id, path, filtered=filtered)[0]
447
def get_file_with_stat(self, file_id, path=None, filtered=True,
449
"""See Tree.get_file_with_stat."""
451
path = self.id2path(file_id)
452
file_obj = self.get_file_byname(path, filtered=False)
453
stat_value = _fstat(file_obj.fileno())
454
if filtered and self.supports_content_filtering():
455
filters = self._content_filter_stack(path)
456
file_obj = filtered_input_file(file_obj, filters)
457
return (file_obj, stat_value)
459
def get_file_text(self, file_id, path=None, filtered=True):
460
return self.get_file(file_id, path=path, filtered=filtered).read()
462
def get_file_byname(self, filename, filtered=True):
463
path = self.abspath(filename)
465
if filtered and self.supports_content_filtering():
466
filters = self._content_filter_stack(filename)
467
return filtered_input_file(f, filters)
471
def get_file_lines(self, file_id, path=None, filtered=True):
472
"""See Tree.get_file_lines()"""
473
file = self.get_file(file_id, path, filtered=filtered)
475
return file.readlines()
480
def annotate_iter(self, file_id, default_revision=CURRENT_REVISION):
481
"""See Tree.annotate_iter
483
This implementation will use the basis tree implementation if possible.
484
Lines not in the basis are attributed to CURRENT_REVISION
486
If there are pending merges, lines added by those merges will be
487
incorrectly attributed to CURRENT_REVISION (but after committing, the
488
attribution will be correct).
490
maybe_file_parent_keys = []
491
for parent_id in self.get_parent_ids():
493
parent_tree = self.revision_tree(parent_id)
494
except errors.NoSuchRevisionInTree:
495
parent_tree = self.branch.repository.revision_tree(parent_id)
496
parent_tree.lock_read()
498
if file_id not in parent_tree:
500
ie = parent_tree.inventory[file_id]
501
if ie.kind != 'file':
502
# Note: this is slightly unnecessary, because symlinks and
503
# directories have a "text" which is the empty text, and we
504
# know that won't mess up annotations. But it seems cleaner
506
parent_text_key = (file_id, ie.revision)
507
if parent_text_key not in maybe_file_parent_keys:
508
maybe_file_parent_keys.append(parent_text_key)
511
graph = _mod_graph.Graph(self.branch.repository.texts)
512
heads = graph.heads(maybe_file_parent_keys)
513
file_parent_keys = []
514
for key in maybe_file_parent_keys:
516
file_parent_keys.append(key)
518
# Now we have the parents of this content
519
annotator = self.branch.repository.texts.get_annotator()
520
text = self.get_file(file_id).read()
521
this_key =(file_id, default_revision)
522
annotator.add_special_text(this_key, file_parent_keys, text)
523
annotations = [(key[-1], line)
524
for key, line in annotator.annotate_flat(this_key)]
527
def _get_ancestors(self, default_revision):
528
ancestors = set([default_revision])
529
for parent_id in self.get_parent_ids():
530
ancestors.update(self.branch.repository.get_ancestry(
531
parent_id, topo_sorted=False))
534
def get_parent_ids(self):
535
"""See Tree.get_parent_ids.
537
This implementation reads the pending merges list and last_revision
538
value and uses that to decide what the parents list should be.
540
last_rev = _mod_revision.ensure_null(self._last_revision())
541
if _mod_revision.NULL_REVISION == last_rev:
546
merges_bytes = self._transport.get_bytes('pending-merges')
547
except errors.NoSuchFile:
550
for l in osutils.split_lines(merges_bytes):
551
revision_id = l.rstrip('\n')
552
parents.append(revision_id)
556
def get_root_id(self):
557
"""Return the id of this trees root"""
558
return self._inventory.root.file_id
92
560
def _get_store_filename(self, file_id):
93
## XXX: badly named; this isn't in the store at all
94
return self.abspath(self.id2path(file_id))
561
## XXX: badly named; this is not in the store at all
562
return self.abspath(self.id2path(file_id))
565
def clone(self, to_bzrdir, revision_id=None):
566
"""Duplicate this working tree into to_bzr, including all state.
568
Specifically modified files are kept as modified, but
569
ignored and unknown files are discarded.
571
If you want to make a new line of development, see bzrdir.sprout()
574
If not None, the cloned tree will have its last revision set to
575
revision, and difference between the source trees last revision
576
and this one merged in.
578
# assumes the target bzr dir format is compatible.
579
result = to_bzrdir.create_workingtree()
580
self.copy_content_into(result, revision_id)
584
def copy_content_into(self, tree, revision_id=None):
585
"""Copy the current content and user files of this tree into tree."""
586
tree.set_root_id(self.get_root_id())
587
if revision_id is None:
588
merge.transform_tree(tree, self)
590
# TODO now merge from tree.last_revision to revision (to preserve
591
# user local changes)
592
merge.transform_tree(tree, self)
593
tree.set_parent_ids([revision_id])
595
def id2abspath(self, file_id):
596
return self.abspath(self.id2path(file_id))
97
598
def has_id(self, file_id):
98
599
# files that have been deleted are excluded
100
601
if not inv.has_id(file_id):
102
603
path = inv.id2path(file_id)
103
return os.path.exists(self.abspath(path))
604
return osutils.lexists(self.abspath(path))
606
def has_or_had_id(self, file_id):
607
if file_id == self.inventory.root.file_id:
609
return self.inventory.has_id(file_id)
106
611
__contains__ = has_id
109
613
def get_file_size(self, file_id):
110
# is this still called?
111
raise NotImplementedError()
114
def get_file_sha1(self, file_id):
115
path = self._inventory.id2path(file_id)
116
return self._hashcache.get_sha1(path)
119
def file_class(self, filename):
120
if self.path2id(filename):
122
elif self.is_ignored(filename):
128
def list_files(self):
129
"""Recursively list all files as (path, class, kind, id).
614
"""See Tree.get_file_size"""
615
# XXX: this returns the on-disk size; it should probably return the
618
return os.path.getsize(self.id2abspath(file_id))
620
if e.errno != errno.ENOENT:
626
def get_file_sha1(self, file_id, path=None, stat_value=None):
628
path = self._inventory.id2path(file_id)
629
return self._hashcache.get_sha1(path, stat_value)
631
def get_file_mtime(self, file_id, path=None):
633
path = self.inventory.id2path(file_id)
634
return os.lstat(self.abspath(path)).st_mtime
636
def _is_executable_from_path_and_stat_from_basis(self, path, stat_result):
637
file_id = self.path2id(path)
639
# For unversioned files on win32, we just assume they are not
642
return self._inventory[file_id].executable
644
def _is_executable_from_path_and_stat_from_stat(self, path, stat_result):
645
mode = stat_result.st_mode
646
return bool(stat.S_ISREG(mode) and stat.S_IEXEC & mode)
648
if not supports_executable():
649
def is_executable(self, file_id, path=None):
650
return self._inventory[file_id].executable
652
_is_executable_from_path_and_stat = \
653
_is_executable_from_path_and_stat_from_basis
655
def is_executable(self, file_id, path=None):
657
path = self.id2path(file_id)
658
mode = os.lstat(self.abspath(path)).st_mode
659
return bool(stat.S_ISREG(mode) and stat.S_IEXEC & mode)
661
_is_executable_from_path_and_stat = \
662
_is_executable_from_path_and_stat_from_stat
664
@needs_tree_write_lock
665
def _add(self, files, ids, kinds):
666
"""See MutableTree._add."""
667
# TODO: Re-adding a file that is removed in the working copy
668
# should probably put it back with the previous ID.
669
# the read and write working inventory should not occur in this
670
# function - they should be part of lock_write and unlock.
672
for f, file_id, kind in zip(files, ids, kinds):
674
inv.add_path(f, kind=kind)
676
inv.add_path(f, kind=kind, file_id=file_id)
677
self._inventory_is_modified = True
679
@needs_tree_write_lock
680
def _gather_kinds(self, files, kinds):
681
"""See MutableTree._gather_kinds."""
682
for pos, f in enumerate(files):
683
if kinds[pos] is None:
684
fullpath = normpath(self.abspath(f))
686
kinds[pos] = file_kind(fullpath)
688
if e.errno == errno.ENOENT:
689
raise errors.NoSuchFile(fullpath)
692
def add_parent_tree_id(self, revision_id, allow_leftmost_as_ghost=False):
693
"""Add revision_id as a parent.
695
This is equivalent to retrieving the current list of parent ids
696
and setting the list to its value plus revision_id.
698
:param revision_id: The revision id to add to the parent list. It may
699
be a ghost revision as long as its not the first parent to be added,
700
or the allow_leftmost_as_ghost parameter is set True.
701
:param allow_leftmost_as_ghost: Allow the first parent to be a ghost.
703
parents = self.get_parent_ids() + [revision_id]
704
self.set_parent_ids(parents, allow_leftmost_as_ghost=len(parents) > 1
705
or allow_leftmost_as_ghost)
707
@needs_tree_write_lock
708
def add_parent_tree(self, parent_tuple, allow_leftmost_as_ghost=False):
709
"""Add revision_id, tree tuple as a parent.
711
This is equivalent to retrieving the current list of parent trees
712
and setting the list to its value plus parent_tuple. See also
713
add_parent_tree_id - if you only have a parent id available it will be
714
simpler to use that api. If you have the parent already available, using
715
this api is preferred.
717
:param parent_tuple: The (revision id, tree) to add to the parent list.
718
If the revision_id is a ghost, pass None for the tree.
719
:param allow_leftmost_as_ghost: Allow the first parent to be a ghost.
721
parent_ids = self.get_parent_ids() + [parent_tuple[0]]
722
if len(parent_ids) > 1:
723
# the leftmost may have already been a ghost, preserve that if it
725
allow_leftmost_as_ghost = True
726
self.set_parent_ids(parent_ids,
727
allow_leftmost_as_ghost=allow_leftmost_as_ghost)
729
@needs_tree_write_lock
730
def add_pending_merge(self, *revision_ids):
731
# TODO: Perhaps should check at this point that the
732
# history of the revision is actually present?
733
parents = self.get_parent_ids()
735
for rev_id in revision_ids:
736
if rev_id in parents:
738
parents.append(rev_id)
741
self.set_parent_ids(parents, allow_leftmost_as_ghost=True)
743
def path_content_summary(self, path, _lstat=os.lstat,
744
_mapper=osutils.file_kind_from_stat_mode):
745
"""See Tree.path_content_summary."""
746
abspath = self.abspath(path)
748
stat_result = _lstat(abspath)
750
if getattr(e, 'errno', None) == errno.ENOENT:
752
return ('missing', None, None, None)
753
# propagate other errors
755
kind = _mapper(stat_result.st_mode)
757
return self._file_content_summary(path, stat_result)
758
elif kind == 'directory':
759
# perhaps it looks like a plain directory, but it's really a
761
if self._directory_is_tree_reference(path):
762
kind = 'tree-reference'
763
return kind, None, None, None
764
elif kind == 'symlink':
765
target = osutils.readlink(abspath)
766
return ('symlink', None, None, target)
768
return (kind, None, None, None)
770
def _file_content_summary(self, path, stat_result):
771
size = stat_result.st_size
772
executable = self._is_executable_from_path_and_stat(path, stat_result)
773
# try for a stat cache lookup
774
return ('file', size, executable, self._sha_from_stat(
777
def _check_parents_for_ghosts(self, revision_ids, allow_leftmost_as_ghost):
778
"""Common ghost checking functionality from set_parent_*.
780
This checks that the left hand-parent exists if there are any
783
if len(revision_ids) > 0:
784
leftmost_id = revision_ids[0]
785
if (not allow_leftmost_as_ghost and not
786
self.branch.repository.has_revision(leftmost_id)):
787
raise errors.GhostRevisionUnusableHere(leftmost_id)
789
def _set_merges_from_parent_ids(self, parent_ids):
790
merges = parent_ids[1:]
791
self._transport.put_bytes('pending-merges', '\n'.join(merges),
792
mode=self.bzrdir._get_file_mode())
794
def _filter_parent_ids_by_ancestry(self, revision_ids):
795
"""Check that all merged revisions are proper 'heads'.
797
This will always return the first revision_id, and any merged revisions
800
if len(revision_ids) == 0:
802
graph = self.branch.repository.get_graph()
803
heads = graph.heads(revision_ids)
804
new_revision_ids = revision_ids[:1]
805
for revision_id in revision_ids[1:]:
806
if revision_id in heads and revision_id not in new_revision_ids:
807
new_revision_ids.append(revision_id)
808
if new_revision_ids != revision_ids:
809
trace.mutter('requested to set revision_ids = %s,'
810
' but filtered to %s', revision_ids, new_revision_ids)
811
return new_revision_ids
813
@needs_tree_write_lock
814
def set_parent_ids(self, revision_ids, allow_leftmost_as_ghost=False):
815
"""Set the parent ids to revision_ids.
817
See also set_parent_trees. This api will try to retrieve the tree data
818
for each element of revision_ids from the trees repository. If you have
819
tree data already available, it is more efficient to use
820
set_parent_trees rather than set_parent_ids. set_parent_ids is however
821
an easier API to use.
823
:param revision_ids: The revision_ids to set as the parent ids of this
824
working tree. Any of these may be ghosts.
826
self._check_parents_for_ghosts(revision_ids,
827
allow_leftmost_as_ghost=allow_leftmost_as_ghost)
828
for revision_id in revision_ids:
829
_mod_revision.check_not_reserved_id(revision_id)
831
revision_ids = self._filter_parent_ids_by_ancestry(revision_ids)
833
if len(revision_ids) > 0:
834
self.set_last_revision(revision_ids[0])
836
self.set_last_revision(_mod_revision.NULL_REVISION)
838
self._set_merges_from_parent_ids(revision_ids)
840
@needs_tree_write_lock
841
def set_parent_trees(self, parents_list, allow_leftmost_as_ghost=False):
842
"""See MutableTree.set_parent_trees."""
843
parent_ids = [rev for (rev, tree) in parents_list]
844
for revision_id in parent_ids:
845
_mod_revision.check_not_reserved_id(revision_id)
847
self._check_parents_for_ghosts(parent_ids,
848
allow_leftmost_as_ghost=allow_leftmost_as_ghost)
850
parent_ids = self._filter_parent_ids_by_ancestry(parent_ids)
852
if len(parent_ids) == 0:
853
leftmost_parent_id = _mod_revision.NULL_REVISION
854
leftmost_parent_tree = None
856
leftmost_parent_id, leftmost_parent_tree = parents_list[0]
858
if self._change_last_revision(leftmost_parent_id):
859
if leftmost_parent_tree is None:
860
# If we don't have a tree, fall back to reading the
861
# parent tree from the repository.
862
self._cache_basis_inventory(leftmost_parent_id)
864
inv = leftmost_parent_tree.inventory
865
xml = self._create_basis_xml_from_inventory(
866
leftmost_parent_id, inv)
867
self._write_basis_inventory(xml)
868
self._set_merges_from_parent_ids(parent_ids)
870
@needs_tree_write_lock
871
def set_pending_merges(self, rev_list):
872
parents = self.get_parent_ids()
873
leftmost = parents[:1]
874
new_parents = leftmost + rev_list
875
self.set_parent_ids(new_parents)
877
@needs_tree_write_lock
878
def set_merge_modified(self, modified_hashes):
880
for file_id, hash in modified_hashes.iteritems():
881
yield Stanza(file_id=file_id.decode('utf8'), hash=hash)
882
self._put_rio('merge-hashes', iter_stanzas(), MERGE_MODIFIED_HEADER_1)
884
def _sha_from_stat(self, path, stat_result):
885
"""Get a sha digest from the tree's stat cache.
887
The default implementation assumes no stat cache is present.
889
:param path: The path.
890
:param stat_result: The stat result being looked up.
894
def _put_rio(self, filename, stanzas, header):
895
self._must_be_locked()
896
my_file = rio_file(stanzas, header)
897
self._transport.put_file(filename, my_file,
898
mode=self.bzrdir._get_file_mode())
900
@needs_write_lock # because merge pulls data into the branch.
901
def merge_from_branch(self, branch, to_revision=None, from_revision=None,
902
merge_type=None, force=False):
903
"""Merge from a branch into this working tree.
905
:param branch: The branch to merge from.
906
:param to_revision: If non-None, the merge will merge to to_revision,
907
but not beyond it. to_revision does not need to be in the history
908
of the branch when it is supplied. If None, to_revision defaults to
909
branch.last_revision().
911
from bzrlib.merge import Merger, Merge3Merger
912
pb = ui.ui_factory.nested_progress_bar()
914
merger = Merger(self.branch, this_tree=self, pb=pb)
915
merger.pp = ProgressPhase("Merge phase", 5, pb)
916
merger.pp.next_phase()
917
# check that there are no local alterations
918
if not force and self.has_changes():
919
raise errors.UncommittedChanges(self)
920
if to_revision is None:
921
to_revision = _mod_revision.ensure_null(branch.last_revision())
922
merger.other_rev_id = to_revision
923
if _mod_revision.is_null(merger.other_rev_id):
924
raise errors.NoCommits(branch)
925
self.branch.fetch(branch, last_revision=merger.other_rev_id)
926
merger.other_basis = merger.other_rev_id
927
merger.other_tree = self.branch.repository.revision_tree(
929
merger.other_branch = branch
930
merger.pp.next_phase()
931
if from_revision is None:
934
merger.set_base_revision(from_revision, branch)
935
if merger.base_rev_id == merger.other_rev_id:
936
raise errors.PointlessMerge
937
merger.backup_files = False
938
if merge_type is None:
939
merger.merge_type = Merge3Merger
941
merger.merge_type = merge_type
942
merger.set_interesting_files(None)
943
merger.show_base = False
944
merger.reprocess = False
945
conflicts = merger.do_merge()
952
def merge_modified(self):
953
"""Return a dictionary of files modified by a merge.
955
The list is initialized by WorkingTree.set_merge_modified, which is
956
typically called after we make some automatic updates to the tree
959
This returns a map of file_id->sha1, containing only files which are
960
still in the working inventory and have that text hash.
963
hashfile = self._transport.get('merge-hashes')
964
except errors.NoSuchFile:
969
if hashfile.next() != MERGE_MODIFIED_HEADER_1 + '\n':
970
raise errors.MergeModifiedFormatError()
971
except StopIteration:
972
raise errors.MergeModifiedFormatError()
973
for s in RioReader(hashfile):
974
# RioReader reads in Unicode, so convert file_ids back to utf8
975
file_id = osutils.safe_file_id(s.get("file_id"), warn=False)
976
if file_id not in self.inventory:
978
text_hash = s.get("hash")
979
if text_hash == self.get_file_sha1(file_id):
980
merge_hashes[file_id] = text_hash
986
def mkdir(self, path, file_id=None):
987
"""See MutableTree.mkdir()."""
989
file_id = generate_ids.gen_file_id(os.path.basename(path))
990
os.mkdir(self.abspath(path))
991
self.add(path, file_id, 'directory')
994
def get_symlink_target(self, file_id):
995
abspath = self.id2abspath(file_id)
996
target = osutils.readlink(abspath)
1000
def subsume(self, other_tree):
1001
def add_children(inventory, entry):
1002
for child_entry in entry.children.values():
1003
inventory._byid[child_entry.file_id] = child_entry
1004
if child_entry.kind == 'directory':
1005
add_children(inventory, child_entry)
1006
if other_tree.get_root_id() == self.get_root_id():
1007
raise errors.BadSubsumeSource(self, other_tree,
1008
'Trees have the same root')
1010
other_tree_path = self.relpath(other_tree.basedir)
1011
except errors.PathNotChild:
1012
raise errors.BadSubsumeSource(self, other_tree,
1013
'Tree is not contained by the other')
1014
new_root_parent = self.path2id(osutils.dirname(other_tree_path))
1015
if new_root_parent is None:
1016
raise errors.BadSubsumeSource(self, other_tree,
1017
'Parent directory is not versioned.')
1018
# We need to ensure that the result of a fetch will have a
1019
# versionedfile for the other_tree root, and only fetching into
1020
# RepositoryKnit2 guarantees that.
1021
if not self.branch.repository.supports_rich_root():
1022
raise errors.SubsumeTargetNeedsUpgrade(other_tree)
1023
other_tree.lock_tree_write()
1025
new_parents = other_tree.get_parent_ids()
1026
other_root = other_tree.inventory.root
1027
other_root.parent_id = new_root_parent
1028
other_root.name = osutils.basename(other_tree_path)
1029
self.inventory.add(other_root)
1030
add_children(self.inventory, other_root)
1031
self._write_inventory(self.inventory)
1032
# normally we don't want to fetch whole repositories, but i think
1033
# here we really do want to consolidate the whole thing.
1034
for parent_id in other_tree.get_parent_ids():
1035
self.branch.fetch(other_tree.branch, parent_id)
1036
self.add_parent_tree_id(parent_id)
1039
other_tree.bzrdir.retire_bzrdir()
1041
def _setup_directory_is_tree_reference(self):
1042
if self._branch.repository._format.supports_tree_reference:
1043
self._directory_is_tree_reference = \
1044
self._directory_may_be_tree_reference
1046
self._directory_is_tree_reference = \
1047
self._directory_is_never_tree_reference
1049
def _directory_is_never_tree_reference(self, relpath):
1052
def _directory_may_be_tree_reference(self, relpath):
1053
# as a special case, if a directory contains control files then
1054
# it's a tree reference, except that the root of the tree is not
1055
return relpath and osutils.isdir(self.abspath(relpath) + u"/.bzr")
1056
# TODO: We could ask all the control formats whether they
1057
# recognize this directory, but at the moment there's no cheap api
1058
# to do that. Since we probably can only nest bzr checkouts and
1059
# they always use this name it's ok for now. -- mbp 20060306
1061
# FIXME: There is an unhandled case here of a subdirectory
1062
# containing .bzr but not a branch; that will probably blow up
1063
# when you try to commit it. It might happen if there is a
1064
# checkout in a subdirectory. This can be avoided by not adding
1067
@needs_tree_write_lock
1068
def extract(self, file_id, format=None):
1069
"""Extract a subtree from this tree.
1071
A new branch will be created, relative to the path for this tree.
1075
segments = osutils.splitpath(path)
1076
transport = self.branch.bzrdir.root_transport
1077
for name in segments:
1078
transport = transport.clone(name)
1079
transport.ensure_base()
1082
sub_path = self.id2path(file_id)
1083
branch_transport = mkdirs(sub_path)
1085
format = self.bzrdir.cloning_metadir()
1086
branch_transport.ensure_base()
1087
branch_bzrdir = format.initialize_on_transport(branch_transport)
1089
repo = branch_bzrdir.find_repository()
1090
except errors.NoRepositoryPresent:
1091
repo = branch_bzrdir.create_repository()
1092
if not repo.supports_rich_root():
1093
raise errors.RootNotRich()
1094
new_branch = branch_bzrdir.create_branch()
1095
new_branch.pull(self.branch)
1096
for parent_id in self.get_parent_ids():
1097
new_branch.fetch(self.branch, parent_id)
1098
tree_transport = self.bzrdir.root_transport.clone(sub_path)
1099
if tree_transport.base != branch_transport.base:
1100
tree_bzrdir = format.initialize_on_transport(tree_transport)
1101
branch.BranchReferenceFormat().initialize(tree_bzrdir, new_branch)
1103
tree_bzrdir = branch_bzrdir
1104
wt = tree_bzrdir.create_workingtree(_mod_revision.NULL_REVISION)
1105
wt.set_parent_ids(self.get_parent_ids())
1106
my_inv = self.inventory
1107
child_inv = inventory.Inventory(root_id=None)
1108
new_root = my_inv[file_id]
1109
my_inv.remove_recursive_id(file_id)
1110
new_root.parent_id = None
1111
child_inv.add(new_root)
1112
self._write_inventory(my_inv)
1113
wt._write_inventory(child_inv)
1116
def _serialize(self, inventory, out_file):
1117
xml5.serializer_v5.write_inventory(self._inventory, out_file,
1120
def _deserialize(selt, in_file):
1121
return xml5.serializer_v5.read_inventory(in_file)
1124
"""Write the in memory inventory to disk."""
1125
# TODO: Maybe this should only write on dirty ?
1126
if self._control_files._lock_mode != 'w':
1127
raise errors.NotWriteLocked(self)
1129
self._serialize(self._inventory, sio)
1131
self._transport.put_file('inventory', sio,
1132
mode=self.bzrdir._get_file_mode())
1133
self._inventory_is_modified = False
1135
def _kind(self, relpath):
1136
return osutils.file_kind(self.abspath(relpath))
1138
def list_files(self, include_root=False, from_dir=None, recursive=True):
1139
"""List all files as (path, class, kind, id, entry).
131
1141
Lists, but does not descend into unversioned directories.
133
1142
This does not include files that have been deleted in this
1143
tree. Skips the control directory.
136
Skips the control directory.
1145
:param include_root: if True, do not return an entry for the root
1146
:param from_dir: start from this directory or None for the root
1147
:param recursive: whether to recurse into subdirectories or not
138
from osutils import appendpath, file_kind
141
inv = self._inventory
143
def descend(from_dir_relpath, from_dir_id, dp):
1149
# list_files is an iterator, so @needs_read_lock doesn't work properly
1150
# with it. So callers should be careful to always read_lock the tree.
1151
if not self.is_locked():
1152
raise errors.ObjectNotLocked(self)
1154
inv = self.inventory
1155
if from_dir is None and include_root is True:
1156
yield ('', 'V', 'directory', inv.root.file_id, inv.root)
1157
# Convert these into local objects to save lookup times
1158
pathjoin = osutils.pathjoin
1159
file_kind = self._kind
1161
# transport.base ends in a slash, we want the piece
1162
# between the last two slashes
1163
transport_base_dir = self.bzrdir.transport.base.rsplit('/', 2)[1]
1165
fk_entries = {'directory':TreeDirectory, 'file':TreeFile, 'symlink':TreeLink}
1167
# directory file_id, relative path, absolute path, reverse sorted children
1168
if from_dir is not None:
1169
from_dir_id = inv.path2id(from_dir)
1170
if from_dir_id is None:
1171
# Directory not versioned
1173
from_dir_abspath = pathjoin(self.basedir, from_dir)
1175
from_dir_id = inv.root.file_id
1176
from_dir_abspath = self.basedir
1177
children = os.listdir(from_dir_abspath)
1179
# jam 20060527 The kernel sized tree seems equivalent whether we
1180
# use a deque and popleft to keep them sorted, or if we use a plain
1181
# list and just reverse() them.
1182
children = collections.deque(children)
1183
stack = [(from_dir_id, u'', from_dir_abspath, children)]
1185
from_dir_id, from_dir_relpath, from_dir_abspath, children = stack[-1]
1188
f = children.popleft()
147
1189
## TODO: If we find a subdirectory with its own .bzr
148
1190
## directory, then that is a separate tree and we
149
1191
## should exclude it.
150
if bzrlib.BZRDIR == f:
1193
# the bzrdir for this tree
1194
if transport_base_dir == f:
154
fp = appendpath(from_dir_relpath, f)
1197
# we know that from_dir_relpath and from_dir_abspath never end in a slash
1198
# and 'f' doesn't begin with one, we can do a string op, rather
1199
# than the checks of pathjoin(), all relative paths will have an extra slash
1201
fp = from_dir_relpath + '/' + f
157
fap = appendpath(dp, f)
1204
fap = from_dir_abspath + '/' + f
159
1206
f_ie = inv.get_child(from_dir_id, f)
162
elif self.is_ignored(fp):
1209
elif self.is_ignored(fp[1:]):
1212
# we may not have found this file, because of a unicode issue
1213
f_norm, can_access = osutils.normalized_filename(f)
1214
if f == f_norm or not can_access:
1215
# No change, so treat this file normally
1218
# this file can be accessed by a normalized path
1219
# check again if it is versioned
1220
# these lines are repeated here for performance
1222
fp = from_dir_relpath + '/' + f
1223
fap = from_dir_abspath + '/' + f
1224
f_ie = inv.get_child(from_dir_id, f)
1227
elif self.is_ignored(fp[1:]):
167
1232
fk = file_kind(fap)
1234
# make a last minute entry
171
raise BzrCheckError("file %r entered as kind %r id %r, "
173
% (fap, f_ie.kind, f_ie.file_id, fk))
175
yield fp, c, fk, (f_ie and f_ie.file_id)
1236
yield fp[1:], c, fk, f_ie.file_id, f_ie
1239
yield fp[1:], c, fk, None, fk_entries[fk]()
1241
yield fp[1:], c, fk, None, TreeEntry()
177
1244
if fk != 'directory':
181
# don't descend unversioned directories
184
for ff in descend(fp, f_ie.file_id, fap):
187
for f in descend('', inv.root.file_id, self.basedir):
1247
# But do this child first if recursing down
1249
new_children = os.listdir(fap)
1251
new_children = collections.deque(new_children)
1252
stack.append((f_ie.file_id, fp, fap, new_children))
1253
# Break out of inner loop,
1254
# so that we start outer loop with child
1257
# if we finished all children, pop it off the stack
1260
@needs_tree_write_lock
1261
def move(self, from_paths, to_dir=None, after=False, **kwargs):
1264
to_dir must exist in the inventory.
1266
If to_dir exists and is a directory, the files are moved into
1267
it, keeping their old names.
1269
Note that to_dir is only the last component of the new name;
1270
this doesn't change the directory.
1272
For each entry in from_paths the move mode will be determined
1275
The first mode moves the file in the filesystem and updates the
1276
inventory. The second mode only updates the inventory without
1277
touching the file on the filesystem. This is the new mode introduced
1280
move uses the second mode if 'after == True' and the target is not
1281
versioned but present in the working tree.
1283
move uses the second mode if 'after == False' and the source is
1284
versioned but no longer in the working tree, and the target is not
1285
versioned but present in the working tree.
1287
move uses the first mode if 'after == False' and the source is
1288
versioned and present in the working tree, and the target is not
1289
versioned and not present in the working tree.
1291
Everything else results in an error.
1293
This returns a list of (from_path, to_path) pairs for each
1294
entry that is moved.
1299
# check for deprecated use of signature
1301
to_dir = kwargs.get('to_name', None)
1303
raise TypeError('You must supply a target directory')
1305
symbol_versioning.warn('The parameter to_name was deprecated'
1306
' in version 0.13. Use to_dir instead',
1309
# check destination directory
1310
if isinstance(from_paths, basestring):
1312
inv = self.inventory
1313
to_abs = self.abspath(to_dir)
1314
if not isdir(to_abs):
1315
raise errors.BzrMoveFailedError('',to_dir,
1316
errors.NotADirectory(to_abs))
1317
if not self.has_filename(to_dir):
1318
raise errors.BzrMoveFailedError('',to_dir,
1319
errors.NotInWorkingDirectory(to_dir))
1320
to_dir_id = inv.path2id(to_dir)
1321
if to_dir_id is None:
1322
raise errors.BzrMoveFailedError('',to_dir,
1323
errors.NotVersionedError(path=str(to_dir)))
1325
to_dir_ie = inv[to_dir_id]
1326
if to_dir_ie.kind != 'directory':
1327
raise errors.BzrMoveFailedError('',to_dir,
1328
errors.NotADirectory(to_abs))
1330
# create rename entries and tuples
1331
for from_rel in from_paths:
1332
from_tail = splitpath(from_rel)[-1]
1333
from_id = inv.path2id(from_rel)
1335
raise errors.BzrMoveFailedError(from_rel,to_dir,
1336
errors.NotVersionedError(path=str(from_rel)))
1338
from_entry = inv[from_id]
1339
from_parent_id = from_entry.parent_id
1340
to_rel = pathjoin(to_dir, from_tail)
1341
rename_entry = WorkingTree._RenameEntry(from_rel=from_rel,
1343
from_tail=from_tail,
1344
from_parent_id=from_parent_id,
1345
to_rel=to_rel, to_tail=from_tail,
1346
to_parent_id=to_dir_id)
1347
rename_entries.append(rename_entry)
1348
rename_tuples.append((from_rel, to_rel))
1350
# determine which move mode to use. checks also for movability
1351
rename_entries = self._determine_mv_mode(rename_entries, after)
1353
original_modified = self._inventory_is_modified
1356
self._inventory_is_modified = True
1357
self._move(rename_entries)
1359
# restore the inventory on error
1360
self._inventory_is_modified = original_modified
1362
self._write_inventory(inv)
1363
return rename_tuples
1365
def _determine_mv_mode(self, rename_entries, after=False):
1366
"""Determines for each from-to pair if both inventory and working tree
1367
or only the inventory has to be changed.
1369
Also does basic plausability tests.
1371
inv = self.inventory
1373
for rename_entry in rename_entries:
1374
# store to local variables for easier reference
1375
from_rel = rename_entry.from_rel
1376
from_id = rename_entry.from_id
1377
to_rel = rename_entry.to_rel
1378
to_id = inv.path2id(to_rel)
1379
only_change_inv = False
1381
# check the inventory for source and destination
1383
raise errors.BzrMoveFailedError(from_rel,to_rel,
1384
errors.NotVersionedError(path=str(from_rel)))
1385
if to_id is not None:
1386
raise errors.BzrMoveFailedError(from_rel,to_rel,
1387
errors.AlreadyVersionedError(path=str(to_rel)))
1389
# try to determine the mode for rename (only change inv or change
1390
# inv and file system)
1392
if not self.has_filename(to_rel):
1393
raise errors.BzrMoveFailedError(from_id,to_rel,
1394
errors.NoSuchFile(path=str(to_rel),
1395
extra="New file has not been created yet"))
1396
only_change_inv = True
1397
elif not self.has_filename(from_rel) and self.has_filename(to_rel):
1398
only_change_inv = True
1399
elif self.has_filename(from_rel) and not self.has_filename(to_rel):
1400
only_change_inv = False
1401
elif (not self.case_sensitive
1402
and from_rel.lower() == to_rel.lower()
1403
and self.has_filename(from_rel)):
1404
only_change_inv = False
1406
# something is wrong, so lets determine what exactly
1407
if not self.has_filename(from_rel) and \
1408
not self.has_filename(to_rel):
1409
raise errors.BzrRenameFailedError(from_rel,to_rel,
1410
errors.PathsDoNotExist(paths=(str(from_rel),
1413
raise errors.RenameFailedFilesExist(from_rel, to_rel)
1414
rename_entry.only_change_inv = only_change_inv
1415
return rename_entries
1417
def _move(self, rename_entries):
1418
"""Moves a list of files.
1420
Depending on the value of the flag 'only_change_inv', the
1421
file will be moved on the file system or not.
1423
inv = self.inventory
1426
for entry in rename_entries:
1428
self._move_entry(entry)
1430
self._rollback_move(moved)
1434
def _rollback_move(self, moved):
1435
"""Try to rollback a previous move in case of an filesystem error."""
1436
inv = self.inventory
1439
self._move_entry(WorkingTree._RenameEntry(
1440
entry.to_rel, entry.from_id,
1441
entry.to_tail, entry.to_parent_id, entry.from_rel,
1442
entry.from_tail, entry.from_parent_id,
1443
entry.only_change_inv))
1444
except errors.BzrMoveFailedError, e:
1445
raise errors.BzrMoveFailedError( '', '', "Rollback failed."
1446
" The working tree is in an inconsistent state."
1447
" Please consider doing a 'bzr revert'."
1448
" Error message is: %s" % e)
1450
def _move_entry(self, entry):
1451
inv = self.inventory
1452
from_rel_abs = self.abspath(entry.from_rel)
1453
to_rel_abs = self.abspath(entry.to_rel)
1454
if from_rel_abs == to_rel_abs:
1455
raise errors.BzrMoveFailedError(entry.from_rel, entry.to_rel,
1456
"Source and target are identical.")
1458
if not entry.only_change_inv:
1460
osutils.rename(from_rel_abs, to_rel_abs)
1462
raise errors.BzrMoveFailedError(entry.from_rel,
1464
inv.rename(entry.from_id, entry.to_parent_id, entry.to_tail)
1466
@needs_tree_write_lock
1467
def rename_one(self, from_rel, to_rel, after=False):
1470
This can change the directory or the filename or both.
1472
rename_one has several 'modes' to work. First, it can rename a physical
1473
file and change the file_id. That is the normal mode. Second, it can
1474
only change the file_id without touching any physical file. This is
1475
the new mode introduced in version 0.15.
1477
rename_one uses the second mode if 'after == True' and 'to_rel' is not
1478
versioned but present in the working tree.
1480
rename_one uses the second mode if 'after == False' and 'from_rel' is
1481
versioned but no longer in the working tree, and 'to_rel' is not
1482
versioned but present in the working tree.
1484
rename_one uses the first mode if 'after == False' and 'from_rel' is
1485
versioned and present in the working tree, and 'to_rel' is not
1486
versioned and not present in the working tree.
1488
Everything else results in an error.
1490
inv = self.inventory
1493
# create rename entries and tuples
1494
from_tail = splitpath(from_rel)[-1]
1495
from_id = inv.path2id(from_rel)
1497
# if file is missing in the inventory maybe it's in the basis_tree
1498
basis_tree = self.branch.basis_tree()
1499
from_id = basis_tree.path2id(from_rel)
1501
raise errors.BzrRenameFailedError(from_rel,to_rel,
1502
errors.NotVersionedError(path=str(from_rel)))
1503
# put entry back in the inventory so we can rename it
1504
from_entry = basis_tree.inventory[from_id].copy()
1507
from_entry = inv[from_id]
1508
from_parent_id = from_entry.parent_id
1509
to_dir, to_tail = os.path.split(to_rel)
1510
to_dir_id = inv.path2id(to_dir)
1511
rename_entry = WorkingTree._RenameEntry(from_rel=from_rel,
1513
from_tail=from_tail,
1514
from_parent_id=from_parent_id,
1515
to_rel=to_rel, to_tail=to_tail,
1516
to_parent_id=to_dir_id)
1517
rename_entries.append(rename_entry)
1519
# determine which move mode to use. checks also for movability
1520
rename_entries = self._determine_mv_mode(rename_entries, after)
1522
# check if the target changed directory and if the target directory is
1524
if to_dir_id is None:
1525
raise errors.BzrMoveFailedError(from_rel,to_rel,
1526
errors.NotVersionedError(path=str(to_dir)))
1528
# all checks done. now we can continue with our actual work
1529
mutter('rename_one:\n'
1534
' to_dir_id {%s}\n',
1535
from_id, from_rel, to_rel, to_dir, to_dir_id)
1537
self._move(rename_entries)
1538
self._write_inventory(inv)
1540
class _RenameEntry(object):
1541
def __init__(self, from_rel, from_id, from_tail, from_parent_id,
1542
to_rel, to_tail, to_parent_id, only_change_inv=False):
1543
self.from_rel = from_rel
1544
self.from_id = from_id
1545
self.from_tail = from_tail
1546
self.from_parent_id = from_parent_id
1547
self.to_rel = to_rel
1548
self.to_tail = to_tail
1549
self.to_parent_id = to_parent_id
1550
self.only_change_inv = only_change_inv
192
1553
def unknowns(self):
193
for subp in self.extras():
194
if not self.is_ignored(subp):
1554
"""Return all unknown files.
1556
These are files in the working directory that are not versioned or
1557
control files or ignored.
1559
# force the extras method to be fully executed before returning, to
1560
# prevent race conditions with the lock
1562
[subp for subp in self.extras() if not self.is_ignored(subp)])
1564
@needs_tree_write_lock
1565
def unversion(self, file_ids):
1566
"""Remove the file ids in file_ids from the current versioned set.
1568
When a file_id is unversioned, all of its children are automatically
1571
:param file_ids: The file ids to stop versioning.
1572
:raises: NoSuchId if any fileid is not currently versioned.
1574
for file_id in file_ids:
1575
if file_id not in self._inventory:
1576
raise errors.NoSuchId(self, file_id)
1577
for file_id in file_ids:
1578
if self._inventory.has_id(file_id):
1579
self._inventory.remove_recursive_id(file_id)
1581
# in the future this should just set a dirty bit to wait for the
1582
# final unlock. However, until all methods of workingtree start
1583
# with the current in -memory inventory rather than triggering
1584
# a read, it is more complex - we need to teach read_inventory
1585
# to know when to read, and when to not read first... and possibly
1586
# to save first when the in memory one may be corrupted.
1587
# so for now, we just only write it if it is indeed dirty.
1589
self._write_inventory(self._inventory)
1591
def _iter_conflicts(self):
1593
for info in self.list_files():
1595
stem = get_conflicted_stem(path)
1598
if stem not in conflicted:
1599
conflicted.add(stem)
1603
def pull(self, source, overwrite=False, stop_revision=None,
1604
change_reporter=None, possible_transports=None, local=False):
1605
top_pb = ui.ui_factory.nested_progress_bar()
1608
pp = ProgressPhase("Pull phase", 2, top_pb)
1610
old_revision_info = self.branch.last_revision_info()
1611
basis_tree = self.basis_tree()
1612
count = self.branch.pull(source, overwrite, stop_revision,
1613
possible_transports=possible_transports,
1615
new_revision_info = self.branch.last_revision_info()
1616
if new_revision_info != old_revision_info:
1618
repository = self.branch.repository
1619
pb = ui.ui_factory.nested_progress_bar()
1620
basis_tree.lock_read()
1622
new_basis_tree = self.branch.basis_tree()
1629
change_reporter=change_reporter)
1630
if (basis_tree.inventory.root is None and
1631
new_basis_tree.inventory.root is not None):
1632
self.set_root_id(new_basis_tree.get_root_id())
1636
# TODO - dedup parents list with things merged by pull ?
1637
# reuse the revisiontree we merged against to set the new
1639
parent_trees = [(self.branch.last_revision(), new_basis_tree)]
1640
# we have to pull the merge trees out again, because
1641
# merge_inner has set the ids. - this corner is not yet
1642
# layered well enough to prevent double handling.
1643
# XXX TODO: Fix the double handling: telling the tree about
1644
# the already known parent data is wasteful.
1645
merges = self.get_parent_ids()[1:]
1646
parent_trees.extend([
1647
(parent, repository.revision_tree(parent)) for
1649
self.set_parent_trees(parent_trees)
1656
def put_file_bytes_non_atomic(self, file_id, bytes):
1657
"""See MutableTree.put_file_bytes_non_atomic."""
1658
stream = file(self.id2abspath(file_id), 'wb')
1663
# TODO: update the hashcache here ?
198
1665
def extras(self):
199
"""Yield all unknown files in this WorkingTree.
1666
"""Yield all unversioned files in this WorkingTree.
201
If there are any unknown directories then only the directory is
202
returned, not all its children. But if there are unknown files
1668
If there are any unversioned directories then only the directory is
1669
returned, not all its children. But if there are unversioned files
203
1670
under a versioned subdirectory, they are returned.
205
1672
Currently returned depth-first, sorted by name within directories.
1673
This is the same order used by 'osutils.walkdirs'.
207
1675
## TODO: Work from given directory downwards
208
from osutils import isdir, appendpath
210
1676
for path, dir_entry in self.inventory.directories():
211
mutter("search for unknowns in %r" % path)
1677
# mutter("search for unknowns in %r", path)
212
1678
dirabs = self.abspath(path)
213
1679
if not isdir(dirabs):
214
1680
# e.g. directory deleted
259
1746
If the file is ignored, returns the pattern which caused it to
260
1747
be ignored, otherwise None. So this can simply be used as a
261
1748
boolean if desired."""
263
# TODO: Use '**' to match directories, and other extended
264
# globbing stuff from cvs/rsync.
266
# XXX: fnmatch is actually not quite what we want: it's only
267
# approximately the same as real Unix fnmatch, and doesn't
268
# treat dotfiles correctly and allows * to match /.
269
# Eventually it should be replaced with something more
273
from osutils import splitpath
275
for pat in self.get_ignore_list():
276
if '/' in pat or '\\' in pat:
278
# as a special case, you can put ./ at the start of a
279
# pattern; this is good to match in the top-level
282
if (pat[:2] == './') or (pat[:2] == '.\\'):
1749
if getattr(self, '_ignoreglobster', None) is None:
1750
self._ignoreglobster = globbing.Globster(self.get_ignore_list())
1751
return self._ignoreglobster.match(filename)
1753
def kind(self, file_id):
1754
return file_kind(self.id2abspath(file_id))
1756
def stored_kind(self, file_id):
1757
"""See Tree.stored_kind"""
1758
return self.inventory[file_id].kind
1760
def _comparison_data(self, entry, path):
1761
abspath = self.abspath(path)
1763
stat_value = os.lstat(abspath)
1765
if getattr(e, 'errno', None) == errno.ENOENT:
1772
mode = stat_value.st_mode
1773
kind = osutils.file_kind_from_stat_mode(mode)
1774
if not supports_executable():
1775
executable = entry is not None and entry.executable
1777
executable = bool(stat.S_ISREG(mode) and stat.S_IEXEC & mode)
1778
return kind, executable, stat_value
1780
def _file_size(self, entry, stat_value):
1781
return stat_value.st_size
1783
def last_revision(self):
1784
"""Return the last revision of the branch for this tree.
1786
This format tree does not support a separate marker for last-revision
1787
compared to the branch.
1789
See MutableTree.last_revision
1791
return self._last_revision()
1794
def _last_revision(self):
1795
"""helper for get_parent_ids."""
1796
return _mod_revision.ensure_null(self.branch.last_revision())
1798
def is_locked(self):
1799
return self._control_files.is_locked()
1801
def _must_be_locked(self):
1802
if not self.is_locked():
1803
raise errors.ObjectNotLocked(self)
1805
def lock_read(self):
1806
"""See Branch.lock_read, and WorkingTree.unlock."""
1807
if not self.is_locked():
1809
self.branch.lock_read()
1811
return self._control_files.lock_read()
1813
self.branch.unlock()
1816
def lock_tree_write(self):
1817
"""See MutableTree.lock_tree_write, and WorkingTree.unlock."""
1818
if not self.is_locked():
1820
self.branch.lock_read()
1822
return self._control_files.lock_write()
1824
self.branch.unlock()
1827
def lock_write(self):
1828
"""See MutableTree.lock_write, and WorkingTree.unlock."""
1829
if not self.is_locked():
1831
self.branch.lock_write()
1833
return self._control_files.lock_write()
1835
self.branch.unlock()
1838
def get_physical_lock_status(self):
1839
return self._control_files.get_physical_lock_status()
1841
def _basis_inventory_name(self):
1842
return 'basis-inventory-cache'
1844
def _reset_data(self):
1845
"""Reset transient data that cannot be revalidated."""
1846
self._inventory_is_modified = False
1847
f = self._transport.get('inventory')
1849
result = self._deserialize(f)
1852
self._set_inventory(result, dirty=False)
1854
@needs_tree_write_lock
1855
def set_last_revision(self, new_revision):
1856
"""Change the last revision in the working tree."""
1857
if self._change_last_revision(new_revision):
1858
self._cache_basis_inventory(new_revision)
1860
def _change_last_revision(self, new_revision):
1861
"""Template method part of set_last_revision to perform the change.
1863
This is used to allow WorkingTree3 instances to not affect branch
1864
when their last revision is set.
1866
if _mod_revision.is_null(new_revision):
1867
self.branch.set_revision_history([])
1870
self.branch.generate_revision_history(new_revision)
1871
except errors.NoSuchRevision:
1872
# not present in the repo - dont try to set it deeper than the tip
1873
self.branch.set_revision_history([new_revision])
1876
def _write_basis_inventory(self, xml):
1877
"""Write the basis inventory XML to the basis-inventory file"""
1878
path = self._basis_inventory_name()
1880
self._transport.put_file(path, sio,
1881
mode=self.bzrdir._get_file_mode())
1883
def _create_basis_xml_from_inventory(self, revision_id, inventory):
1884
"""Create the text that will be saved in basis-inventory"""
1885
inventory.revision_id = revision_id
1886
return xml7.serializer_v7.write_inventory_to_string(inventory)
1888
def _cache_basis_inventory(self, new_revision):
1889
"""Cache new_revision as the basis inventory."""
1890
# TODO: this should allow the ready-to-use inventory to be passed in,
1891
# as commit already has that ready-to-use [while the format is the
1894
# this double handles the inventory - unpack and repack -
1895
# but is easier to understand. We can/should put a conditional
1896
# in here based on whether the inventory is in the latest format
1897
# - perhaps we should repack all inventories on a repository
1899
# the fast path is to copy the raw xml from the repository. If the
1900
# xml contains 'revision_id="', then we assume the right
1901
# revision_id is set. We must check for this full string, because a
1902
# root node id can legitimately look like 'revision_id' but cannot
1904
xml = self.branch.repository.get_inventory_xml(new_revision)
1905
firstline = xml.split('\n', 1)[0]
1906
if (not 'revision_id="' in firstline or
1907
'format="7"' not in firstline):
1908
inv = self.branch.repository._serializer.read_inventory_from_string(
1910
xml = self._create_basis_xml_from_inventory(new_revision, inv)
1911
self._write_basis_inventory(xml)
1912
except (errors.NoSuchRevision, errors.RevisionNotPresent):
1915
def read_basis_inventory(self):
1916
"""Read the cached basis inventory."""
1917
path = self._basis_inventory_name()
1918
return self._transport.get_bytes(path)
1921
def read_working_inventory(self):
1922
"""Read the working inventory.
1924
:raises errors.InventoryModified: read_working_inventory will fail
1925
when the current in memory inventory has been modified.
1927
# conceptually this should be an implementation detail of the tree.
1928
# XXX: Deprecate this.
1929
# ElementTree does its own conversion from UTF-8, so open in
1931
if self._inventory_is_modified:
1932
raise errors.InventoryModified(self)
1933
f = self._transport.get('inventory')
1935
result = self._deserialize(f)
1938
self._set_inventory(result, dirty=False)
1941
@needs_tree_write_lock
1942
def remove(self, files, verbose=False, to_file=None, keep_files=True,
1944
"""Remove nominated files from the working inventory.
1946
:files: File paths relative to the basedir.
1947
:keep_files: If true, the files will also be kept.
1948
:force: Delete files and directories, even if they are changed and
1949
even if the directories are not empty.
1951
if isinstance(files, basestring):
1957
unknown_nested_files=set()
1959
to_file = sys.stdout
1961
def recurse_directory_to_add_files(directory):
1962
# Recurse directory and add all files
1963
# so we can check if they have changed.
1964
for parent_info, file_infos in\
1965
self.walkdirs(directory):
1966
for relpath, basename, kind, lstat, fileid, kind in file_infos:
1967
# Is it versioned or ignored?
1968
if self.path2id(relpath) or self.is_ignored(relpath):
1969
# Add nested content for deletion.
1970
new_files.add(relpath)
1972
# Files which are not versioned and not ignored
1973
# should be treated as unknown.
1974
unknown_nested_files.add((relpath, None, kind))
1976
for filename in files:
1977
# Get file name into canonical form.
1978
abspath = self.abspath(filename)
1979
filename = self.relpath(abspath)
1980
if len(filename) > 0:
1981
new_files.add(filename)
1982
recurse_directory_to_add_files(filename)
1984
files = list(new_files)
1987
return # nothing to do
1989
# Sort needed to first handle directory content before the directory
1990
files.sort(reverse=True)
1992
# Bail out if we are going to delete files we shouldn't
1993
if not keep_files and not force:
1994
has_changed_files = len(unknown_nested_files) > 0
1995
if not has_changed_files:
1996
for (file_id, path, content_change, versioned, parent_id, name,
1997
kind, executable) in self.iter_changes(self.basis_tree(),
1998
include_unchanged=True, require_versioned=False,
1999
want_unversioned=True, specific_files=files):
2000
if versioned == (False, False):
2001
# The record is unknown ...
2002
if not self.is_ignored(path[1]):
2003
# ... but not ignored
2004
has_changed_files = True
2006
elif content_change and (kind[1] is not None):
2007
# Versioned and changed, but not deleted
2008
has_changed_files = True
2011
if has_changed_files:
2012
# Make delta show ALL applicable changes in error message.
2013
tree_delta = self.changes_from(self.basis_tree(),
2014
require_versioned=False, want_unversioned=True,
2015
specific_files=files)
2016
for unknown_file in unknown_nested_files:
2017
if unknown_file not in tree_delta.unversioned:
2018
tree_delta.unversioned.extend((unknown_file,))
2019
raise errors.BzrRemoveChangedFilesError(tree_delta)
2021
# Build inv_delta and delete files where applicable,
2022
# do this before any modifications to inventory.
2024
fid = self.path2id(f)
2027
message = "%s is not versioned." % (f,)
2030
# having removed it, it must be either ignored or unknown
2031
if self.is_ignored(f):
2035
# XXX: Really should be a more abstract reporter interface
2036
kind_ch = osutils.kind_marker(self.kind(fid))
2037
to_file.write(new_status + ' ' + f + kind_ch + '\n')
2039
inv_delta.append((f, None, fid, None))
2040
message = "removed %s" % (f,)
2043
abs_path = self.abspath(f)
2044
if osutils.lexists(abs_path):
2045
if (osutils.isdir(abs_path) and
2046
len(os.listdir(abs_path)) > 0):
2048
osutils.rmtree(abs_path)
2050
message = "%s is not an empty directory "\
2051
"and won't be deleted." % (f,)
2053
osutils.delete_any(abs_path)
2054
message = "deleted %s" % (f,)
2055
elif message is not None:
2056
# Only care if we haven't done anything yet.
2057
message = "%s does not exist." % (f,)
2059
# Print only one message (if any) per file.
2060
if message is not None:
2062
self.apply_inventory_delta(inv_delta)
2064
@needs_tree_write_lock
2065
def revert(self, filenames=None, old_tree=None, backups=True,
2066
pb=DummyProgress(), report_changes=False):
2067
from bzrlib.conflicts import resolve
2070
symbol_versioning.warn('Using [] to revert all files is deprecated'
2071
' as of bzr 0.91. Please use None (the default) instead.',
2072
DeprecationWarning, stacklevel=2)
2073
if old_tree is None:
2074
basis_tree = self.basis_tree()
2075
basis_tree.lock_read()
2076
old_tree = basis_tree
2080
conflicts = transform.revert(self, old_tree, filenames, backups, pb,
2082
if filenames is None and len(self.get_parent_ids()) > 1:
2084
last_revision = self.last_revision()
2085
if last_revision != _mod_revision.NULL_REVISION:
2086
if basis_tree is None:
2087
basis_tree = self.basis_tree()
2088
basis_tree.lock_read()
2089
parent_trees.append((last_revision, basis_tree))
2090
self.set_parent_trees(parent_trees)
2093
resolve(self, filenames, ignore_misses=True, recursive=True)
2095
if basis_tree is not None:
2099
def revision_tree(self, revision_id):
2100
"""See Tree.revision_tree.
2102
WorkingTree can supply revision_trees for the basis revision only
2103
because there is only one cached inventory in the bzr directory.
2105
if revision_id == self.last_revision():
2107
xml = self.read_basis_inventory()
2108
except errors.NoSuchFile:
2112
inv = xml7.serializer_v7.read_inventory_from_string(xml)
2113
# dont use the repository revision_tree api because we want
2114
# to supply the inventory.
2115
if inv.revision_id == revision_id:
2116
return revisiontree.RevisionTree(self.branch.repository,
2118
except errors.BadInventoryFormat:
2120
# raise if there was no inventory, or if we read the wrong inventory.
2121
raise errors.NoSuchRevisionInTree(self, revision_id)
2123
# XXX: This method should be deprecated in favour of taking in a proper
2124
# new Inventory object.
2125
@needs_tree_write_lock
2126
def set_inventory(self, new_inventory_list):
2127
from bzrlib.inventory import (Inventory,
2131
inv = Inventory(self.get_root_id())
2132
for path, file_id, parent, kind in new_inventory_list:
2133
name = os.path.basename(path)
2136
# fixme, there should be a factory function inv,add_??
2137
if kind == 'directory':
2138
inv.add(InventoryDirectory(file_id, name, parent))
2139
elif kind == 'file':
2140
inv.add(InventoryFile(file_id, name, parent))
2141
elif kind == 'symlink':
2142
inv.add(InventoryLink(file_id, name, parent))
2144
raise errors.BzrError("unknown kind %r" % kind)
2145
self._write_inventory(inv)
2147
@needs_tree_write_lock
2148
def set_root_id(self, file_id):
2149
"""Set the root id for this tree."""
2153
'WorkingTree.set_root_id with fileid=None')
2154
file_id = osutils.safe_file_id(file_id)
2155
self._set_root_id(file_id)
2157
def _set_root_id(self, file_id):
2158
"""Set the root id for this tree, in a format specific manner.
2160
:param file_id: The file id to assign to the root. It must not be
2161
present in the current inventory or an error will occur. It must
2162
not be None, but rather a valid file id.
2164
inv = self._inventory
2165
orig_root_id = inv.root.file_id
2166
# TODO: it might be nice to exit early if there was nothing
2167
# to do, saving us from trigger a sync on unlock.
2168
self._inventory_is_modified = True
2169
# we preserve the root inventory entry object, but
2170
# unlinkit from the byid index
2171
del inv._byid[inv.root.file_id]
2172
inv.root.file_id = file_id
2173
# and link it into the index with the new changed id.
2174
inv._byid[inv.root.file_id] = inv.root
2175
# and finally update all children to reference the new id.
2176
# XXX: this should be safe to just look at the root.children
2177
# list, not the WHOLE INVENTORY.
2180
if entry.parent_id == orig_root_id:
2181
entry.parent_id = inv.root.file_id
2184
"""See Branch.unlock.
2186
WorkingTree locking just uses the Branch locking facilities.
2187
This is current because all working trees have an embedded branch
2188
within them. IF in the future, we were to make branch data shareable
2189
between multiple working trees, i.e. via shared storage, then we
2190
would probably want to lock both the local tree, and the branch.
2192
raise NotImplementedError(self.unlock)
2196
def update(self, change_reporter=None, possible_transports=None,
2197
revision=None, old_tip=_marker):
2198
"""Update a working tree along its branch.
2200
This will update the branch if its bound too, which means we have
2201
multiple trees involved:
2203
- The new basis tree of the master.
2204
- The old basis tree of the branch.
2205
- The old basis tree of the working tree.
2206
- The current working tree state.
2208
Pathologically, all three may be different, and non-ancestors of each
2209
other. Conceptually we want to:
2211
- Preserve the wt.basis->wt.state changes
2212
- Transform the wt.basis to the new master basis.
2213
- Apply a merge of the old branch basis to get any 'local' changes from
2215
- Restore the wt.basis->wt.state changes.
2217
There isn't a single operation at the moment to do that, so we:
2218
- Merge current state -> basis tree of the master w.r.t. the old tree
2220
- Do a 'normal' merge of the old branch basis if it is relevant.
2222
:param revision: The target revision to update to. Must be in the
2224
:param old_tip: If branch.update() has already been run, the value it
2225
returned (old tip of the branch or None). _marker is used
2228
if self.branch.get_bound_location() is not None:
2230
update_branch = (old_tip is self._marker)
2232
self.lock_tree_write()
2233
update_branch = False
2236
old_tip = self.branch.update(possible_transports)
2238
if old_tip is self._marker:
2240
return self._update_tree(old_tip, change_reporter, revision)
2244
@needs_tree_write_lock
2245
def _update_tree(self, old_tip=None, change_reporter=None, revision=None):
2246
"""Update a tree to the master branch.
2248
:param old_tip: if supplied, the previous tip revision the branch,
2249
before it was changed to the master branch's tip.
2251
# here if old_tip is not None, it is the old tip of the branch before
2252
# it was updated from the master branch. This should become a pending
2253
# merge in the working tree to preserve the user existing work. we
2254
# cant set that until we update the working trees last revision to be
2255
# one from the new branch, because it will just get absorbed by the
2256
# parent de-duplication logic.
2258
# We MUST save it even if an error occurs, because otherwise the users
2259
# local work is unreferenced and will appear to have been lost.
2263
last_rev = self.get_parent_ids()[0]
2265
last_rev = _mod_revision.NULL_REVISION
2266
if revision is None:
2267
revision = self.branch.last_revision()
2269
if revision not in self.branch.revision_history():
2270
raise errors.NoSuchRevision(self.branch, revision)
2271
if last_rev != _mod_revision.ensure_null(revision):
2272
# merge tree state up to specified revision.
2273
basis = self.basis_tree()
2276
to_tree = self.branch.repository.revision_tree(revision)
2277
if basis.inventory.root is None:
2278
self.set_root_id(to_tree.get_root_id())
2280
result += merge.merge_inner(
2285
change_reporter=change_reporter)
2286
self.set_last_revision(revision)
2289
# TODO - dedup parents list with things merged by pull ?
2290
# reuse the tree we've updated to to set the basis:
2291
parent_trees = [(revision, to_tree)]
2292
merges = self.get_parent_ids()[1:]
2293
# Ideally we ask the tree for the trees here, that way the working
2294
# tree can decide whether to give us the entire tree or give us a
2295
# lazy initialised tree. dirstate for instance will have the trees
2296
# in ram already, whereas a last-revision + basis-inventory tree
2297
# will not, but also does not need them when setting parents.
2298
for parent in merges:
2299
parent_trees.append(
2300
(parent, self.branch.repository.revision_tree(parent)))
2301
if (old_tip is not None and not _mod_revision.is_null(old_tip)):
2302
parent_trees.append(
2303
(old_tip, self.branch.repository.revision_tree(old_tip)))
2304
self.set_parent_trees(parent_trees)
2305
last_rev = parent_trees[0][0]
2307
# the working tree had the same last-revision as the master
2308
# branch did. We may still have pivot local work from the local
2309
# branch into old_tip:
2310
if (old_tip is not None and not _mod_revision.is_null(old_tip)):
2311
self.add_parent_tree_id(old_tip)
2312
if (old_tip is not None and not _mod_revision.is_null(old_tip)
2313
and old_tip != last_rev):
2314
# our last revision was not the prior branch last revision
2315
# and we have converted that last revision to a pending merge.
2316
# base is somewhere between the branch tip now
2317
# and the now pending merge
2319
# Since we just modified the working tree and inventory, flush out
2320
# the current state, before we modify it again.
2321
# TODO: jam 20070214 WorkingTree3 doesn't require this, dirstate
2322
# requires it only because TreeTransform directly munges the
2323
# inventory and calls tree._write_inventory(). Ultimately we
2324
# should be able to remove this extra flush.
2326
graph = self.branch.repository.get_graph()
2327
base_rev_id = graph.find_unique_lca(revision, old_tip)
2328
base_tree = self.branch.repository.revision_tree(base_rev_id)
2329
other_tree = self.branch.repository.revision_tree(old_tip)
2330
result += merge.merge_inner(
2335
change_reporter=change_reporter)
2338
def _write_hashcache_if_dirty(self):
2339
"""Write out the hashcache if it is dirty."""
2340
if self._hashcache.needs_write:
2342
self._hashcache.write()
2344
if e.errno not in (errno.EPERM, errno.EACCES):
2346
# TODO: jam 20061219 Should this be a warning? A single line
2347
# warning might be sufficient to let the user know what
2349
mutter('Could not write hashcache for %s\nError: %s',
2350
self._hashcache.cache_file_name(), e)
2352
@needs_tree_write_lock
2353
def _write_inventory(self, inv):
2354
"""Write inventory as the current inventory."""
2355
self._set_inventory(inv, dirty=True)
2358
def set_conflicts(self, arg):
2359
raise errors.UnsupportedOperation(self.set_conflicts, self)
2361
def add_conflicts(self, arg):
2362
raise errors.UnsupportedOperation(self.add_conflicts, self)
2365
def conflicts(self):
2366
conflicts = _mod_conflicts.ConflictList()
2367
for conflicted in self._iter_conflicts():
2370
if file_kind(self.abspath(conflicted)) != "file":
2372
except errors.NoSuchFile:
2375
for suffix in ('.THIS', '.OTHER'):
2377
kind = file_kind(self.abspath(conflicted+suffix))
2380
except errors.NoSuchFile:
2384
ctype = {True: 'text conflict', False: 'contents conflict'}[text]
2385
conflicts.append(_mod_conflicts.Conflict.factory(ctype,
2387
file_id=self.path2id(conflicted)))
2390
def walkdirs(self, prefix=""):
2391
"""Walk the directories of this tree.
2393
returns a generator which yields items in the form:
2394
((curren_directory_path, fileid),
2395
[(file1_path, file1_name, file1_kind, (lstat), file1_id,
2398
This API returns a generator, which is only valid during the current
2399
tree transaction - within a single lock_read or lock_write duration.
2401
If the tree is not locked, it may cause an error to be raised,
2402
depending on the tree implementation.
2404
disk_top = self.abspath(prefix)
2405
if disk_top.endswith('/'):
2406
disk_top = disk_top[:-1]
2407
top_strip_len = len(disk_top) + 1
2408
inventory_iterator = self._walkdirs(prefix)
2409
disk_iterator = osutils.walkdirs(disk_top, prefix)
2411
current_disk = disk_iterator.next()
2412
disk_finished = False
2414
if not (e.errno == errno.ENOENT or
2415
(sys.platform == 'win32' and e.errno == ERROR_PATH_NOT_FOUND)):
2418
disk_finished = True
2420
current_inv = inventory_iterator.next()
2421
inv_finished = False
2422
except StopIteration:
2425
while not inv_finished or not disk_finished:
2427
((cur_disk_dir_relpath, cur_disk_dir_path_from_top),
2428
cur_disk_dir_content) = current_disk
2430
((cur_disk_dir_relpath, cur_disk_dir_path_from_top),
2431
cur_disk_dir_content) = ((None, None), None)
2432
if not disk_finished:
2433
# strip out .bzr dirs
2434
if (cur_disk_dir_path_from_top[top_strip_len:] == '' and
2435
len(cur_disk_dir_content) > 0):
2436
# osutils.walkdirs can be made nicer -
2437
# yield the path-from-prefix rather than the pathjoined
2439
bzrdir_loc = bisect_left(cur_disk_dir_content,
2441
if (bzrdir_loc < len(cur_disk_dir_content)
2442
and self.bzrdir.is_control_filename(
2443
cur_disk_dir_content[bzrdir_loc][0])):
2444
# we dont yield the contents of, or, .bzr itself.
2445
del cur_disk_dir_content[bzrdir_loc]
2447
# everything is unknown
2450
# everything is missing
2453
direction = cmp(current_inv[0][0], cur_disk_dir_relpath)
2455
# disk is before inventory - unknown
2456
dirblock = [(relpath, basename, kind, stat, None, None) for
2457
relpath, basename, kind, stat, top_path in
2458
cur_disk_dir_content]
2459
yield (cur_disk_dir_relpath, None), dirblock
2461
current_disk = disk_iterator.next()
2462
except StopIteration:
2463
disk_finished = True
2465
# inventory is before disk - missing.
2466
dirblock = [(relpath, basename, 'unknown', None, fileid, kind)
2467
for relpath, basename, dkind, stat, fileid, kind in
2469
yield (current_inv[0][0], current_inv[0][1]), dirblock
2471
current_inv = inventory_iterator.next()
2472
except StopIteration:
2475
# versioned present directory
2476
# merge the inventory and disk data together
2478
for relpath, subiterator in itertools.groupby(sorted(
2479
current_inv[1] + cur_disk_dir_content,
2480
key=operator.itemgetter(0)), operator.itemgetter(1)):
2481
path_elements = list(subiterator)
2482
if len(path_elements) == 2:
2483
inv_row, disk_row = path_elements
2484
# versioned, present file
2485
dirblock.append((inv_row[0],
2486
inv_row[1], disk_row[2],
2487
disk_row[3], inv_row[4],
2489
elif len(path_elements[0]) == 5:
2491
dirblock.append((path_elements[0][0],
2492
path_elements[0][1], path_elements[0][2],
2493
path_elements[0][3], None, None))
2494
elif len(path_elements[0]) == 6:
2495
# versioned, absent file.
2496
dirblock.append((path_elements[0][0],
2497
path_elements[0][1], 'unknown', None,
2498
path_elements[0][4], path_elements[0][5]))
2500
raise NotImplementedError('unreachable code')
2501
yield current_inv[0], dirblock
2503
current_inv = inventory_iterator.next()
2504
except StopIteration:
2507
current_disk = disk_iterator.next()
2508
except StopIteration:
2509
disk_finished = True
2511
def _walkdirs(self, prefix=""):
2512
"""Walk the directories of this tree.
2514
:prefix: is used as the directrory to start with.
2515
returns a generator which yields items in the form:
2516
((curren_directory_path, fileid),
2517
[(file1_path, file1_name, file1_kind, None, file1_id,
2520
_directory = 'directory'
2521
# get the root in the inventory
2522
inv = self.inventory
2523
top_id = inv.path2id(prefix)
2527
pending = [(prefix, '', _directory, None, top_id, None)]
2530
currentdir = pending.pop()
2531
# 0 - relpath, 1- basename, 2- kind, 3- stat, 4-id, 5-kind
2532
top_id = currentdir[4]
2534
relroot = currentdir[0] + '/'
2537
# FIXME: stash the node in pending
2539
if entry.kind == 'directory':
2540
for name, child in entry.sorted_children():
2541
dirblock.append((relroot + name, name, child.kind, None,
2542
child.file_id, child.kind
2544
yield (currentdir[0], entry.file_id), dirblock
2545
# push the user specified dirs from dirblock
2546
for dir in reversed(dirblock):
2547
if dir[2] == _directory:
2550
@needs_tree_write_lock
2551
def auto_resolve(self):
2552
"""Automatically resolve text conflicts according to contents.
2554
Only text conflicts are auto_resolvable. Files with no conflict markers
2555
are considered 'resolved', because bzr always puts conflict markers
2556
into files that have text conflicts. The corresponding .THIS .BASE and
2557
.OTHER files are deleted, as per 'resolve'.
2558
:return: a tuple of ConflictLists: (un_resolved, resolved).
2560
un_resolved = _mod_conflicts.ConflictList()
2561
resolved = _mod_conflicts.ConflictList()
2562
conflict_re = re.compile('^(<{7}|={7}|>{7})')
2563
for conflict in self.conflicts():
2564
if (conflict.typestring != 'text conflict' or
2565
self.kind(conflict.file_id) != 'file'):
2566
un_resolved.append(conflict)
2568
my_file = open(self.id2abspath(conflict.file_id), 'rb')
2570
for line in my_file:
2571
if conflict_re.search(line):
2572
un_resolved.append(conflict)
286
if fnmatch.fnmatchcase(filename, newpat):
2575
resolved.append(conflict)
2578
resolved.remove_files(self)
2579
self.set_conflicts(un_resolved)
2580
return un_resolved, resolved
2583
def _check(self, references):
2584
"""Check the tree for consistency.
2586
:param references: A dict with keys matching the items returned by
2587
self._get_check_refs(), and values from looking those keys up in
2590
tree_basis = self.basis_tree()
2591
tree_basis.lock_read()
2593
repo_basis = references[('trees', self.last_revision())]
2594
if len(list(repo_basis.iter_changes(tree_basis))) > 0:
2595
raise errors.BzrCheckError(
2596
"Mismatched basis inventory content.")
2601
def _validate(self):
2602
"""Validate internal structures.
2604
This is meant mostly for the test suite. To give it a chance to detect
2605
corruption after actions have occurred. The default implementation is a
2608
:return: None. An exception should be raised if there is an error.
2612
def _get_rules_searcher(self, default_searcher):
2613
"""See Tree._get_rules_searcher."""
2614
if self._rules_searcher is None:
2615
self._rules_searcher = super(WorkingTree,
2616
self)._get_rules_searcher(default_searcher)
2617
return self._rules_searcher
2619
def get_shelf_manager(self):
2620
"""Return the ShelfManager for this WorkingTree."""
2621
from bzrlib.shelf import ShelfManager
2622
return ShelfManager(self, self._transport)
2625
class WorkingTree2(WorkingTree):
2626
"""This is the Format 2 working tree.
2628
This was the first weave based working tree.
2629
- uses os locks for locking.
2630
- uses the branch last-revision.
2633
def __init__(self, *args, **kwargs):
2634
super(WorkingTree2, self).__init__(*args, **kwargs)
2635
# WorkingTree2 has more of a constraint that self._inventory must
2636
# exist. Because this is an older format, we don't mind the overhead
2637
# caused by the extra computation here.
2639
# Newer WorkingTree's should only have self._inventory set when they
2641
if self._inventory is None:
2642
self.read_working_inventory()
2644
def _get_check_refs(self):
2645
"""Return the references needed to perform a check of this tree."""
2646
return [('trees', self.last_revision())]
2648
def lock_tree_write(self):
2649
"""See WorkingTree.lock_tree_write().
2651
In Format2 WorkingTrees we have a single lock for the branch and tree
2652
so lock_tree_write() degrades to lock_write().
2654
self.branch.lock_write()
2656
return self._control_files.lock_write()
2658
self.branch.unlock()
2662
# do non-implementation specific cleanup
2665
# we share control files:
2666
if self._control_files._lock_count == 3:
2667
# _inventory_is_modified is always False during a read lock.
2668
if self._inventory_is_modified:
2670
self._write_hashcache_if_dirty()
2672
# reverse order of locking.
2674
return self._control_files.unlock()
2676
self.branch.unlock()
2679
class WorkingTree3(WorkingTree):
2680
"""This is the Format 3 working tree.
2682
This differs from the base WorkingTree by:
2683
- having its own file lock
2684
- having its own last-revision property.
2686
This is new in bzr 0.8
2690
def _last_revision(self):
2691
"""See Mutable.last_revision."""
2693
return self._transport.get_bytes('last-revision')
2694
except errors.NoSuchFile:
2695
return _mod_revision.NULL_REVISION
2697
def _change_last_revision(self, revision_id):
2698
"""See WorkingTree._change_last_revision."""
2699
if revision_id is None or revision_id == _mod_revision.NULL_REVISION:
2701
self._transport.delete('last-revision')
2702
except errors.NoSuchFile:
2706
self._transport.put_bytes('last-revision', revision_id,
2707
mode=self.bzrdir._get_file_mode())
2710
def _get_check_refs(self):
2711
"""Return the references needed to perform a check of this tree."""
2712
return [('trees', self.last_revision())]
2714
@needs_tree_write_lock
2715
def set_conflicts(self, conflicts):
2716
self._put_rio('conflicts', conflicts.to_stanzas(),
2719
@needs_tree_write_lock
2720
def add_conflicts(self, new_conflicts):
2721
conflict_set = set(self.conflicts())
2722
conflict_set.update(set(list(new_conflicts)))
2723
self.set_conflicts(_mod_conflicts.ConflictList(sorted(conflict_set,
2724
key=_mod_conflicts.Conflict.sort_key)))
2727
def conflicts(self):
2729
confile = self._transport.get('conflicts')
2730
except errors.NoSuchFile:
2731
return _mod_conflicts.ConflictList()
2734
if confile.next() != CONFLICT_HEADER_1 + '\n':
2735
raise errors.ConflictFormatError()
2736
except StopIteration:
2737
raise errors.ConflictFormatError()
2738
return _mod_conflicts.ConflictList.from_stanzas(RioReader(confile))
2743
# do non-implementation specific cleanup
2745
if self._control_files._lock_count == 1:
2746
# _inventory_is_modified is always False during a read lock.
2747
if self._inventory_is_modified:
2749
self._write_hashcache_if_dirty()
2750
# reverse order of locking.
2752
return self._control_files.unlock()
2754
self.branch.unlock()
2757
def get_conflicted_stem(path):
2758
for suffix in _mod_conflicts.CONFLICT_SUFFIXES:
2759
if path.endswith(suffix):
2760
return path[:-len(suffix)]
2763
class WorkingTreeFormat(object):
2764
"""An encapsulation of the initialization and open routines for a format.
2766
Formats provide three things:
2767
* An initialization routine,
2771
Formats are placed in an dict by their format string for reference
2772
during workingtree opening. Its not required that these be instances, they
2773
can be classes themselves with class methods - it simply depends on
2774
whether state is needed for a given format or not.
2776
Once a format is deprecated, just deprecate the initialize and open
2777
methods on the format class. Do not deprecate the object, as the
2778
object will be created every time regardless.
2781
_default_format = None
2782
"""The default format used for new trees."""
2785
"""The known formats."""
2787
requires_rich_root = False
2789
upgrade_recommended = False
2792
def find_format(klass, a_bzrdir):
2793
"""Return the format for the working tree object in a_bzrdir."""
2795
transport = a_bzrdir.get_workingtree_transport(None)
2796
format_string = transport.get_bytes("format")
2797
return klass._formats[format_string]
2798
except errors.NoSuchFile:
2799
raise errors.NoWorkingTree(base=transport.base)
2801
raise errors.UnknownFormatError(format=format_string,
2802
kind="working tree")
2804
def __eq__(self, other):
2805
return self.__class__ is other.__class__
2807
def __ne__(self, other):
2808
return not (self == other)
2811
def get_default_format(klass):
2812
"""Return the current default format."""
2813
return klass._default_format
2815
def get_format_string(self):
2816
"""Return the ASCII format string that identifies this format."""
2817
raise NotImplementedError(self.get_format_string)
2819
def get_format_description(self):
2820
"""Return the short description for this format."""
2821
raise NotImplementedError(self.get_format_description)
2823
def is_supported(self):
2824
"""Is this format supported?
2826
Supported formats can be initialized and opened.
2827
Unsupported formats may not support initialization or committing or
2828
some other features depending on the reason for not being supported.
2832
def supports_content_filtering(self):
2833
"""True if this format supports content filtering."""
2836
def supports_views(self):
2837
"""True if this format supports stored views."""
2841
def register_format(klass, format):
2842
klass._formats[format.get_format_string()] = format
2845
def set_default_format(klass, format):
2846
klass._default_format = format
2849
def unregister_format(klass, format):
2850
del klass._formats[format.get_format_string()]
2853
class WorkingTreeFormat2(WorkingTreeFormat):
2854
"""The second working tree format.
2856
This format modified the hash cache from the format 1 hash cache.
2859
upgrade_recommended = True
2861
def get_format_description(self):
2862
"""See WorkingTreeFormat.get_format_description()."""
2863
return "Working tree format 2"
2865
def _stub_initialize_on_transport(self, transport, file_mode):
2866
"""Workaround: create control files for a remote working tree.
2868
This ensures that it can later be updated and dealt with locally,
2869
since BzrDirFormat6 and BzrDirFormat5 cannot represent dirs with
2870
no working tree. (See bug #43064).
2873
inv = inventory.Inventory()
2874
xml5.serializer_v5.write_inventory(inv, sio, working=True)
2876
transport.put_file('inventory', sio, file_mode)
2877
transport.put_bytes('pending-merges', '', file_mode)
2879
def initialize(self, a_bzrdir, revision_id=None, from_branch=None,
2880
accelerator_tree=None, hardlink=False):
2881
"""See WorkingTreeFormat.initialize()."""
2882
if not isinstance(a_bzrdir.transport, LocalTransport):
2883
raise errors.NotLocalUrl(a_bzrdir.transport.base)
2884
if from_branch is not None:
2885
branch = from_branch
2887
branch = a_bzrdir.open_branch()
2888
if revision_id is None:
2889
revision_id = _mod_revision.ensure_null(branch.last_revision())
2892
branch.generate_revision_history(revision_id)
2895
inv = inventory.Inventory()
2896
wt = WorkingTree2(a_bzrdir.root_transport.local_abspath('.'),
2902
basis_tree = branch.repository.revision_tree(revision_id)
2903
if basis_tree.inventory.root is not None:
2904
wt.set_root_id(basis_tree.get_root_id())
2905
# set the parent list and cache the basis tree.
2906
if _mod_revision.is_null(revision_id):
2909
parent_trees = [(revision_id, basis_tree)]
2910
wt.set_parent_trees(parent_trees)
2911
transform.build_tree(basis_tree, wt)
2915
super(WorkingTreeFormat2, self).__init__()
2916
self._matchingbzrdir = bzrdir.BzrDirFormat6()
2918
def open(self, a_bzrdir, _found=False):
2919
"""Return the WorkingTree object for a_bzrdir
2921
_found is a private parameter, do not use it. It is used to indicate
2922
if format probing has already been done.
2925
# we are being called directly and must probe.
2926
raise NotImplementedError
2927
if not isinstance(a_bzrdir.transport, LocalTransport):
2928
raise errors.NotLocalUrl(a_bzrdir.transport.base)
2929
wt = WorkingTree2(a_bzrdir.root_transport.local_abspath('.'),
2935
class WorkingTreeFormat3(WorkingTreeFormat):
2936
"""The second working tree format updated to record a format marker.
2939
- exists within a metadir controlling .bzr
2940
- includes an explicit version marker for the workingtree control
2941
files, separate from the BzrDir format
2942
- modifies the hash cache format
2944
- uses a LockDir to guard access for writes.
2947
upgrade_recommended = True
2949
def get_format_string(self):
2950
"""See WorkingTreeFormat.get_format_string()."""
2951
return "Bazaar-NG Working Tree format 3"
2953
def get_format_description(self):
2954
"""See WorkingTreeFormat.get_format_description()."""
2955
return "Working tree format 3"
2957
_lock_file_name = 'lock'
2958
_lock_class = LockDir
2960
_tree_class = WorkingTree3
2962
def __get_matchingbzrdir(self):
2963
return bzrdir.BzrDirMetaFormat1()
2965
_matchingbzrdir = property(__get_matchingbzrdir)
2967
def _open_control_files(self, a_bzrdir):
2968
transport = a_bzrdir.get_workingtree_transport(None)
2969
return LockableFiles(transport, self._lock_file_name,
2972
def initialize(self, a_bzrdir, revision_id=None, from_branch=None,
2973
accelerator_tree=None, hardlink=False):
2974
"""See WorkingTreeFormat.initialize().
2976
:param revision_id: if supplied, create a working tree at a different
2977
revision than the branch is at.
2978
:param accelerator_tree: A tree which can be used for retrieving file
2979
contents more quickly than the revision tree, i.e. a workingtree.
2980
The revision tree will be used for cases where accelerator_tree's
2981
content is different.
2982
:param hardlink: If true, hard-link files from accelerator_tree,
2985
if not isinstance(a_bzrdir.transport, LocalTransport):
2986
raise errors.NotLocalUrl(a_bzrdir.transport.base)
2987
transport = a_bzrdir.get_workingtree_transport(self)
2988
control_files = self._open_control_files(a_bzrdir)
2989
control_files.create_lock()
2990
control_files.lock_write()
2991
transport.put_bytes('format', self.get_format_string(),
2992
mode=a_bzrdir._get_file_mode())
2993
if from_branch is not None:
2994
branch = from_branch
2996
branch = a_bzrdir.open_branch()
2997
if revision_id is None:
2998
revision_id = _mod_revision.ensure_null(branch.last_revision())
2999
# WorkingTree3 can handle an inventory which has a unique root id.
3000
# as of bzr 0.12. However, bzr 0.11 and earlier fail to handle
3001
# those trees. And because there isn't a format bump inbetween, we
3002
# are maintaining compatibility with older clients.
3003
# inv = Inventory(root_id=gen_root_id())
3004
inv = self._initial_inventory()
3005
wt = self._tree_class(a_bzrdir.root_transport.local_abspath('.'),
3011
_control_files=control_files)
3012
wt.lock_tree_write()
3014
basis_tree = branch.repository.revision_tree(revision_id)
3015
# only set an explicit root id if there is one to set.
3016
if basis_tree.inventory.root is not None:
3017
wt.set_root_id(basis_tree.get_root_id())
3018
if revision_id == _mod_revision.NULL_REVISION:
3019
wt.set_parent_trees([])
289
if fnmatch.fnmatchcase(splitpath(filename)[-1], pat):
b'\\ No newline at end of file'
3021
wt.set_parent_trees([(revision_id, basis_tree)])
3022
transform.build_tree(basis_tree, wt)
3024
# Unlock in this order so that the unlock-triggers-flush in
3025
# WorkingTree is given a chance to fire.
3026
control_files.unlock()
3030
def _initial_inventory(self):
3031
return inventory.Inventory()
3034
super(WorkingTreeFormat3, self).__init__()
3036
def open(self, a_bzrdir, _found=False):
3037
"""Return the WorkingTree object for a_bzrdir
3039
_found is a private parameter, do not use it. It is used to indicate
3040
if format probing has already been done.
3043
# we are being called directly and must probe.
3044
raise NotImplementedError
3045
if not isinstance(a_bzrdir.transport, LocalTransport):
3046
raise errors.NotLocalUrl(a_bzrdir.transport.base)
3047
wt = self._open(a_bzrdir, self._open_control_files(a_bzrdir))
3050
def _open(self, a_bzrdir, control_files):
3051
"""Open the tree itself.
3053
:param a_bzrdir: the dir for the tree.
3054
:param control_files: the control files for the tree.
3056
return self._tree_class(a_bzrdir.root_transport.local_abspath('.'),
3060
_control_files=control_files)
3063
return self.get_format_string()
3066
__default_format = WorkingTreeFormat6()
3067
WorkingTreeFormat.register_format(__default_format)
3068
WorkingTreeFormat.register_format(WorkingTreeFormat5())
3069
WorkingTreeFormat.register_format(WorkingTreeFormat4())
3070
WorkingTreeFormat.register_format(WorkingTreeFormat3())
3071
WorkingTreeFormat.set_default_format(__default_format)
3072
# formats which have no format string are not discoverable
3073
# and not independently creatable, so are not registered.
3074
_legacy_formats = [WorkingTreeFormat2(),
added
removed
bzrlib/workingtree.py
