356
46
and the working file exists.
358
48
inv = self._inventory
359
for path, ie in inv.iter_entries():
360
if osutils.lexists(self.abspath(path)):
49
for file_id in self._inventory:
50
# TODO: This is slightly redundant; we should be able to just
51
# check the statcache but it only includes regular files.
52
# only include files which still exist on disk
55
if ((file_id in self._statcache)
56
or (os.path.exists(self.abspath(inv.id2path(file_id))))):
363
61
def __repr__(self):
364
62
return "<%s of %s>" % (self.__class__.__name__,
365
getattr(self, 'basedir', None))
367
65
def abspath(self, filename):
368
return pathjoin(self.basedir, filename)
370
def basis_tree(self):
371
"""Return RevisionTree for the current last revision.
373
If the left most parent is a ghost then the returned tree will be an
374
empty tree - one obtained by calling repository.revision_tree(None).
377
revision_id = self.get_parent_ids()[0]
379
# no parents, return an empty revision tree.
380
# in the future this should return the tree for
381
# 'empty:' - the implicit root empty tree.
382
return self.branch.repository.revision_tree(None)
384
return self.revision_tree(revision_id)
385
except errors.NoSuchRevision:
387
# No cached copy available, retrieve from the repository.
388
# FIXME? RBC 20060403 should we cache the inventory locally
391
return self.branch.repository.revision_tree(revision_id)
392
except errors.RevisionNotPresent:
393
# the basis tree *may* be a ghost or a low level error may have
394
# occured. If the revision is present, its a problem, if its not
396
if self.branch.repository.has_revision(revision_id):
398
# the basis tree is a ghost so return an empty tree.
399
return self.branch.repository.revision_tree(None)
402
@deprecated_method(zero_eight)
403
def create(branch, directory):
404
"""Create a workingtree for branch at directory.
406
If existing_directory already exists it must have a .bzr directory.
407
If it does not exist, it will be created.
409
This returns a new WorkingTree object for the new checkout.
411
TODO FIXME RBC 20060124 when we have checkout formats in place this
412
should accept an optional revisionid to checkout [and reject this if
413
checking out into the same dir as a pre-checkout-aware branch format.]
415
XXX: When BzrDir is present, these should be created through that
418
warnings.warn('delete WorkingTree.create', stacklevel=3)
419
transport = get_transport(directory)
420
if branch.bzrdir.root_transport.base == transport.base:
422
return branch.bzrdir.create_workingtree()
423
# different directory,
424
# create a branch reference
425
# and now a working tree.
426
raise NotImplementedError
429
@deprecated_method(zero_eight)
430
def create_standalone(directory):
431
"""Create a checkout and a branch and a repo at directory.
433
Directory must exist and be empty.
435
please use BzrDir.create_standalone_workingtree
437
return bzrdir.BzrDir.create_standalone_workingtree(directory)
439
def relpath(self, path):
440
"""Return the local path portion from a given path.
442
The path may be absolute or relative. If its a relative path it is
443
interpreted relative to the python current working directory.
445
return osutils.relpath(self.basedir, path)
66
return os.path.join(self.basedir, filename)
447
68
def has_filename(self, filename):
448
return osutils.lexists(self.abspath(filename))
69
return os.path.exists(self.abspath(filename))
450
71
def get_file(self, file_id):
451
file_id = osutils.safe_file_id(file_id)
452
72
return self.get_file_byname(self.id2path(file_id))
454
def get_file_text(self, file_id):
455
file_id = osutils.safe_file_id(file_id)
456
return self.get_file(file_id).read()
458
74
def get_file_byname(self, filename):
459
75
return file(self.abspath(filename), 'rb')
462
def annotate_iter(self, file_id):
463
"""See Tree.annotate_iter
465
This implementation will use the basis tree implementation if possible.
466
Lines not in the basis are attributed to CURRENT_REVISION
468
If there are pending merges, lines added by those merges will be
469
incorrectly attributed to CURRENT_REVISION (but after committing, the
470
attribution will be correct).
472
file_id = osutils.safe_file_id(file_id)
473
basis = self.basis_tree()
476
changes = self._iter_changes(basis, True, [self.id2path(file_id)],
477
require_versioned=True).next()
478
changed_content, kind = changes[2], changes[6]
479
if not changed_content:
480
return basis.annotate_iter(file_id)
484
if kind[0] != 'file':
487
old_lines = list(basis.annotate_iter(file_id))
489
for tree in self.branch.repository.revision_trees(
490
self.get_parent_ids()[1:]):
491
if file_id not in tree:
493
old.append(list(tree.annotate_iter(file_id)))
494
return annotate.reannotate(old, self.get_file(file_id).readlines(),
499
def get_parent_ids(self):
500
"""See Tree.get_parent_ids.
502
This implementation reads the pending merges list and last_revision
503
value and uses that to decide what the parents list should be.
505
last_rev = self._last_revision()
511
merges_file = self._control_files.get('pending-merges')
512
except errors.NoSuchFile:
515
for l in merges_file.readlines():
516
revision_id = osutils.safe_revision_id(l.rstrip('\n'))
517
parents.append(revision_id)
521
def get_root_id(self):
522
"""Return the id of this trees root"""
523
return self._inventory.root.file_id
525
77
def _get_store_filename(self, file_id):
526
## XXX: badly named; this is not in the store at all
527
file_id = osutils.safe_file_id(file_id)
528
return self.abspath(self.id2path(file_id))
531
def clone(self, to_bzrdir, revision_id=None):
532
"""Duplicate this working tree into to_bzr, including all state.
534
Specifically modified files are kept as modified, but
535
ignored and unknown files are discarded.
537
If you want to make a new line of development, see bzrdir.sprout()
540
If not None, the cloned tree will have its last revision set to
541
revision, and and difference between the source trees last revision
542
and this one merged in.
544
# assumes the target bzr dir format is compatible.
545
result = self._format.initialize(to_bzrdir)
546
self.copy_content_into(result, revision_id)
550
def copy_content_into(self, tree, revision_id=None):
551
"""Copy the current content and user files of this tree into tree."""
552
tree.set_root_id(self.get_root_id())
553
if revision_id is None:
554
merge.transform_tree(tree, self)
556
# TODO now merge from tree.last_revision to revision (to preserve
557
# user local changes)
558
merge.transform_tree(tree, self)
559
tree.set_parent_ids([revision_id])
561
def id2abspath(self, file_id):
562
file_id = osutils.safe_file_id(file_id)
563
return self.abspath(self.id2path(file_id))
78
## XXX: badly named; this isn't in the store at all
79
return self.abspath(self.id2path(file_id))
565
82
def has_id(self, file_id):
566
83
# files that have been deleted are excluded
567
file_id = osutils.safe_file_id(file_id)
569
if not inv.has_id(file_id):
84
if not self.inventory.has_id(file_id):
571
path = inv.id2path(file_id)
572
return osutils.lexists(self.abspath(path))
574
def has_or_had_id(self, file_id):
575
file_id = osutils.safe_file_id(file_id)
576
if file_id == self.inventory.root.file_id:
86
if file_id in self._statcache:
578
return self.inventory.has_id(file_id)
88
return os.path.exists(self.abspath(self.id2path(file_id)))
580
91
__contains__ = has_id
94
def _update_statcache(self):
96
if not self._statcache:
97
self._statcache = statcache.update_cache(self.basedir, self.inventory)
582
99
def get_file_size(self, file_id):
583
file_id = osutils.safe_file_id(file_id)
584
return os.path.getsize(self.id2abspath(file_id))
587
def get_file_sha1(self, file_id, path=None, stat_value=None):
588
file_id = osutils.safe_file_id(file_id)
590
path = self._inventory.id2path(file_id)
591
return self._hashcache.get_sha1(path, stat_value)
593
def get_file_mtime(self, file_id, path=None):
594
file_id = osutils.safe_file_id(file_id)
596
path = self.inventory.id2path(file_id)
597
return os.lstat(self.abspath(path)).st_mtime
599
if not supports_executable():
600
def is_executable(self, file_id, path=None):
601
file_id = osutils.safe_file_id(file_id)
602
return self._inventory[file_id].executable
604
def is_executable(self, file_id, path=None):
606
file_id = osutils.safe_file_id(file_id)
607
path = self.id2path(file_id)
608
mode = os.lstat(self.abspath(path)).st_mode
609
return bool(stat.S_ISREG(mode) and stat.S_IEXEC & mode)
611
@needs_tree_write_lock
612
def _add(self, files, ids, kinds):
613
"""See MutableTree._add."""
614
# TODO: Re-adding a file that is removed in the working copy
615
# should probably put it back with the previous ID.
616
# the read and write working inventory should not occur in this
617
# function - they should be part of lock_write and unlock.
619
for f, file_id, kind in zip(files, ids, kinds):
620
assert kind is not None
622
inv.add_path(f, kind=kind)
624
file_id = osutils.safe_file_id(file_id)
625
inv.add_path(f, kind=kind, file_id=file_id)
626
self._inventory_is_modified = True
628
@needs_tree_write_lock
629
def _gather_kinds(self, files, kinds):
630
"""See MutableTree._gather_kinds."""
631
for pos, f in enumerate(files):
632
if kinds[pos] is None:
633
fullpath = normpath(self.abspath(f))
635
kinds[pos] = file_kind(fullpath)
637
if e.errno == errno.ENOENT:
638
raise errors.NoSuchFile(fullpath)
641
def add_parent_tree_id(self, revision_id, allow_leftmost_as_ghost=False):
642
"""Add revision_id as a parent.
644
This is equivalent to retrieving the current list of parent ids
645
and setting the list to its value plus revision_id.
647
:param revision_id: The revision id to add to the parent list. It may
648
be a ghost revision as long as its not the first parent to be added,
649
or the allow_leftmost_as_ghost parameter is set True.
650
:param allow_leftmost_as_ghost: Allow the first parent to be a ghost.
652
parents = self.get_parent_ids() + [revision_id]
653
self.set_parent_ids(parents, allow_leftmost_as_ghost=len(parents) > 1
654
or allow_leftmost_as_ghost)
656
@needs_tree_write_lock
657
def add_parent_tree(self, parent_tuple, allow_leftmost_as_ghost=False):
658
"""Add revision_id, tree tuple as a parent.
660
This is equivalent to retrieving the current list of parent trees
661
and setting the list to its value plus parent_tuple. See also
662
add_parent_tree_id - if you only have a parent id available it will be
663
simpler to use that api. If you have the parent already available, using
664
this api is preferred.
666
:param parent_tuple: The (revision id, tree) to add to the parent list.
667
If the revision_id is a ghost, pass None for the tree.
668
:param allow_leftmost_as_ghost: Allow the first parent to be a ghost.
670
parent_ids = self.get_parent_ids() + [parent_tuple[0]]
671
if len(parent_ids) > 1:
672
# the leftmost may have already been a ghost, preserve that if it
674
allow_leftmost_as_ghost = True
675
self.set_parent_ids(parent_ids,
676
allow_leftmost_as_ghost=allow_leftmost_as_ghost)
678
@needs_tree_write_lock
679
def add_pending_merge(self, *revision_ids):
680
# TODO: Perhaps should check at this point that the
681
# history of the revision is actually present?
682
parents = self.get_parent_ids()
684
for rev_id in revision_ids:
685
if rev_id in parents:
687
parents.append(rev_id)
690
self.set_parent_ids(parents, allow_leftmost_as_ghost=True)
692
@deprecated_method(zero_eleven)
694
def pending_merges(self):
695
"""Return a list of pending merges.
697
These are revisions that have been merged into the working
698
directory but not yet committed.
700
As of 0.11 this is deprecated. Please see WorkingTree.get_parent_ids()
701
instead - which is available on all tree objects.
703
return self.get_parent_ids()[1:]
705
def _check_parents_for_ghosts(self, revision_ids, allow_leftmost_as_ghost):
706
"""Common ghost checking functionality from set_parent_*.
708
This checks that the left hand-parent exists if there are any
711
if len(revision_ids) > 0:
712
leftmost_id = revision_ids[0]
713
if (not allow_leftmost_as_ghost and not
714
self.branch.repository.has_revision(leftmost_id)):
715
raise errors.GhostRevisionUnusableHere(leftmost_id)
717
def _set_merges_from_parent_ids(self, parent_ids):
718
merges = parent_ids[1:]
719
self._control_files.put_bytes('pending-merges', '\n'.join(merges))
721
@needs_tree_write_lock
722
def set_parent_ids(self, revision_ids, allow_leftmost_as_ghost=False):
723
"""Set the parent ids to revision_ids.
725
See also set_parent_trees. This api will try to retrieve the tree data
726
for each element of revision_ids from the trees repository. If you have
727
tree data already available, it is more efficient to use
728
set_parent_trees rather than set_parent_ids. set_parent_ids is however
729
an easier API to use.
731
:param revision_ids: The revision_ids to set as the parent ids of this
732
working tree. Any of these may be ghosts.
734
revision_ids = [osutils.safe_revision_id(r) for r in revision_ids]
735
self._check_parents_for_ghosts(revision_ids,
736
allow_leftmost_as_ghost=allow_leftmost_as_ghost)
738
if len(revision_ids) > 0:
739
self.set_last_revision(revision_ids[0])
741
self.set_last_revision(None)
743
self._set_merges_from_parent_ids(revision_ids)
745
@needs_tree_write_lock
746
def set_parent_trees(self, parents_list, allow_leftmost_as_ghost=False):
747
"""See MutableTree.set_parent_trees."""
748
parent_ids = [osutils.safe_revision_id(rev) for (rev, tree) in parents_list]
750
self._check_parents_for_ghosts(parent_ids,
751
allow_leftmost_as_ghost=allow_leftmost_as_ghost)
753
if len(parent_ids) == 0:
754
leftmost_parent_id = None
755
leftmost_parent_tree = None
757
leftmost_parent_id, leftmost_parent_tree = parents_list[0]
759
if self._change_last_revision(leftmost_parent_id):
760
if leftmost_parent_tree is None:
761
# If we don't have a tree, fall back to reading the
762
# parent tree from the repository.
763
self._cache_basis_inventory(leftmost_parent_id)
765
inv = leftmost_parent_tree.inventory
766
xml = self._create_basis_xml_from_inventory(
767
leftmost_parent_id, inv)
768
self._write_basis_inventory(xml)
769
self._set_merges_from_parent_ids(parent_ids)
771
@needs_tree_write_lock
772
def set_pending_merges(self, rev_list):
773
parents = self.get_parent_ids()
774
leftmost = parents[:1]
775
new_parents = leftmost + rev_list
776
self.set_parent_ids(new_parents)
778
@needs_tree_write_lock
779
def set_merge_modified(self, modified_hashes):
781
for file_id, hash in modified_hashes.iteritems():
782
yield Stanza(file_id=file_id.decode('utf8'), hash=hash)
783
self._put_rio('merge-hashes', iter_stanzas(), MERGE_MODIFIED_HEADER_1)
785
def _put_rio(self, filename, stanzas, header):
786
self._must_be_locked()
787
my_file = rio_file(stanzas, header)
788
self._control_files.put(filename, my_file)
790
@needs_write_lock # because merge pulls data into the branch.
791
def merge_from_branch(self, branch, to_revision=None):
792
"""Merge from a branch into this working tree.
794
:param branch: The branch to merge from.
795
:param to_revision: If non-None, the merge will merge to to_revision,
796
but not beyond it. to_revision does not need to be in the history
797
of the branch when it is supplied. If None, to_revision defaults to
798
branch.last_revision().
800
from bzrlib.merge import Merger, Merge3Merger
801
pb = bzrlib.ui.ui_factory.nested_progress_bar()
803
merger = Merger(self.branch, this_tree=self, pb=pb)
804
merger.pp = ProgressPhase("Merge phase", 5, pb)
805
merger.pp.next_phase()
806
# check that there are no
808
merger.check_basis(check_clean=True, require_commits=False)
809
if to_revision is None:
810
to_revision = branch.last_revision()
812
to_revision = osutils.safe_revision_id(to_revision)
813
merger.other_rev_id = to_revision
814
if merger.other_rev_id is None:
815
raise errors.NoCommits(branch)
816
self.branch.fetch(branch, last_revision=merger.other_rev_id)
817
merger.other_basis = merger.other_rev_id
818
merger.other_tree = self.branch.repository.revision_tree(
820
merger.other_branch = branch
821
merger.pp.next_phase()
823
if merger.base_rev_id == merger.other_rev_id:
824
raise errors.PointlessMerge
825
merger.backup_files = False
826
merger.merge_type = Merge3Merger
827
merger.set_interesting_files(None)
828
merger.show_base = False
829
merger.reprocess = False
830
conflicts = merger.do_merge()
837
def merge_modified(self):
838
"""Return a dictionary of files modified by a merge.
840
The list is initialized by WorkingTree.set_merge_modified, which is
841
typically called after we make some automatic updates to the tree
844
This returns a map of file_id->sha1, containing only files which are
845
still in the working inventory and have that text hash.
848
hashfile = self._control_files.get('merge-hashes')
849
except errors.NoSuchFile:
853
if hashfile.next() != MERGE_MODIFIED_HEADER_1 + '\n':
854
raise errors.MergeModifiedFormatError()
855
except StopIteration:
856
raise errors.MergeModifiedFormatError()
857
for s in RioReader(hashfile):
858
# RioReader reads in Unicode, so convert file_ids back to utf8
859
file_id = osutils.safe_file_id(s.get("file_id"), warn=False)
860
if file_id not in self.inventory:
862
text_hash = s.get("hash")
863
if text_hash == self.get_file_sha1(file_id):
864
merge_hashes[file_id] = text_hash
868
def mkdir(self, path, file_id=None):
869
"""See MutableTree.mkdir()."""
871
file_id = generate_ids.gen_file_id(os.path.basename(path))
872
os.mkdir(self.abspath(path))
873
self.add(path, file_id, 'directory')
876
def get_symlink_target(self, file_id):
877
file_id = osutils.safe_file_id(file_id)
878
return os.readlink(self.id2abspath(file_id))
881
def subsume(self, other_tree):
882
def add_children(inventory, entry):
883
for child_entry in entry.children.values():
884
inventory._byid[child_entry.file_id] = child_entry
885
if child_entry.kind == 'directory':
886
add_children(inventory, child_entry)
887
if other_tree.get_root_id() == self.get_root_id():
888
raise errors.BadSubsumeSource(self, other_tree,
889
'Trees have the same root')
891
other_tree_path = self.relpath(other_tree.basedir)
892
except errors.PathNotChild:
893
raise errors.BadSubsumeSource(self, other_tree,
894
'Tree is not contained by the other')
895
new_root_parent = self.path2id(osutils.dirname(other_tree_path))
896
if new_root_parent is None:
897
raise errors.BadSubsumeSource(self, other_tree,
898
'Parent directory is not versioned.')
899
# We need to ensure that the result of a fetch will have a
900
# versionedfile for the other_tree root, and only fetching into
901
# RepositoryKnit2 guarantees that.
902
if not self.branch.repository.supports_rich_root():
903
raise errors.SubsumeTargetNeedsUpgrade(other_tree)
904
other_tree.lock_tree_write()
906
new_parents = other_tree.get_parent_ids()
907
other_root = other_tree.inventory.root
908
other_root.parent_id = new_root_parent
909
other_root.name = osutils.basename(other_tree_path)
910
self.inventory.add(other_root)
911
add_children(self.inventory, other_root)
912
self._write_inventory(self.inventory)
913
# normally we don't want to fetch whole repositories, but i think
914
# here we really do want to consolidate the whole thing.
915
for parent_id in other_tree.get_parent_ids():
916
self.branch.fetch(other_tree.branch, parent_id)
917
self.add_parent_tree_id(parent_id)
920
other_tree.bzrdir.retire_bzrdir()
922
@needs_tree_write_lock
923
def extract(self, file_id, format=None):
924
"""Extract a subtree from this tree.
926
A new branch will be created, relative to the path for this tree.
930
segments = osutils.splitpath(path)
931
transport = self.branch.bzrdir.root_transport
932
for name in segments:
933
transport = transport.clone(name)
934
transport.ensure_base()
937
sub_path = self.id2path(file_id)
938
branch_transport = mkdirs(sub_path)
940
format = bzrdir.format_registry.make_bzrdir('dirstate-with-subtree')
941
branch_transport.ensure_base()
942
branch_bzrdir = format.initialize_on_transport(branch_transport)
944
repo = branch_bzrdir.find_repository()
945
except errors.NoRepositoryPresent:
946
repo = branch_bzrdir.create_repository()
947
assert repo.supports_rich_root()
949
if not repo.supports_rich_root():
950
raise errors.RootNotRich()
951
new_branch = branch_bzrdir.create_branch()
952
new_branch.pull(self.branch)
953
for parent_id in self.get_parent_ids():
954
new_branch.fetch(self.branch, parent_id)
955
tree_transport = self.bzrdir.root_transport.clone(sub_path)
956
if tree_transport.base != branch_transport.base:
957
tree_bzrdir = format.initialize_on_transport(tree_transport)
958
branch.BranchReferenceFormat().initialize(tree_bzrdir, new_branch)
960
tree_bzrdir = branch_bzrdir
961
wt = tree_bzrdir.create_workingtree(NULL_REVISION)
962
wt.set_parent_ids(self.get_parent_ids())
963
my_inv = self.inventory
964
child_inv = Inventory(root_id=None)
965
new_root = my_inv[file_id]
966
my_inv.remove_recursive_id(file_id)
967
new_root.parent_id = None
968
child_inv.add(new_root)
969
self._write_inventory(my_inv)
970
wt._write_inventory(child_inv)
973
def _serialize(self, inventory, out_file):
974
xml5.serializer_v5.write_inventory(self._inventory, out_file)
976
def _deserialize(selt, in_file):
977
return xml5.serializer_v5.read_inventory(in_file)
980
"""Write the in memory inventory to disk."""
981
# TODO: Maybe this should only write on dirty ?
982
if self._control_files._lock_mode != 'w':
983
raise errors.NotWriteLocked(self)
985
self._serialize(self._inventory, sio)
987
self._control_files.put('inventory', sio)
988
self._inventory_is_modified = False
990
def _kind(self, relpath):
991
return osutils.file_kind(self.abspath(relpath))
993
def list_files(self, include_root=False):
994
"""Recursively list all files as (path, class, kind, id, entry).
101
return os.stat(self._get_store_filename(file_id))[stat.ST_SIZE]
104
def get_file_sha1(self, file_id):
105
return self._statcache[file_id][statcache.SC_SHA1]
108
def file_class(self, filename):
109
if self.path2id(filename):
111
elif self.is_ignored(filename):
117
def list_files(self):
118
"""Recursively list all files as (path, class, kind, id).
996
120
Lists, but does not descend into unversioned directories.
1001
125
Skips the control directory.
1003
# list_files is an iterator, so @needs_read_lock doesn't work properly
1004
# with it. So callers should be careful to always read_lock the tree.
1005
if not self.is_locked():
1006
raise errors.ObjectNotLocked(self)
127
from osutils import appendpath, file_kind
1008
130
inv = self.inventory
1009
if include_root is True:
1010
yield ('', 'V', 'directory', inv.root.file_id, inv.root)
1011
# Convert these into local objects to save lookup times
1012
pathjoin = osutils.pathjoin
1013
file_kind = self._kind
1015
# transport.base ends in a slash, we want the piece
1016
# between the last two slashes
1017
transport_base_dir = self.bzrdir.transport.base.rsplit('/', 2)[1]
1019
fk_entries = {'directory':TreeDirectory, 'file':TreeFile, 'symlink':TreeLink}
1021
# directory file_id, relative path, absolute path, reverse sorted children
1022
children = os.listdir(self.basedir)
1024
# jam 20060527 The kernel sized tree seems equivalent whether we
1025
# use a deque and popleft to keep them sorted, or if we use a plain
1026
# list and just reverse() them.
1027
children = collections.deque(children)
1028
stack = [(inv.root.file_id, u'', self.basedir, children)]
1030
from_dir_id, from_dir_relpath, from_dir_abspath, children = stack[-1]
1033
f = children.popleft()
132
def descend(from_dir_relpath, from_dir_id, dp):
1034
136
## TODO: If we find a subdirectory with its own .bzr
1035
137
## directory, then that is a separate tree and we
1036
138
## should exclude it.
1038
# the bzrdir for this tree
1039
if transport_base_dir == f:
139
if bzrlib.BZRDIR == f:
1042
# we know that from_dir_relpath and from_dir_abspath never end in a slash
1043
# and 'f' doesn't begin with one, we can do a string op, rather
1044
# than the checks of pathjoin(), all relative paths will have an extra slash
1046
fp = from_dir_relpath + '/' + f
143
fp = appendpath(from_dir_relpath, f)
1049
fap = from_dir_abspath + '/' + f
146
fap = appendpath(dp, f)
1051
148
f_ie = inv.get_child(from_dir_id, f)
1054
elif self.is_ignored(fp[1:]):
151
elif self.is_ignored(fp):
1057
# we may not have found this file, because of a unicode issue
1058
f_norm, can_access = osutils.normalized_filename(f)
1059
if f == f_norm or not can_access:
1060
# No change, so treat this file normally
1063
# this file can be accessed by a normalized path
1064
# check again if it is versioned
1065
# these lines are repeated here for performance
1067
fp = from_dir_relpath + '/' + f
1068
fap = from_dir_abspath + '/' + f
1069
f_ie = inv.get_child(from_dir_id, f)
1072
elif self.is_ignored(fp[1:]):
1077
156
fk = file_kind(fap)
1079
# make a last minute entry
1081
yield fp[1:], c, fk, f_ie.file_id, f_ie
1084
yield fp[1:], c, fk, None, fk_entries[fk]()
1086
yield fp[1:], c, fk, None, TreeEntry()
160
raise BzrCheckError("file %r entered as kind %r id %r, "
162
% (fap, f_ie.kind, f_ie.file_id, fk))
164
yield fp, c, fk, (f_ie and f_ie.file_id)
1089
166
if fk != 'directory':
1092
# But do this child first
1093
new_children = os.listdir(fap)
1095
new_children = collections.deque(new_children)
1096
stack.append((f_ie.file_id, fp, fap, new_children))
1097
# Break out of inner loop,
1098
# so that we start outer loop with child
1101
# if we finished all children, pop it off the stack
1104
@needs_tree_write_lock
1105
def move(self, from_paths, to_dir=None, after=False, **kwargs):
1108
to_dir must exist in the inventory.
1110
If to_dir exists and is a directory, the files are moved into
1111
it, keeping their old names.
1113
Note that to_dir is only the last component of the new name;
1114
this doesn't change the directory.
1116
For each entry in from_paths the move mode will be determined
1119
The first mode moves the file in the filesystem and updates the
1120
inventory. The second mode only updates the inventory without
1121
touching the file on the filesystem. This is the new mode introduced
1124
move uses the second mode if 'after == True' and the target is not
1125
versioned but present in the working tree.
1127
move uses the second mode if 'after == False' and the source is
1128
versioned but no longer in the working tree, and the target is not
1129
versioned but present in the working tree.
1131
move uses the first mode if 'after == False' and the source is
1132
versioned and present in the working tree, and the target is not
1133
versioned and not present in the working tree.
1135
Everything else results in an error.
1137
This returns a list of (from_path, to_path) pairs for each
1138
entry that is moved.
1143
# check for deprecated use of signature
1145
to_dir = kwargs.get('to_name', None)
1147
raise TypeError('You must supply a target directory')
1149
symbol_versioning.warn('The parameter to_name was deprecated'
1150
' in version 0.13. Use to_dir instead',
1153
# check destination directory
1154
assert not isinstance(from_paths, basestring)
1155
inv = self.inventory
1156
to_abs = self.abspath(to_dir)
1157
if not isdir(to_abs):
1158
raise errors.BzrMoveFailedError('',to_dir,
1159
errors.NotADirectory(to_abs))
1160
if not self.has_filename(to_dir):
1161
raise errors.BzrMoveFailedError('',to_dir,
1162
errors.NotInWorkingDirectory(to_dir))
1163
to_dir_id = inv.path2id(to_dir)
1164
if to_dir_id is None:
1165
raise errors.BzrMoveFailedError('',to_dir,
1166
errors.NotVersionedError(path=str(to_dir)))
1168
to_dir_ie = inv[to_dir_id]
1169
if to_dir_ie.kind != 'directory':
1170
raise errors.BzrMoveFailedError('',to_dir,
1171
errors.NotADirectory(to_abs))
1173
# create rename entries and tuples
1174
for from_rel in from_paths:
1175
from_tail = splitpath(from_rel)[-1]
1176
from_id = inv.path2id(from_rel)
1178
raise errors.BzrMoveFailedError(from_rel,to_dir,
1179
errors.NotVersionedError(path=str(from_rel)))
1181
from_entry = inv[from_id]
1182
from_parent_id = from_entry.parent_id
1183
to_rel = pathjoin(to_dir, from_tail)
1184
rename_entry = WorkingTree._RenameEntry(from_rel=from_rel,
1186
from_tail=from_tail,
1187
from_parent_id=from_parent_id,
1188
to_rel=to_rel, to_tail=from_tail,
1189
to_parent_id=to_dir_id)
1190
rename_entries.append(rename_entry)
1191
rename_tuples.append((from_rel, to_rel))
1193
# determine which move mode to use. checks also for movability
1194
rename_entries = self._determine_mv_mode(rename_entries, after)
1196
original_modified = self._inventory_is_modified
1199
self._inventory_is_modified = True
1200
self._move(rename_entries)
1202
# restore the inventory on error
1203
self._inventory_is_modified = original_modified
1205
self._write_inventory(inv)
1206
return rename_tuples
1208
def _determine_mv_mode(self, rename_entries, after=False):
1209
"""Determines for each from-to pair if both inventory and working tree
1210
or only the inventory has to be changed.
1212
Also does basic plausability tests.
1214
inv = self.inventory
1216
for rename_entry in rename_entries:
1217
# store to local variables for easier reference
1218
from_rel = rename_entry.from_rel
1219
from_id = rename_entry.from_id
1220
to_rel = rename_entry.to_rel
1221
to_id = inv.path2id(to_rel)
1222
only_change_inv = False
1224
# check the inventory for source and destination
1226
raise errors.BzrMoveFailedError(from_rel,to_rel,
1227
errors.NotVersionedError(path=str(from_rel)))
1228
if to_id is not None:
1229
raise errors.BzrMoveFailedError(from_rel,to_rel,
1230
errors.AlreadyVersionedError(path=str(to_rel)))
1232
# try to determine the mode for rename (only change inv or change
1233
# inv and file system)
1235
if not self.has_filename(to_rel):
1236
raise errors.BzrMoveFailedError(from_id,to_rel,
1237
errors.NoSuchFile(path=str(to_rel),
1238
extra="New file has not been created yet"))
1239
only_change_inv = True
1240
elif not self.has_filename(from_rel) and self.has_filename(to_rel):
1241
only_change_inv = True
1242
elif self.has_filename(from_rel) and not self.has_filename(to_rel):
1243
only_change_inv = False
1245
# something is wrong, so lets determine what exactly
1246
if not self.has_filename(from_rel) and \
1247
not self.has_filename(to_rel):
1248
raise errors.BzrRenameFailedError(from_rel,to_rel,
1249
errors.PathsDoNotExist(paths=(str(from_rel),
1252
raise errors.RenameFailedFilesExist(from_rel, to_rel,
1253
extra="(Use --after to update the Bazaar id)")
1254
rename_entry.only_change_inv = only_change_inv
1255
return rename_entries
1257
def _move(self, rename_entries):
1258
"""Moves a list of files.
1260
Depending on the value of the flag 'only_change_inv', the
1261
file will be moved on the file system or not.
1263
inv = self.inventory
1266
for entry in rename_entries:
1268
self._move_entry(entry)
1270
self._rollback_move(moved)
1274
def _rollback_move(self, moved):
1275
"""Try to rollback a previous move in case of an filesystem error."""
1276
inv = self.inventory
1279
self._move_entry(_RenameEntry(entry.to_rel, entry.from_id,
1280
entry.to_tail, entry.to_parent_id, entry.from_rel,
1281
entry.from_tail, entry.from_parent_id,
1282
entry.only_change_inv))
1283
except errors.BzrMoveFailedError, e:
1284
raise errors.BzrMoveFailedError( '', '', "Rollback failed."
1285
" The working tree is in an inconsistent state."
1286
" Please consider doing a 'bzr revert'."
1287
" Error message is: %s" % e)
1289
def _move_entry(self, entry):
1290
inv = self.inventory
1291
from_rel_abs = self.abspath(entry.from_rel)
1292
to_rel_abs = self.abspath(entry.to_rel)
1293
if from_rel_abs == to_rel_abs:
1294
raise errors.BzrMoveFailedError(entry.from_rel, entry.to_rel,
1295
"Source and target are identical.")
1297
if not entry.only_change_inv:
1299
osutils.rename(from_rel_abs, to_rel_abs)
1301
raise errors.BzrMoveFailedError(entry.from_rel,
1303
inv.rename(entry.from_id, entry.to_parent_id, entry.to_tail)
1305
@needs_tree_write_lock
1306
def rename_one(self, from_rel, to_rel, after=False):
1309
This can change the directory or the filename or both.
1311
rename_one has several 'modes' to work. First, it can rename a physical
1312
file and change the file_id. That is the normal mode. Second, it can
1313
only change the file_id without touching any physical file. This is
1314
the new mode introduced in version 0.15.
1316
rename_one uses the second mode if 'after == True' and 'to_rel' is not
1317
versioned but present in the working tree.
1319
rename_one uses the second mode if 'after == False' and 'from_rel' is
1320
versioned but no longer in the working tree, and 'to_rel' is not
1321
versioned but present in the working tree.
1323
rename_one uses the first mode if 'after == False' and 'from_rel' is
1324
versioned and present in the working tree, and 'to_rel' is not
1325
versioned and not present in the working tree.
1327
Everything else results in an error.
1329
inv = self.inventory
1332
# create rename entries and tuples
1333
from_tail = splitpath(from_rel)[-1]
1334
from_id = inv.path2id(from_rel)
1336
raise errors.BzrRenameFailedError(from_rel,to_rel,
1337
errors.NotVersionedError(path=str(from_rel)))
1338
from_entry = inv[from_id]
1339
from_parent_id = from_entry.parent_id
1340
to_dir, to_tail = os.path.split(to_rel)
1341
to_dir_id = inv.path2id(to_dir)
1342
rename_entry = WorkingTree._RenameEntry(from_rel=from_rel,
1344
from_tail=from_tail,
1345
from_parent_id=from_parent_id,
1346
to_rel=to_rel, to_tail=to_tail,
1347
to_parent_id=to_dir_id)
1348
rename_entries.append(rename_entry)
1350
# determine which move mode to use. checks also for movability
1351
rename_entries = self._determine_mv_mode(rename_entries, after)
1353
# check if the target changed directory and if the target directory is
1355
if to_dir_id is None:
1356
raise errors.BzrMoveFailedError(from_rel,to_rel,
1357
errors.NotVersionedError(path=str(to_dir)))
1359
# all checks done. now we can continue with our actual work
1360
mutter('rename_one:\n'
1365
' to_dir_id {%s}\n',
1366
from_id, from_rel, to_rel, to_dir, to_dir_id)
1368
self._move(rename_entries)
1369
self._write_inventory(inv)
1371
class _RenameEntry(object):
1372
def __init__(self, from_rel, from_id, from_tail, from_parent_id,
1373
to_rel, to_tail, to_parent_id, only_change_inv=False):
1374
self.from_rel = from_rel
1375
self.from_id = from_id
1376
self.from_tail = from_tail
1377
self.from_parent_id = from_parent_id
1378
self.to_rel = to_rel
1379
self.to_tail = to_tail
1380
self.to_parent_id = to_parent_id
1381
self.only_change_inv = only_change_inv
170
# don't descend unversioned directories
173
for ff in descend(fp, f_ie.file_id, fap):
176
for f in descend('', inv.root.file_id, self.basedir):
1384
181
def unknowns(self):
1385
"""Return all unknown files.
1387
These are files in the working directory that are not versioned or
1388
control files or ignored.
1390
# force the extras method to be fully executed before returning, to
1391
# prevent race conditions with the lock
1393
[subp for subp in self.extras() if not self.is_ignored(subp)])
1395
@needs_tree_write_lock
1396
def unversion(self, file_ids):
1397
"""Remove the file ids in file_ids from the current versioned set.
1399
When a file_id is unversioned, all of its children are automatically
1402
:param file_ids: The file ids to stop versioning.
1403
:raises: NoSuchId if any fileid is not currently versioned.
1405
for file_id in file_ids:
1406
file_id = osutils.safe_file_id(file_id)
1407
if self._inventory.has_id(file_id):
1408
self._inventory.remove_recursive_id(file_id)
1410
raise errors.NoSuchId(self, file_id)
1412
# in the future this should just set a dirty bit to wait for the
1413
# final unlock. However, until all methods of workingtree start
1414
# with the current in -memory inventory rather than triggering
1415
# a read, it is more complex - we need to teach read_inventory
1416
# to know when to read, and when to not read first... and possibly
1417
# to save first when the in memory one may be corrupted.
1418
# so for now, we just only write it if it is indeed dirty.
1420
self._write_inventory(self._inventory)
1422
@deprecated_method(zero_eight)
1423
def iter_conflicts(self):
1424
"""List all files in the tree that have text or content conflicts.
1425
DEPRECATED. Use conflicts instead."""
1426
return self._iter_conflicts()
1428
def _iter_conflicts(self):
1430
for info in self.list_files():
1432
stem = get_conflicted_stem(path)
1435
if stem not in conflicted:
1436
conflicted.add(stem)
1440
def pull(self, source, overwrite=False, stop_revision=None,
1441
change_reporter=None):
1442
top_pb = bzrlib.ui.ui_factory.nested_progress_bar()
1445
pp = ProgressPhase("Pull phase", 2, top_pb)
1447
old_revision_info = self.branch.last_revision_info()
1448
basis_tree = self.basis_tree()
1449
count = self.branch.pull(source, overwrite, stop_revision)
1450
new_revision_info = self.branch.last_revision_info()
1451
if new_revision_info != old_revision_info:
1453
repository = self.branch.repository
1454
pb = bzrlib.ui.ui_factory.nested_progress_bar()
1455
basis_tree.lock_read()
1457
new_basis_tree = self.branch.basis_tree()
1464
change_reporter=change_reporter)
1465
if (basis_tree.inventory.root is None and
1466
new_basis_tree.inventory.root is not None):
1467
self.set_root_id(new_basis_tree.inventory.root.file_id)
1471
# TODO - dedup parents list with things merged by pull ?
1472
# reuse the revisiontree we merged against to set the new
1474
parent_trees = [(self.branch.last_revision(), new_basis_tree)]
1475
# we have to pull the merge trees out again, because
1476
# merge_inner has set the ids. - this corner is not yet
1477
# layered well enough to prevent double handling.
1478
# XXX TODO: Fix the double handling: telling the tree about
1479
# the already known parent data is wasteful.
1480
merges = self.get_parent_ids()[1:]
1481
parent_trees.extend([
1482
(parent, repository.revision_tree(parent)) for
1484
self.set_parent_trees(parent_trees)
1491
def put_file_bytes_non_atomic(self, file_id, bytes):
1492
"""See MutableTree.put_file_bytes_non_atomic."""
1493
file_id = osutils.safe_file_id(file_id)
1494
stream = file(self.id2abspath(file_id), 'wb')
1499
# TODO: update the hashcache here ?
182
for subp in self.extras():
183
if not self.is_ignored(subp):
1501
187
def extras(self):
1502
"""Yield all unversioned files in this WorkingTree.
188
"""Yield all unknown files in this WorkingTree.
1504
If there are any unversioned directories then only the directory is
1505
returned, not all its children. But if there are unversioned files
190
If there are any unknown directories then only the directory is
191
returned, not all its children. But if there are unknown files
1506
192
under a versioned subdirectory, they are returned.
1508
194
Currently returned depth-first, sorted by name within directories.
1509
This is the same order used by 'osutils.walkdirs'.
1511
196
## TODO: Work from given directory downwards
197
from osutils import isdir, appendpath
1512
199
for path, dir_entry in self.inventory.directories():
1513
# mutter("search for unknowns in %r", path)
200
mutter("search for unknowns in %r" % path)
1514
201
dirabs = self.abspath(path)
1515
202
if not isdir(dirabs):
1516
203
# e.g. directory deleted
1575
248
If the file is ignored, returns the pattern which caused it to
1576
249
be ignored, otherwise None. So this can simply be used as a
1577
250
boolean if desired."""
1578
if getattr(self, '_ignoreglobster', None) is None:
1579
self._ignoreglobster = globbing.Globster(self.get_ignore_list())
1580
return self._ignoreglobster.match(filename)
1582
def kind(self, file_id):
1583
return file_kind(self.id2abspath(file_id))
1585
def _comparison_data(self, entry, path):
1586
abspath = self.abspath(path)
1588
stat_value = os.lstat(abspath)
1590
if getattr(e, 'errno', None) == errno.ENOENT:
1597
mode = stat_value.st_mode
1598
kind = osutils.file_kind_from_stat_mode(mode)
1599
if not supports_executable():
1600
executable = entry is not None and entry.executable
1602
executable = bool(stat.S_ISREG(mode) and stat.S_IEXEC & mode)
1603
return kind, executable, stat_value
1605
def _file_size(self, entry, stat_value):
1606
return stat_value.st_size
1608
def last_revision(self):
1609
"""Return the last revision of the branch for this tree.
1611
This format tree does not support a separate marker for last-revision
1612
compared to the branch.
1614
See MutableTree.last_revision
1616
return self._last_revision()
1619
def _last_revision(self):
1620
"""helper for get_parent_ids."""
1621
return self.branch.last_revision()
1623
def is_locked(self):
1624
return self._control_files.is_locked()
1626
def _must_be_locked(self):
1627
if not self.is_locked():
1628
raise errors.ObjectNotLocked(self)
1630
def lock_read(self):
1631
"""See Branch.lock_read, and WorkingTree.unlock."""
1632
if not self.is_locked():
1634
self.branch.lock_read()
1636
return self._control_files.lock_read()
1638
self.branch.unlock()
1641
def lock_tree_write(self):
1642
"""See MutableTree.lock_tree_write, and WorkingTree.unlock."""
1643
if not self.is_locked():
1645
self.branch.lock_read()
1647
return self._control_files.lock_write()
1649
self.branch.unlock()
1652
def lock_write(self):
1653
"""See MutableTree.lock_write, and WorkingTree.unlock."""
1654
if not self.is_locked():
1656
self.branch.lock_write()
1658
return self._control_files.lock_write()
1660
self.branch.unlock()
1663
def get_physical_lock_status(self):
1664
return self._control_files.get_physical_lock_status()
1666
def _basis_inventory_name(self):
1667
return 'basis-inventory-cache'
1669
def _reset_data(self):
1670
"""Reset transient data that cannot be revalidated."""
1671
self._inventory_is_modified = False
1672
result = self._deserialize(self._control_files.get('inventory'))
1673
self._set_inventory(result, dirty=False)
1675
@needs_tree_write_lock
1676
def set_last_revision(self, new_revision):
1677
"""Change the last revision in the working tree."""
1678
new_revision = osutils.safe_revision_id(new_revision)
1679
if self._change_last_revision(new_revision):
1680
self._cache_basis_inventory(new_revision)
1682
def _change_last_revision(self, new_revision):
1683
"""Template method part of set_last_revision to perform the change.
1685
This is used to allow WorkingTree3 instances to not affect branch
1686
when their last revision is set.
1688
if new_revision is None:
1689
self.branch.set_revision_history([])
1692
self.branch.generate_revision_history(new_revision)
1693
except errors.NoSuchRevision:
1694
# not present in the repo - dont try to set it deeper than the tip
1695
self.branch.set_revision_history([new_revision])
1698
def _write_basis_inventory(self, xml):
1699
"""Write the basis inventory XML to the basis-inventory file"""
1700
assert isinstance(xml, str), 'serialised xml must be bytestring.'
1701
path = self._basis_inventory_name()
1703
self._control_files.put(path, sio)
1705
def _create_basis_xml_from_inventory(self, revision_id, inventory):
1706
"""Create the text that will be saved in basis-inventory"""
1707
# TODO: jam 20070209 This should be redundant, as the revision_id
1708
# as all callers should have already converted the revision_id to
1710
inventory.revision_id = osutils.safe_revision_id(revision_id)
1711
return xml7.serializer_v7.write_inventory_to_string(inventory)
1713
def _cache_basis_inventory(self, new_revision):
1714
"""Cache new_revision as the basis inventory."""
1715
# TODO: this should allow the ready-to-use inventory to be passed in,
1716
# as commit already has that ready-to-use [while the format is the
1719
# this double handles the inventory - unpack and repack -
1720
# but is easier to understand. We can/should put a conditional
1721
# in here based on whether the inventory is in the latest format
1722
# - perhaps we should repack all inventories on a repository
1724
# the fast path is to copy the raw xml from the repository. If the
1725
# xml contains 'revision_id="', then we assume the right
1726
# revision_id is set. We must check for this full string, because a
1727
# root node id can legitimately look like 'revision_id' but cannot
1729
xml = self.branch.repository.get_inventory_xml(new_revision)
1730
firstline = xml.split('\n', 1)[0]
1731
if (not 'revision_id="' in firstline or
1732
'format="7"' not in firstline):
1733
inv = self.branch.repository.deserialise_inventory(
1735
xml = self._create_basis_xml_from_inventory(new_revision, inv)
1736
self._write_basis_inventory(xml)
1737
except (errors.NoSuchRevision, errors.RevisionNotPresent):
1740
def read_basis_inventory(self):
1741
"""Read the cached basis inventory."""
1742
path = self._basis_inventory_name()
1743
return self._control_files.get(path).read()
1746
def read_working_inventory(self):
1747
"""Read the working inventory.
1749
:raises errors.InventoryModified: read_working_inventory will fail
1750
when the current in memory inventory has been modified.
1752
# conceptually this should be an implementation detail of the tree.
1753
# XXX: Deprecate this.
1754
# ElementTree does its own conversion from UTF-8, so open in
1756
if self._inventory_is_modified:
1757
raise errors.InventoryModified(self)
1758
result = self._deserialize(self._control_files.get('inventory'))
1759
self._set_inventory(result, dirty=False)
1762
@needs_tree_write_lock
1763
def remove(self, files, verbose=False, to_file=None, keep_files=True,
1765
"""Remove nominated files from the working inventor.
1767
:files: File paths relative to the basedir.
1768
:keep_files: If true, the files will also be kept.
1769
:force: Delete files and directories, even if they are changed and
1770
even if the directories are not empty.
1772
## TODO: Normalize names
1774
if isinstance(files, basestring):
1780
unknown_files_in_directory=set()
1782
def recurse_directory_to_add_files(directory):
1783
# recurse directory and add all files
1784
# so we can check if they have changed.
1785
for parent_info, file_infos in\
1786
osutils.walkdirs(self.abspath(directory),
1788
for relpath, basename, kind, lstat, abspath in file_infos:
1790
if self.path2id(relpath): #is it versioned?
1791
new_files.add(relpath)
1793
unknown_files_in_directory.add(
1794
(relpath, None, kind))
1796
for filename in files:
1797
# Get file name into canonical form.
1798
abspath = self.abspath(filename)
1799
filename = self.relpath(abspath)
1800
if len(filename) > 0:
1801
new_files.add(filename)
1802
if osutils.isdir(abspath):
1803
recurse_directory_to_add_files(filename)
1804
files = [f for f in new_files]
1806
# Sort needed to first handle directory content before the directory
1807
files.sort(reverse=True)
1808
if not keep_files and not force:
1809
tree_delta = self.changes_from(self.basis_tree(),
1810
specific_files=files)
1811
for unknown_file in unknown_files_in_directory:
1812
tree_delta.unversioned.extend((unknown_file,))
1813
if bool(tree_delta.modified
1815
or tree_delta.renamed
1816
or tree_delta.kind_changed
1817
or tree_delta.unversioned):
1818
raise errors.BzrRemoveChangedFilesError(tree_delta)
1820
# do this before any modifications
1822
fid = self.path2id(f)
1825
message="%s is not versioned." % (f,)
1828
# having removed it, it must be either ignored or unknown
1829
if self.is_ignored(f):
1833
textui.show_status(new_status, self.kind(fid), f,
1836
inv_delta.append((f, None, fid, None))
1837
message="removed %s" % (f,)
1840
abs_path = self.abspath(f)
1841
if osutils.lexists(abs_path):
1842
if (osutils.isdir(abs_path) and
1843
len(os.listdir(abs_path)) > 0):
1844
message="%s is not empty directory "\
1845
"and won't be deleted." % (f,)
1847
osutils.delete_any(abs_path)
1848
message="deleted %s" % (f,)
1849
elif message is not None:
1850
# only care if we haven't done anything yet.
1851
message="%s does not exist." % (f,)
1853
# print only one message (if any) per file.
1854
if message is not None:
1856
self.apply_inventory_delta(inv_delta)
1858
@needs_tree_write_lock
1859
def revert(self, filenames, old_tree=None, backups=True,
1860
pb=DummyProgress(), report_changes=False):
1861
from bzrlib.conflicts import resolve
1862
if old_tree is None:
1863
old_tree = self.basis_tree()
1864
conflicts = transform.revert(self, old_tree, filenames, backups, pb,
1866
if not len(filenames):
1867
self.set_parent_ids(self.get_parent_ids()[:1])
1870
resolve(self, filenames, ignore_misses=True)
1873
def revision_tree(self, revision_id):
1874
"""See Tree.revision_tree.
1876
WorkingTree can supply revision_trees for the basis revision only
1877
because there is only one cached inventory in the bzr directory.
1879
if revision_id == self.last_revision():
1881
xml = self.read_basis_inventory()
1882
except errors.NoSuchFile:
1886
inv = xml7.serializer_v7.read_inventory_from_string(xml)
1887
# dont use the repository revision_tree api because we want
1888
# to supply the inventory.
1889
if inv.revision_id == revision_id:
1890
return revisiontree.RevisionTree(self.branch.repository,
1892
except errors.BadInventoryFormat:
1894
# raise if there was no inventory, or if we read the wrong inventory.
1895
raise errors.NoSuchRevisionInTree(self, revision_id)
1897
# XXX: This method should be deprecated in favour of taking in a proper
1898
# new Inventory object.
1899
@needs_tree_write_lock
1900
def set_inventory(self, new_inventory_list):
1901
from bzrlib.inventory import (Inventory,
1906
inv = Inventory(self.get_root_id())
1907
for path, file_id, parent, kind in new_inventory_list:
1908
name = os.path.basename(path)
1911
# fixme, there should be a factory function inv,add_??
1912
if kind == 'directory':
1913
inv.add(InventoryDirectory(file_id, name, parent))
1914
elif kind == 'file':
1915
inv.add(InventoryFile(file_id, name, parent))
1916
elif kind == 'symlink':
1917
inv.add(InventoryLink(file_id, name, parent))
1919
raise errors.BzrError("unknown kind %r" % kind)
1920
self._write_inventory(inv)
1922
@needs_tree_write_lock
1923
def set_root_id(self, file_id):
1924
"""Set the root id for this tree."""
1927
symbol_versioning.warn(symbol_versioning.zero_twelve
1928
% 'WorkingTree.set_root_id with fileid=None',
1933
file_id = osutils.safe_file_id(file_id)
1934
self._set_root_id(file_id)
1936
def _set_root_id(self, file_id):
1937
"""Set the root id for this tree, in a format specific manner.
1939
:param file_id: The file id to assign to the root. It must not be
1940
present in the current inventory or an error will occur. It must
1941
not be None, but rather a valid file id.
1943
inv = self._inventory
1944
orig_root_id = inv.root.file_id
1945
# TODO: it might be nice to exit early if there was nothing
1946
# to do, saving us from trigger a sync on unlock.
1947
self._inventory_is_modified = True
1948
# we preserve the root inventory entry object, but
1949
# unlinkit from the byid index
1950
del inv._byid[inv.root.file_id]
1951
inv.root.file_id = file_id
1952
# and link it into the index with the new changed id.
1953
inv._byid[inv.root.file_id] = inv.root
1954
# and finally update all children to reference the new id.
1955
# XXX: this should be safe to just look at the root.children
1956
# list, not the WHOLE INVENTORY.
1959
if entry.parent_id == orig_root_id:
1960
entry.parent_id = inv.root.file_id
1963
"""See Branch.unlock.
1965
WorkingTree locking just uses the Branch locking facilities.
1966
This is current because all working trees have an embedded branch
1967
within them. IF in the future, we were to make branch data shareable
1968
between multiple working trees, i.e. via shared storage, then we
1969
would probably want to lock both the local tree, and the branch.
1971
raise NotImplementedError(self.unlock)
1973
def update(self, change_reporter=None):
1974
"""Update a working tree along its branch.
1976
This will update the branch if its bound too, which means we have
1977
multiple trees involved:
1979
- The new basis tree of the master.
1980
- The old basis tree of the branch.
1981
- The old basis tree of the working tree.
1982
- The current working tree state.
1984
Pathologically, all three may be different, and non-ancestors of each
1985
other. Conceptually we want to:
1987
- Preserve the wt.basis->wt.state changes
1988
- Transform the wt.basis to the new master basis.
1989
- Apply a merge of the old branch basis to get any 'local' changes from
1991
- Restore the wt.basis->wt.state changes.
1993
There isn't a single operation at the moment to do that, so we:
1994
- Merge current state -> basis tree of the master w.r.t. the old tree
1996
- Do a 'normal' merge of the old branch basis if it is relevant.
1998
if self.branch.get_master_branch() is not None:
2000
update_branch = True
2002
self.lock_tree_write()
2003
update_branch = False
2006
old_tip = self.branch.update()
2009
return self._update_tree(old_tip, change_reporter)
2013
@needs_tree_write_lock
2014
def _update_tree(self, old_tip=None, change_reporter=None):
2015
"""Update a tree to the master branch.
2017
:param old_tip: if supplied, the previous tip revision the branch,
2018
before it was changed to the master branch's tip.
2020
# here if old_tip is not None, it is the old tip of the branch before
2021
# it was updated from the master branch. This should become a pending
2022
# merge in the working tree to preserve the user existing work. we
2023
# cant set that until we update the working trees last revision to be
2024
# one from the new branch, because it will just get absorbed by the
2025
# parent de-duplication logic.
2027
# We MUST save it even if an error occurs, because otherwise the users
2028
# local work is unreferenced and will appear to have been lost.
2032
last_rev = self.get_parent_ids()[0]
2035
if last_rev != self.branch.last_revision():
2036
# merge tree state up to new branch tip.
2037
basis = self.basis_tree()
2040
to_tree = self.branch.basis_tree()
2041
if basis.inventory.root is None:
2042
self.set_root_id(to_tree.inventory.root.file_id)
2044
result += merge.merge_inner(
2049
change_reporter=change_reporter)
2052
# TODO - dedup parents list with things merged by pull ?
2053
# reuse the tree we've updated to to set the basis:
2054
parent_trees = [(self.branch.last_revision(), to_tree)]
2055
merges = self.get_parent_ids()[1:]
2056
# Ideally we ask the tree for the trees here, that way the working
2057
# tree can decide whether to give us teh entire tree or give us a
2058
# lazy initialised tree. dirstate for instance will have the trees
2059
# in ram already, whereas a last-revision + basis-inventory tree
2060
# will not, but also does not need them when setting parents.
2061
for parent in merges:
2062
parent_trees.append(
2063
(parent, self.branch.repository.revision_tree(parent)))
2064
if old_tip is not None:
2065
parent_trees.append(
2066
(old_tip, self.branch.repository.revision_tree(old_tip)))
2067
self.set_parent_trees(parent_trees)
2068
last_rev = parent_trees[0][0]
2070
# the working tree had the same last-revision as the master
2071
# branch did. We may still have pivot local work from the local
2072
# branch into old_tip:
2073
if old_tip is not None:
2074
self.add_parent_tree_id(old_tip)
2075
if old_tip and old_tip != last_rev:
2076
# our last revision was not the prior branch last revision
2077
# and we have converted that last revision to a pending merge.
2078
# base is somewhere between the branch tip now
2079
# and the now pending merge
2081
# Since we just modified the working tree and inventory, flush out
2082
# the current state, before we modify it again.
2083
# TODO: jam 20070214 WorkingTree3 doesn't require this, dirstate
2084
# requires it only because TreeTransform directly munges the
2085
# inventory and calls tree._write_inventory(). Ultimately we
2086
# should be able to remove this extra flush.
2088
graph = self.branch.repository.get_graph()
2089
base_rev_id = graph.find_unique_lca(self.branch.last_revision(),
2091
base_tree = self.branch.repository.revision_tree(base_rev_id)
2092
other_tree = self.branch.repository.revision_tree(old_tip)
2093
result += merge.merge_inner(
2098
change_reporter=change_reporter)
2101
def _write_hashcache_if_dirty(self):
2102
"""Write out the hashcache if it is dirty."""
2103
if self._hashcache.needs_write:
2105
self._hashcache.write()
2107
if e.errno not in (errno.EPERM, errno.EACCES):
2109
# TODO: jam 20061219 Should this be a warning? A single line
2110
# warning might be sufficient to let the user know what
2112
mutter('Could not write hashcache for %s\nError: %s',
2113
self._hashcache.cache_file_name(), e)
2115
@needs_tree_write_lock
2116
def _write_inventory(self, inv):
2117
"""Write inventory as the current inventory."""
2118
self._set_inventory(inv, dirty=True)
2121
def set_conflicts(self, arg):
2122
raise errors.UnsupportedOperation(self.set_conflicts, self)
2124
def add_conflicts(self, arg):
2125
raise errors.UnsupportedOperation(self.add_conflicts, self)
2128
def conflicts(self):
2129
conflicts = _mod_conflicts.ConflictList()
2130
for conflicted in self._iter_conflicts():
2133
if file_kind(self.abspath(conflicted)) != "file":
2135
except errors.NoSuchFile:
2138
for suffix in ('.THIS', '.OTHER'):
2140
kind = file_kind(self.abspath(conflicted+suffix))
2143
except errors.NoSuchFile:
2147
ctype = {True: 'text conflict', False: 'contents conflict'}[text]
2148
conflicts.append(_mod_conflicts.Conflict.factory(ctype,
2150
file_id=self.path2id(conflicted)))
2153
def walkdirs(self, prefix=""):
2154
"""Walk the directories of this tree.
2156
returns a generator which yields items in the form:
2157
((curren_directory_path, fileid),
2158
[(file1_path, file1_name, file1_kind, (lstat), file1_id,
2161
This API returns a generator, which is only valid during the current
2162
tree transaction - within a single lock_read or lock_write duration.
2164
If the tree is not locked, it may cause an error to be raised,
2165
depending on the tree implementation.
2167
disk_top = self.abspath(prefix)
2168
if disk_top.endswith('/'):
2169
disk_top = disk_top[:-1]
2170
top_strip_len = len(disk_top) + 1
2171
inventory_iterator = self._walkdirs(prefix)
2172
disk_iterator = osutils.walkdirs(disk_top, prefix)
2174
current_disk = disk_iterator.next()
2175
disk_finished = False
2177
if not (e.errno == errno.ENOENT or
2178
(sys.platform == 'win32' and e.errno == ERROR_PATH_NOT_FOUND)):
2181
disk_finished = True
2183
current_inv = inventory_iterator.next()
2184
inv_finished = False
2185
except StopIteration:
2188
while not inv_finished or not disk_finished:
2189
if not disk_finished:
2190
# strip out .bzr dirs
2191
if current_disk[0][1][top_strip_len:] == '':
2192
# osutils.walkdirs can be made nicer -
2193
# yield the path-from-prefix rather than the pathjoined
2195
bzrdir_loc = bisect_left(current_disk[1], ('.bzr', '.bzr'))
2196
if current_disk[1][bzrdir_loc][0] == '.bzr':
2197
# we dont yield the contents of, or, .bzr itself.
2198
del current_disk[1][bzrdir_loc]
2200
# everything is unknown
2203
# everything is missing
2206
direction = cmp(current_inv[0][0], current_disk[0][0])
2208
# disk is before inventory - unknown
2209
dirblock = [(relpath, basename, kind, stat, None, None) for
2210
relpath, basename, kind, stat, top_path in current_disk[1]]
2211
yield (current_disk[0][0], None), dirblock
2213
current_disk = disk_iterator.next()
2214
except StopIteration:
2215
disk_finished = True
2217
# inventory is before disk - missing.
2218
dirblock = [(relpath, basename, 'unknown', None, fileid, kind)
2219
for relpath, basename, dkind, stat, fileid, kind in
2221
yield (current_inv[0][0], current_inv[0][1]), dirblock
2223
current_inv = inventory_iterator.next()
2224
except StopIteration:
2227
# versioned present directory
2228
# merge the inventory and disk data together
2230
for relpath, subiterator in itertools.groupby(sorted(
2231
current_inv[1] + current_disk[1], key=operator.itemgetter(0)), operator.itemgetter(1)):
2232
path_elements = list(subiterator)
2233
if len(path_elements) == 2:
2234
inv_row, disk_row = path_elements
2235
# versioned, present file
2236
dirblock.append((inv_row[0],
2237
inv_row[1], disk_row[2],
2238
disk_row[3], inv_row[4],
2240
elif len(path_elements[0]) == 5:
2242
dirblock.append((path_elements[0][0],
2243
path_elements[0][1], path_elements[0][2],
2244
path_elements[0][3], None, None))
2245
elif len(path_elements[0]) == 6:
2246
# versioned, absent file.
2247
dirblock.append((path_elements[0][0],
2248
path_elements[0][1], 'unknown', None,
2249
path_elements[0][4], path_elements[0][5]))
2251
raise NotImplementedError('unreachable code')
2252
yield current_inv[0], dirblock
2254
current_inv = inventory_iterator.next()
2255
except StopIteration:
2258
current_disk = disk_iterator.next()
2259
except StopIteration:
2260
disk_finished = True
2262
def _walkdirs(self, prefix=""):
2263
"""Walk the directories of this tree.
2265
:prefix: is used as the directrory to start with.
2266
returns a generator which yields items in the form:
2267
((curren_directory_path, fileid),
2268
[(file1_path, file1_name, file1_kind, None, file1_id,
2271
_directory = 'directory'
2272
# get the root in the inventory
2273
inv = self.inventory
2274
top_id = inv.path2id(prefix)
2278
pending = [(prefix, '', _directory, None, top_id, None)]
2281
currentdir = pending.pop()
2282
# 0 - relpath, 1- basename, 2- kind, 3- stat, 4-id, 5-kind
2283
top_id = currentdir[4]
2285
relroot = currentdir[0] + '/'
2288
# FIXME: stash the node in pending
2290
for name, child in entry.sorted_children():
2291
dirblock.append((relroot + name, name, child.kind, None,
2292
child.file_id, child.kind
2294
yield (currentdir[0], entry.file_id), dirblock
2295
# push the user specified dirs from dirblock
2296
for dir in reversed(dirblock):
2297
if dir[2] == _directory:
2300
@needs_tree_write_lock
2301
def auto_resolve(self):
2302
"""Automatically resolve text conflicts according to contents.
2304
Only text conflicts are auto_resolvable. Files with no conflict markers
2305
are considered 'resolved', because bzr always puts conflict markers
2306
into files that have text conflicts. The corresponding .THIS .BASE and
2307
.OTHER files are deleted, as per 'resolve'.
2308
:return: a tuple of ConflictLists: (un_resolved, resolved).
2310
un_resolved = _mod_conflicts.ConflictList()
2311
resolved = _mod_conflicts.ConflictList()
2312
conflict_re = re.compile('^(<{7}|={7}|>{7})')
2313
for conflict in self.conflicts():
2314
if (conflict.typestring != 'text conflict' or
2315
self.kind(conflict.file_id) != 'file'):
2316
un_resolved.append(conflict)
2318
my_file = open(self.id2abspath(conflict.file_id), 'rb')
2320
for line in my_file:
2321
if conflict_re.search(line):
2322
un_resolved.append(conflict)
252
# TODO: Use '**' to match directories, and other extended
253
# globbing stuff from cvs/rsync.
255
# XXX: fnmatch is actually not quite what we want: it's only
256
# approximately the same as real Unix fnmatch, and doesn't
257
# treat dotfiles correctly and allows * to match /.
258
# Eventually it should be replaced with something more
262
from osutils import splitpath
264
for pat in self.get_ignore_list():
265
if '/' in pat or '\\' in pat:
267
# as a special case, you can put ./ at the start of a
268
# pattern; this is good to match in the top-level
271
if (pat[:2] == './') or (pat[:2] == '.\\'):
2325
resolved.append(conflict)
2328
resolved.remove_files(self)
2329
self.set_conflicts(un_resolved)
2330
return un_resolved, resolved
2332
def _validate(self):
2333
"""Validate internal structures.
2335
This is meant mostly for the test suite. To give it a chance to detect
2336
corruption after actions have occurred. The default implementation is a
2339
:return: None. An exception should be raised if there is an error.
2344
class WorkingTree2(WorkingTree):
2345
"""This is the Format 2 working tree.
2347
This was the first weave based working tree.
2348
- uses os locks for locking.
2349
- uses the branch last-revision.
2352
def __init__(self, *args, **kwargs):
2353
super(WorkingTree2, self).__init__(*args, **kwargs)
2354
# WorkingTree2 has more of a constraint that self._inventory must
2355
# exist. Because this is an older format, we don't mind the overhead
2356
# caused by the extra computation here.
2358
# Newer WorkingTree's should only have self._inventory set when they
2360
if self._inventory is None:
2361
self.read_working_inventory()
2363
def lock_tree_write(self):
2364
"""See WorkingTree.lock_tree_write().
2366
In Format2 WorkingTrees we have a single lock for the branch and tree
2367
so lock_tree_write() degrades to lock_write().
2369
self.branch.lock_write()
2371
return self._control_files.lock_write()
2373
self.branch.unlock()
2377
# we share control files:
2378
if self._control_files._lock_count == 3:
2379
# _inventory_is_modified is always False during a read lock.
2380
if self._inventory_is_modified:
2382
self._write_hashcache_if_dirty()
2384
# reverse order of locking.
2386
return self._control_files.unlock()
2388
self.branch.unlock()
2391
class WorkingTree3(WorkingTree):
2392
"""This is the Format 3 working tree.
2394
This differs from the base WorkingTree by:
2395
- having its own file lock
2396
- having its own last-revision property.
2398
This is new in bzr 0.8
2402
def _last_revision(self):
2403
"""See Mutable.last_revision."""
2405
return osutils.safe_revision_id(
2406
self._control_files.get('last-revision').read())
2407
except errors.NoSuchFile:
275
if fnmatch.fnmatchcase(filename, newpat):
278
if fnmatch.fnmatchcase(splitpath(filename)[-1], pat):
2410
def _change_last_revision(self, revision_id):
2411
"""See WorkingTree._change_last_revision."""
2412
if revision_id is None or revision_id == NULL_REVISION:
2414
self._control_files._transport.delete('last-revision')
2415
except errors.NoSuchFile:
2419
self._control_files.put_bytes('last-revision', revision_id)
2422
@needs_tree_write_lock
2423
def set_conflicts(self, conflicts):
2424
self._put_rio('conflicts', conflicts.to_stanzas(),
2427
@needs_tree_write_lock
2428
def add_conflicts(self, new_conflicts):
2429
conflict_set = set(self.conflicts())
2430
conflict_set.update(set(list(new_conflicts)))
2431
self.set_conflicts(_mod_conflicts.ConflictList(sorted(conflict_set,
2432
key=_mod_conflicts.Conflict.sort_key)))
2435
def conflicts(self):
2437
confile = self._control_files.get('conflicts')
2438
except errors.NoSuchFile:
2439
return _mod_conflicts.ConflictList()
2441
if confile.next() != CONFLICT_HEADER_1 + '\n':
2442
raise errors.ConflictFormatError()
2443
except StopIteration:
2444
raise errors.ConflictFormatError()
2445
return _mod_conflicts.ConflictList.from_stanzas(RioReader(confile))
2448
if self._control_files._lock_count == 1:
2449
# _inventory_is_modified is always False during a read lock.
2450
if self._inventory_is_modified:
2452
self._write_hashcache_if_dirty()
2453
# reverse order of locking.
2455
return self._control_files.unlock()
2457
self.branch.unlock()
2460
def get_conflicted_stem(path):
2461
for suffix in _mod_conflicts.CONFLICT_SUFFIXES:
2462
if path.endswith(suffix):
2463
return path[:-len(suffix)]
2466
@deprecated_function(zero_eight)
2467
def is_control_file(filename):
2468
"""See WorkingTree.is_control_filename(filename)."""
2469
## FIXME: better check
2470
filename = normpath(filename)
2471
while filename != '':
2472
head, tail = os.path.split(filename)
2473
## mutter('check %r for control file' % ((head, tail),))
2476
if filename == head:
2482
class WorkingTreeFormat(object):
2483
"""An encapsulation of the initialization and open routines for a format.
2485
Formats provide three things:
2486
* An initialization routine,
2490
Formats are placed in an dict by their format string for reference
2491
during workingtree opening. Its not required that these be instances, they
2492
can be classes themselves with class methods - it simply depends on
2493
whether state is needed for a given format or not.
2495
Once a format is deprecated, just deprecate the initialize and open
2496
methods on the format class. Do not deprecate the object, as the
2497
object will be created every time regardless.
2500
_default_format = None
2501
"""The default format used for new trees."""
2504
"""The known formats."""
2506
requires_rich_root = False
2508
upgrade_recommended = False
2511
def find_format(klass, a_bzrdir):
2512
"""Return the format for the working tree object in a_bzrdir."""
2514
transport = a_bzrdir.get_workingtree_transport(None)
2515
format_string = transport.get("format").read()
2516
return klass._formats[format_string]
2517
except errors.NoSuchFile:
2518
raise errors.NoWorkingTree(base=transport.base)
2520
raise errors.UnknownFormatError(format=format_string)
2522
def __eq__(self, other):
2523
return self.__class__ is other.__class__
2525
def __ne__(self, other):
2526
return not (self == other)
2529
def get_default_format(klass):
2530
"""Return the current default format."""
2531
return klass._default_format
2533
def get_format_string(self):
2534
"""Return the ASCII format string that identifies this format."""
2535
raise NotImplementedError(self.get_format_string)
2537
def get_format_description(self):
2538
"""Return the short description for this format."""
2539
raise NotImplementedError(self.get_format_description)
2541
def is_supported(self):
2542
"""Is this format supported?
2544
Supported formats can be initialized and opened.
2545
Unsupported formats may not support initialization or committing or
2546
some other features depending on the reason for not being supported.
2551
def register_format(klass, format):
2552
klass._formats[format.get_format_string()] = format
2555
def set_default_format(klass, format):
2556
klass._default_format = format
2559
def unregister_format(klass, format):
2560
assert klass._formats[format.get_format_string()] is format
2561
del klass._formats[format.get_format_string()]
2564
class WorkingTreeFormat2(WorkingTreeFormat):
2565
"""The second working tree format.
2567
This format modified the hash cache from the format 1 hash cache.
2570
upgrade_recommended = True
2572
def get_format_description(self):
2573
"""See WorkingTreeFormat.get_format_description()."""
2574
return "Working tree format 2"
2576
def stub_initialize_remote(self, control_files):
2577
"""As a special workaround create critical control files for a remote working tree
2579
This ensures that it can later be updated and dealt with locally,
2580
since BzrDirFormat6 and BzrDirFormat5 cannot represent dirs with
2581
no working tree. (See bug #43064).
2585
xml5.serializer_v5.write_inventory(inv, sio)
2587
control_files.put('inventory', sio)
2589
control_files.put_bytes('pending-merges', '')
2592
def initialize(self, a_bzrdir, revision_id=None):
2593
"""See WorkingTreeFormat.initialize()."""
2594
if not isinstance(a_bzrdir.transport, LocalTransport):
2595
raise errors.NotLocalUrl(a_bzrdir.transport.base)
2596
branch = a_bzrdir.open_branch()
2597
if revision_id is not None:
2598
revision_id = osutils.safe_revision_id(revision_id)
2601
revision_history = branch.revision_history()
2603
position = revision_history.index(revision_id)
2605
raise errors.NoSuchRevision(branch, revision_id)
2606
branch.set_revision_history(revision_history[:position + 1])
2609
revision = branch.last_revision()
2611
wt = WorkingTree2(a_bzrdir.root_transport.local_abspath('.'),
2617
basis_tree = branch.repository.revision_tree(revision)
2618
if basis_tree.inventory.root is not None:
2619
wt.set_root_id(basis_tree.inventory.root.file_id)
2620
# set the parent list and cache the basis tree.
2621
wt.set_parent_trees([(revision, basis_tree)])
2622
transform.build_tree(basis_tree, wt)
2626
super(WorkingTreeFormat2, self).__init__()
2627
self._matchingbzrdir = bzrdir.BzrDirFormat6()
2629
def open(self, a_bzrdir, _found=False):
2630
"""Return the WorkingTree object for a_bzrdir
2632
_found is a private parameter, do not use it. It is used to indicate
2633
if format probing has already been done.
2636
# we are being called directly and must probe.
2637
raise NotImplementedError
2638
if not isinstance(a_bzrdir.transport, LocalTransport):
2639
raise errors.NotLocalUrl(a_bzrdir.transport.base)
2640
wt = WorkingTree2(a_bzrdir.root_transport.local_abspath('.'),
2646
class WorkingTreeFormat3(WorkingTreeFormat):
2647
"""The second working tree format updated to record a format marker.
2650
- exists within a metadir controlling .bzr
2651
- includes an explicit version marker for the workingtree control
2652
files, separate from the BzrDir format
2653
- modifies the hash cache format
2655
- uses a LockDir to guard access for writes.
2658
upgrade_recommended = True
2660
def get_format_string(self):
2661
"""See WorkingTreeFormat.get_format_string()."""
2662
return "Bazaar-NG Working Tree format 3"
2664
def get_format_description(self):
2665
"""See WorkingTreeFormat.get_format_description()."""
2666
return "Working tree format 3"
2668
_lock_file_name = 'lock'
2669
_lock_class = LockDir
2671
_tree_class = WorkingTree3
2673
def __get_matchingbzrdir(self):
2674
return bzrdir.BzrDirMetaFormat1()
2676
_matchingbzrdir = property(__get_matchingbzrdir)
2678
def _open_control_files(self, a_bzrdir):
2679
transport = a_bzrdir.get_workingtree_transport(None)
2680
return LockableFiles(transport, self._lock_file_name,
2683
def initialize(self, a_bzrdir, revision_id=None):
2684
"""See WorkingTreeFormat.initialize().
2686
revision_id allows creating a working tree at a different
2687
revision than the branch is at.
2689
if not isinstance(a_bzrdir.transport, LocalTransport):
2690
raise errors.NotLocalUrl(a_bzrdir.transport.base)
2691
transport = a_bzrdir.get_workingtree_transport(self)
2692
control_files = self._open_control_files(a_bzrdir)
2693
control_files.create_lock()
2694
control_files.lock_write()
2695
control_files.put_utf8('format', self.get_format_string())
2696
branch = a_bzrdir.open_branch()
2697
if revision_id is None:
2698
revision_id = branch.last_revision()
2700
revision_id = osutils.safe_revision_id(revision_id)
2701
# WorkingTree3 can handle an inventory which has a unique root id.
2702
# as of bzr 0.12. However, bzr 0.11 and earlier fail to handle
2703
# those trees. And because there isn't a format bump inbetween, we
2704
# are maintaining compatibility with older clients.
2705
# inv = Inventory(root_id=gen_root_id())
2706
inv = self._initial_inventory()
2707
wt = self._tree_class(a_bzrdir.root_transport.local_abspath('.'),
2713
_control_files=control_files)
2714
wt.lock_tree_write()
2716
basis_tree = branch.repository.revision_tree(revision_id)
2717
# only set an explicit root id if there is one to set.
2718
if basis_tree.inventory.root is not None:
2719
wt.set_root_id(basis_tree.inventory.root.file_id)
2720
if revision_id == NULL_REVISION:
2721
wt.set_parent_trees([])
2723
wt.set_parent_trees([(revision_id, basis_tree)])
2724
transform.build_tree(basis_tree, wt)
2726
# Unlock in this order so that the unlock-triggers-flush in
2727
# WorkingTree is given a chance to fire.
2728
control_files.unlock()
2732
def _initial_inventory(self):
2736
super(WorkingTreeFormat3, self).__init__()
2738
def open(self, a_bzrdir, _found=False):
2739
"""Return the WorkingTree object for a_bzrdir
2741
_found is a private parameter, do not use it. It is used to indicate
2742
if format probing has already been done.
2745
# we are being called directly and must probe.
2746
raise NotImplementedError
2747
if not isinstance(a_bzrdir.transport, LocalTransport):
2748
raise errors.NotLocalUrl(a_bzrdir.transport.base)
2749
wt = self._open(a_bzrdir, self._open_control_files(a_bzrdir))
2752
def _open(self, a_bzrdir, control_files):
2753
"""Open the tree itself.
2755
:param a_bzrdir: the dir for the tree.
2756
:param control_files: the control files for the tree.
2758
return self._tree_class(a_bzrdir.root_transport.local_abspath('.'),
2762
_control_files=control_files)
2765
return self.get_format_string()
2768
__default_format = WorkingTreeFormat4()
2769
WorkingTreeFormat.register_format(__default_format)
2770
WorkingTreeFormat.register_format(WorkingTreeFormat3())
2771
WorkingTreeFormat.set_default_format(__default_format)
2772
# formats which have no format string are not discoverable
2773
# and not independently creatable, so are not registered.
2774
_legacy_formats = [WorkingTreeFormat2(),
added
removed
bzrlib/workingtree.py
