29
29
WorkingTree.open(dir).
32
MERGE_MODIFIED_HEADER_1 = "BZR merge-modified list format 1"
33
CONFLICT_HEADER_1 = "BZR conflict list format 1"
35
# TODO: Give the workingtree sole responsibility for the working inventory;
36
# remove the variable and references to it from the branch. This may require
37
# updating the commit code so as to update the inventory within the working
38
# copy, and making sure there's only one WorkingTree for any directory on disk.
39
# At the moment they may alias the inventory and have old copies of it in
40
# memory. (Now done? -- mbp 20060309)
42
from binascii import hexlify
44
from copy import deepcopy
33
45
from cStringIO import StringIO
37
from bzrlib.lazy_import import lazy_import
38
lazy_import(globals(), """
39
from bisect import bisect_left
51
conflicts as _mod_conflicts,
60
revision as _mod_revision,
55
from bzrlib import bzrdir, errors, ignores, osutils, urlutils
56
from bzrlib.atomicfile import AtomicFile
69
57
import bzrlib.branch
70
from bzrlib.transport import get_transport
71
from bzrlib.workingtree_4 import (
78
from bzrlib import symbol_versioning
58
from bzrlib.conflicts import Conflict, ConflictList, CONFLICT_SUFFIXES
79
59
from bzrlib.decorators import needs_read_lock, needs_write_lock
80
from bzrlib.lock import LogicalLockResult
81
from bzrlib.lockable_files import LockableFiles
60
from bzrlib.errors import (BzrCheckError,
63
WeaveRevisionNotPresent,
67
MergeModifiedFormatError,
70
from bzrlib.inventory import InventoryEntry, Inventory
71
from bzrlib.lockable_files import LockableFiles, TransportLock
82
72
from bzrlib.lockdir import LockDir
73
from bzrlib.merge import merge_inner, transform_tree
83
74
import bzrlib.mutabletree
84
75
from bzrlib.mutabletree import needs_tree_write_lock
85
from bzrlib import osutils
86
76
from bzrlib.osutils import (
96
from bzrlib.filters import filtered_input_file
93
from bzrlib.progress import DummyProgress, ProgressPhase
94
from bzrlib.revision import NULL_REVISION
95
import bzrlib.revisiontree
96
from bzrlib.rio import RioReader, rio_file, Stanza
97
from bzrlib.symbol_versioning import (deprecated_passed,
100
DEPRECATED_PARAMETER,
97
104
from bzrlib.trace import mutter, note
105
from bzrlib.transform import build_tree
106
from bzrlib.transport import get_transport
98
107
from bzrlib.transport.local import LocalTransport
99
from bzrlib.revision import CURRENT_REVISION
100
from bzrlib.rio import RioReader, rio_file, Stanza
101
from bzrlib.symbol_versioning import (
103
DEPRECATED_PARAMETER,
107
MERGE_MODIFIED_HEADER_1 = "BZR merge-modified list format 1"
108
# TODO: Modifying the conflict objects or their type is currently nearly
109
# impossible as there is no clear relationship between the working tree format
110
# and the conflict list file format.
111
CONFLICT_HEADER_1 = "BZR conflict list format 1"
113
ERROR_PATH_NOT_FOUND = 3 # WindowsError errno code, equivalent to ENOENT
108
from bzrlib.textui import show_status
113
# the regex removes any weird characters; we don't escape them
114
# but rather just pull them out
115
_gen_file_id_re = re.compile(r'[^\w.]')
116
_gen_id_suffix = None
120
def _next_id_suffix():
121
"""Create a new file id suffix that is reasonably unique.
123
On the first call we combine the current time with 64 bits of randomness
124
to give a highly probably globally unique number. Then each call in the same
125
process adds 1 to a serial number we append to that unique value.
127
# XXX TODO: change bzrlib.add.smart_add to call workingtree.add() rather
128
# than having to move the id randomness out of the inner loop like this.
129
# XXX TODO: for the global randomness this uses we should add the thread-id
130
# before the serial #.
131
global _gen_id_suffix, _gen_id_serial
132
if _gen_id_suffix is None:
133
_gen_id_suffix = "-%s-%s-" % (compact_date(time()), rand_chars(16))
135
return _gen_id_suffix + str(_gen_id_serial)
138
def gen_file_id(name):
139
"""Return new file id for the basename 'name'.
141
The uniqueness is supplied from _next_id_suffix.
143
# The real randomness is in the _next_id_suffix, the
144
# rest of the identifier is just to be nice.
146
# 1) Remove non-ascii word characters to keep the ids portable
147
# 2) squash to lowercase, so the file id doesn't have to
148
# be escaped (case insensitive filesystems would bork for ids
149
# that only differred in case without escaping).
150
# 3) truncate the filename to 20 chars. Long filenames also bork on some
152
# 4) Removing starting '.' characters to prevent the file ids from
153
# being considered hidden.
154
ascii_word_only = _gen_file_id_re.sub('', name.lower())
155
short_no_dots = ascii_word_only.lstrip('.')[:20]
156
return short_no_dots + _next_id_suffix()
160
"""Return a new tree-root file id."""
161
return gen_file_id('TREE_ROOT')
116
164
class TreeEntry(object):
117
165
"""An entry that implements the minimum interface used by commands.
119
This needs further inspection, it may be better to have
167
This needs further inspection, it may be better to have
120
168
InventoryEntries without ids - though that seems wrong. For now,
121
169
this is a parallel hierarchy to InventoryEntry, and needs to become
122
170
one of several things: decorates to that hierarchy, children of, or
412
395
# no parents, return an empty revision tree.
413
396
# in the future this should return the tree for
414
397
# 'empty:' - the implicit root empty tree.
415
return self.branch.repository.revision_tree(
416
_mod_revision.NULL_REVISION)
418
return self.revision_tree(revision_id)
419
except errors.NoSuchRevision:
398
return self.branch.repository.revision_tree(None)
401
xml = self.read_basis_inventory()
402
inv = bzrlib.xml6.serializer_v6.read_inventory_from_string(xml)
403
if inv is not None and inv.revision_id == revision_id:
404
return bzrlib.tree.RevisionTree(self.branch.repository,
406
except (NoSuchFile, errors.BadInventoryFormat):
421
408
# No cached copy available, retrieve from the repository.
422
409
# FIXME? RBC 20060403 should we cache the inventory locally
423
410
# at this point ?
425
412
return self.branch.repository.revision_tree(revision_id)
426
except (errors.RevisionNotPresent, errors.NoSuchRevision):
413
except errors.RevisionNotPresent:
427
414
# the basis tree *may* be a ghost or a low level error may have
428
# occurred. If the revision is present, its a problem, if its not
415
# occured. If the revision is present, its a problem, if its not
430
417
if self.branch.repository.has_revision(revision_id):
432
419
# the basis tree is a ghost so return an empty tree.
433
return self.branch.repository.revision_tree(
434
_mod_revision.NULL_REVISION)
437
self._flush_ignore_list_cache()
420
return self.branch.repository.revision_tree(None)
423
@deprecated_method(zero_eight)
424
def create(branch, directory):
425
"""Create a workingtree for branch at directory.
427
If existing_directory already exists it must have a .bzr directory.
428
If it does not exist, it will be created.
430
This returns a new WorkingTree object for the new checkout.
432
TODO FIXME RBC 20060124 when we have checkout formats in place this
433
should accept an optional revisionid to checkout [and reject this if
434
checking out into the same dir as a pre-checkout-aware branch format.]
436
XXX: When BzrDir is present, these should be created through that
439
warnings.warn('delete WorkingTree.create', stacklevel=3)
440
transport = get_transport(directory)
441
if branch.bzrdir.root_transport.base == transport.base:
443
return branch.bzrdir.create_workingtree()
444
# different directory,
445
# create a branch reference
446
# and now a working tree.
447
raise NotImplementedError
450
@deprecated_method(zero_eight)
451
def create_standalone(directory):
452
"""Create a checkout and a branch and a repo at directory.
454
Directory must exist and be empty.
456
please use BzrDir.create_standalone_workingtree
458
return bzrdir.BzrDir.create_standalone_workingtree(directory)
439
460
def relpath(self, path):
440
461
"""Return the local path portion from a given path.
442
The path may be absolute or relative. If its a relative path it is
463
The path may be absolute or relative. If its a relative path it is
443
464
interpreted relative to the python current working directory.
445
return osutils.relpath(self.basedir, path)
466
return relpath(self.basedir, path)
447
468
def has_filename(self, filename):
448
469
return osutils.lexists(self.abspath(filename))
450
def get_file(self, file_id, path=None, filtered=True):
451
return self.get_file_with_stat(file_id, path, filtered=filtered)[0]
453
def get_file_with_stat(self, file_id, path=None, filtered=True,
455
"""See Tree.get_file_with_stat."""
457
path = self.id2path(file_id)
458
file_obj = self.get_file_byname(path, filtered=False)
459
stat_value = _fstat(file_obj.fileno())
460
if filtered and self.supports_content_filtering():
461
filters = self._content_filter_stack(path)
462
file_obj = filtered_input_file(file_obj, filters)
463
return (file_obj, stat_value)
465
def get_file_text(self, file_id, path=None, filtered=True):
466
my_file = self.get_file(file_id, path=path, filtered=filtered)
468
return my_file.read()
472
def get_file_byname(self, filename, filtered=True):
473
path = self.abspath(filename)
475
if filtered and self.supports_content_filtering():
476
filters = self._content_filter_stack(filename)
477
return filtered_input_file(f, filters)
481
def get_file_lines(self, file_id, path=None, filtered=True):
482
"""See Tree.get_file_lines()"""
483
file = self.get_file(file_id, path, filtered=filtered)
485
return file.readlines()
490
def annotate_iter(self, file_id, default_revision=CURRENT_REVISION):
491
"""See Tree.annotate_iter
493
This implementation will use the basis tree implementation if possible.
494
Lines not in the basis are attributed to CURRENT_REVISION
496
If there are pending merges, lines added by those merges will be
497
incorrectly attributed to CURRENT_REVISION (but after committing, the
498
attribution will be correct).
500
maybe_file_parent_keys = []
501
for parent_id in self.get_parent_ids():
503
parent_tree = self.revision_tree(parent_id)
504
except errors.NoSuchRevisionInTree:
505
parent_tree = self.branch.repository.revision_tree(parent_id)
506
parent_tree.lock_read()
508
if file_id not in parent_tree:
510
ie = parent_tree.inventory[file_id]
511
if ie.kind != 'file':
512
# Note: this is slightly unnecessary, because symlinks and
513
# directories have a "text" which is the empty text, and we
514
# know that won't mess up annotations. But it seems cleaner
516
parent_text_key = (file_id, ie.revision)
517
if parent_text_key not in maybe_file_parent_keys:
518
maybe_file_parent_keys.append(parent_text_key)
521
graph = _mod_graph.Graph(self.branch.repository.texts)
522
heads = graph.heads(maybe_file_parent_keys)
523
file_parent_keys = []
524
for key in maybe_file_parent_keys:
526
file_parent_keys.append(key)
528
# Now we have the parents of this content
529
annotator = self.branch.repository.texts.get_annotator()
530
text = self.get_file_text(file_id)
531
this_key =(file_id, default_revision)
532
annotator.add_special_text(this_key, file_parent_keys, text)
533
annotations = [(key[-1], line)
534
for key, line in annotator.annotate_flat(this_key)]
537
def _get_ancestors(self, default_revision):
538
ancestors = set([default_revision])
539
for parent_id in self.get_parent_ids():
540
ancestors.update(self.branch.repository.get_ancestry(
541
parent_id, topo_sorted=False))
471
def get_file(self, file_id):
472
return self.get_file_byname(self.id2path(file_id))
474
def get_file_text(self, file_id):
475
return self.get_file(file_id).read()
477
def get_file_byname(self, filename):
478
return file(self.abspath(filename), 'rb')
544
480
def get_parent_ids(self):
545
481
"""See Tree.get_parent_ids.
547
483
This implementation reads the pending merges list and last_revision
548
484
value and uses that to decide what the parents list should be.
550
last_rev = _mod_revision.ensure_null(self._last_revision())
551
if _mod_revision.NULL_REVISION == last_rev:
486
last_rev = self._last_revision()
554
490
parents = [last_rev]
556
merges_bytes = self._transport.get_bytes('pending-merges')
557
except errors.NoSuchFile:
492
merges_file = self._control_files.get_utf8('pending-merges')
560
for l in osutils.split_lines(merges_bytes):
561
revision_id = l.rstrip('\n')
562
parents.append(revision_id)
496
for l in merges_file.readlines():
497
parents.append(l.rstrip('\n'))
566
500
def get_root_id(self):
567
501
"""Return the id of this trees root"""
568
return self._inventory.root.file_id
502
inv = self.read_working_inventory()
503
return inv.root.file_id
570
505
def _get_store_filename(self, file_id):
571
506
## XXX: badly named; this is not in the store at all
572
507
return self.abspath(self.id2path(file_id))
575
def clone(self, to_bzrdir, revision_id=None):
510
def clone(self, to_bzrdir, revision_id=None, basis=None):
576
511
"""Duplicate this working tree into to_bzr, including all state.
578
513
Specifically modified files are kept as modified, but
579
514
ignored and unknown files are discarded.
581
516
If you want to make a new line of development, see bzrdir.sprout()
584
If not None, the cloned tree will have its last revision set to
585
revision, and difference between the source trees last revision
519
If not None, the cloned tree will have its last revision set to
520
revision, and and difference between the source trees last revision
586
521
and this one merged in.
524
If not None, a closer copy of a tree which may have some files in
525
common, and which file content should be preferentially copied from.
588
527
# assumes the target bzr dir format is compatible.
589
result = to_bzrdir.create_workingtree()
528
result = self._format.initialize(to_bzrdir)
590
529
self.copy_content_into(result, revision_id)
594
533
def copy_content_into(self, tree, revision_id=None):
595
534
"""Copy the current content and user files of this tree into tree."""
596
tree.set_root_id(self.get_root_id())
597
535
if revision_id is None:
598
merge.transform_tree(tree, self)
536
transform_tree(tree, self)
600
538
# TODO now merge from tree.last_revision to revision (to preserve
601
539
# user local changes)
602
merge.transform_tree(tree, self)
540
transform_tree(tree, self)
603
541
tree.set_parent_ids([revision_id])
605
543
def id2abspath(self, file_id):
621
559
__contains__ = has_id
623
561
def get_file_size(self, file_id):
624
"""See Tree.get_file_size"""
625
# XXX: this returns the on-disk size; it should probably return the
628
return os.path.getsize(self.id2abspath(file_id))
630
if e.errno != errno.ENOENT:
562
return os.path.getsize(self.id2abspath(file_id))
636
def get_file_sha1(self, file_id, path=None, stat_value=None):
565
def get_file_sha1(self, file_id, path=None):
638
567
path = self._inventory.id2path(file_id)
639
return self._hashcache.get_sha1(path, stat_value)
568
return self._hashcache.get_sha1(path)
641
570
def get_file_mtime(self, file_id, path=None):
643
path = self.inventory.id2path(file_id)
572
path = self._inventory.id2path(file_id)
644
573
return os.lstat(self.abspath(path)).st_mtime
646
def _is_executable_from_path_and_stat_from_basis(self, path, stat_result):
647
file_id = self.path2id(path)
649
# For unversioned files on win32, we just assume they are not
652
return self._inventory[file_id].executable
654
def _is_executable_from_path_and_stat_from_stat(self, path, stat_result):
655
mode = stat_result.st_mode
656
return bool(stat.S_ISREG(mode) and stat.S_IEXEC & mode)
658
575
if not supports_executable():
659
576
def is_executable(self, file_id, path=None):
660
577
return self._inventory[file_id].executable
662
_is_executable_from_path_and_stat = \
663
_is_executable_from_path_and_stat_from_basis
665
579
def is_executable(self, file_id, path=None):
667
path = self.id2path(file_id)
581
path = self._inventory.id2path(file_id)
668
582
mode = os.lstat(self.abspath(path)).st_mode
669
583
return bool(stat.S_ISREG(mode) and stat.S_IEXEC & mode)
671
_is_executable_from_path_and_stat = \
672
_is_executable_from_path_and_stat_from_stat
674
@needs_tree_write_lock
675
586
def _add(self, files, ids, kinds):
676
587
"""See MutableTree._add."""
677
588
# TODO: Re-adding a file that is removed in the working copy
678
589
# should probably put it back with the previous ID.
679
# the read and write working inventory should not occur in this
590
# the read and write working inventory should not occur in this
680
591
# function - they should be part of lock_write and unlock.
592
inv = self.read_working_inventory()
682
593
for f, file_id, kind in zip(files, ids, kinds):
594
assert kind is not None
683
595
if file_id is None:
684
596
inv.add_path(f, kind=kind)
686
598
inv.add_path(f, kind=kind, file_id=file_id)
687
self._inventory_is_modified = True
599
self._write_inventory(inv)
689
601
@needs_tree_write_lock
690
602
def _gather_kinds(self, files, kinds):
751
663
self.set_parent_ids(parents, allow_leftmost_as_ghost=True)
753
def path_content_summary(self, path, _lstat=os.lstat,
754
_mapper=osutils.file_kind_from_stat_mode):
755
"""See Tree.path_content_summary."""
756
abspath = self.abspath(path)
758
stat_result = _lstat(abspath)
760
if getattr(e, 'errno', None) == errno.ENOENT:
762
return ('missing', None, None, None)
763
# propagate other errors
765
kind = _mapper(stat_result.st_mode)
767
return self._file_content_summary(path, stat_result)
768
elif kind == 'directory':
769
# perhaps it looks like a plain directory, but it's really a
771
if self._directory_is_tree_reference(path):
772
kind = 'tree-reference'
773
return kind, None, None, None
774
elif kind == 'symlink':
775
target = osutils.readlink(abspath)
776
return ('symlink', None, None, target)
778
return (kind, None, None, None)
780
def _file_content_summary(self, path, stat_result):
781
size = stat_result.st_size
782
executable = self._is_executable_from_path_and_stat(path, stat_result)
783
# try for a stat cache lookup
784
return ('file', size, executable, self._sha_from_stat(
787
def _check_parents_for_ghosts(self, revision_ids, allow_leftmost_as_ghost):
788
"""Common ghost checking functionality from set_parent_*.
790
This checks that the left hand-parent exists if there are any
793
if len(revision_ids) > 0:
794
leftmost_id = revision_ids[0]
795
if (not allow_leftmost_as_ghost and not
796
self.branch.repository.has_revision(leftmost_id)):
797
raise errors.GhostRevisionUnusableHere(leftmost_id)
799
def _set_merges_from_parent_ids(self, parent_ids):
800
merges = parent_ids[1:]
801
self._transport.put_bytes('pending-merges', '\n'.join(merges),
802
mode=self.bzrdir._get_file_mode())
804
def _filter_parent_ids_by_ancestry(self, revision_ids):
805
"""Check that all merged revisions are proper 'heads'.
807
This will always return the first revision_id, and any merged revisions
810
if len(revision_ids) == 0:
812
graph = self.branch.repository.get_graph()
813
heads = graph.heads(revision_ids)
814
new_revision_ids = revision_ids[:1]
815
for revision_id in revision_ids[1:]:
816
if revision_id in heads and revision_id not in new_revision_ids:
817
new_revision_ids.append(revision_id)
818
if new_revision_ids != revision_ids:
819
trace.mutter('requested to set revision_ids = %s,'
820
' but filtered to %s', revision_ids, new_revision_ids)
821
return new_revision_ids
665
@deprecated_method(zero_eleven)
667
def pending_merges(self):
668
"""Return a list of pending merges.
670
These are revisions that have been merged into the working
671
directory but not yet committed.
673
As of 0.11 this is deprecated. Please see WorkingTree.get_parent_ids()
674
instead - which is available on all tree objects.
676
return self.get_parent_ids()[1:]
823
678
@needs_tree_write_lock
824
679
def set_parent_ids(self, revision_ids, allow_leftmost_as_ghost=False):
825
680
"""Set the parent ids to revision_ids.
827
682
See also set_parent_trees. This api will try to retrieve the tree data
828
683
for each element of revision_ids from the trees repository. If you have
829
684
tree data already available, it is more efficient to use
888
718
def set_merge_modified(self, modified_hashes):
889
719
def iter_stanzas():
890
720
for file_id, hash in modified_hashes.iteritems():
891
yield Stanza(file_id=file_id.decode('utf8'), hash=hash)
721
yield Stanza(file_id=file_id, hash=hash)
892
722
self._put_rio('merge-hashes', iter_stanzas(), MERGE_MODIFIED_HEADER_1)
894
def _sha_from_stat(self, path, stat_result):
895
"""Get a sha digest from the tree's stat cache.
897
The default implementation assumes no stat cache is present.
899
:param path: The path.
900
:param stat_result: The stat result being looked up.
724
@needs_tree_write_lock
904
725
def _put_rio(self, filename, stanzas, header):
905
self._must_be_locked()
906
726
my_file = rio_file(stanzas, header)
907
self._transport.put_file(filename, my_file,
908
mode=self.bzrdir._get_file_mode())
727
self._control_files.put(filename, my_file)
910
729
@needs_write_lock # because merge pulls data into the branch.
911
def merge_from_branch(self, branch, to_revision=None, from_revision=None,
912
merge_type=None, force=False):
730
def merge_from_branch(self, branch, to_revision=None):
913
731
"""Merge from a branch into this working tree.
915
733
:param branch: The branch to merge from.
916
:param to_revision: If non-None, the merge will merge to to_revision,
917
but not beyond it. to_revision does not need to be in the history
918
of the branch when it is supplied. If None, to_revision defaults to
734
:param to_revision: If non-None, the merge will merge to to_revision, but
735
not beyond it. to_revision does not need to be in the history of
736
the branch when it is supplied. If None, to_revision defaults to
919
737
branch.last_revision().
921
739
from bzrlib.merge import Merger, Merge3Merger
922
merger = Merger(self.branch, this_tree=self)
923
# check that there are no local alterations
924
if not force and self.has_changes():
925
raise errors.UncommittedChanges(self)
926
if to_revision is None:
927
to_revision = _mod_revision.ensure_null(branch.last_revision())
928
merger.other_rev_id = to_revision
929
if _mod_revision.is_null(merger.other_rev_id):
930
raise errors.NoCommits(branch)
931
self.branch.fetch(branch, last_revision=merger.other_rev_id)
932
merger.other_basis = merger.other_rev_id
933
merger.other_tree = self.branch.repository.revision_tree(
935
merger.other_branch = branch
936
if from_revision is None:
740
pb = bzrlib.ui.ui_factory.nested_progress_bar()
742
merger = Merger(self.branch, this_tree=self, pb=pb)
743
merger.pp = ProgressPhase("Merge phase", 5, pb)
744
merger.pp.next_phase()
745
# check that there are no
747
merger.check_basis(check_clean=True, require_commits=False)
748
if to_revision is None:
749
to_revision = branch.last_revision()
750
merger.other_rev_id = to_revision
751
if merger.other_rev_id is None:
752
raise error.NoCommits(branch)
753
self.branch.fetch(branch, last_revision=merger.other_rev_id)
754
merger.other_basis = merger.other_rev_id
755
merger.other_tree = self.branch.repository.revision_tree(
757
merger.pp.next_phase()
937
758
merger.find_base()
939
merger.set_base_revision(from_revision, branch)
940
if merger.base_rev_id == merger.other_rev_id:
941
raise errors.PointlessMerge
942
merger.backup_files = False
943
if merge_type is None:
759
if merger.base_rev_id == merger.other_rev_id:
760
raise errors.PointlessMerge
761
merger.backup_files = False
944
762
merger.merge_type = Merge3Merger
946
merger.merge_type = merge_type
947
merger.set_interesting_files(None)
948
merger.show_base = False
949
merger.reprocess = False
950
conflicts = merger.do_merge()
763
merger.set_interesting_files(None)
764
merger.show_base = False
765
merger.reprocess = False
766
conflicts = merger.do_merge()
955
773
def merge_modified(self):
956
"""Return a dictionary of files modified by a merge.
958
The list is initialized by WorkingTree.set_merge_modified, which is
959
typically called after we make some automatic updates to the tree
962
This returns a map of file_id->sha1, containing only files which are
963
still in the working inventory and have that text hash.
966
hashfile = self._transport.get('merge-hashes')
967
except errors.NoSuchFile:
775
hashfile = self._control_files.get('merge-hashes')
972
if hashfile.next() != MERGE_MODIFIED_HEADER_1 + '\n':
973
raise errors.MergeModifiedFormatError()
974
except StopIteration:
975
raise errors.MergeModifiedFormatError()
976
for s in RioReader(hashfile):
977
# RioReader reads in Unicode, so convert file_ids back to utf8
978
file_id = osutils.safe_file_id(s.get("file_id"), warn=False)
979
if file_id not in self.inventory:
981
text_hash = s.get("hash")
982
if text_hash == self.get_file_sha1(file_id):
983
merge_hashes[file_id] = text_hash
780
if hashfile.next() != MERGE_MODIFIED_HEADER_1 + '\n':
781
raise MergeModifiedFormatError()
782
except StopIteration:
783
raise MergeModifiedFormatError()
784
for s in RioReader(hashfile):
785
file_id = s.get("file_id")
786
if file_id not in self.inventory:
789
if hash == self.get_file_sha1(file_id):
790
merge_hashes[file_id] = hash
988
793
@needs_write_lock
989
794
def mkdir(self, path, file_id=None):
990
795
"""See MutableTree.mkdir()."""
991
796
if file_id is None:
992
file_id = generate_ids.gen_file_id(os.path.basename(path))
797
file_id = gen_file_id(os.path.basename(path))
993
798
os.mkdir(self.abspath(path))
994
799
self.add(path, file_id, 'directory')
997
802
def get_symlink_target(self, file_id):
998
abspath = self.id2abspath(file_id)
999
target = osutils.readlink(abspath)
1003
def subsume(self, other_tree):
1004
def add_children(inventory, entry):
1005
for child_entry in entry.children.values():
1006
inventory._byid[child_entry.file_id] = child_entry
1007
if child_entry.kind == 'directory':
1008
add_children(inventory, child_entry)
1009
if other_tree.get_root_id() == self.get_root_id():
1010
raise errors.BadSubsumeSource(self, other_tree,
1011
'Trees have the same root')
1013
other_tree_path = self.relpath(other_tree.basedir)
1014
except errors.PathNotChild:
1015
raise errors.BadSubsumeSource(self, other_tree,
1016
'Tree is not contained by the other')
1017
new_root_parent = self.path2id(osutils.dirname(other_tree_path))
1018
if new_root_parent is None:
1019
raise errors.BadSubsumeSource(self, other_tree,
1020
'Parent directory is not versioned.')
1021
# We need to ensure that the result of a fetch will have a
1022
# versionedfile for the other_tree root, and only fetching into
1023
# RepositoryKnit2 guarantees that.
1024
if not self.branch.repository.supports_rich_root():
1025
raise errors.SubsumeTargetNeedsUpgrade(other_tree)
1026
other_tree.lock_tree_write()
1028
new_parents = other_tree.get_parent_ids()
1029
other_root = other_tree.inventory.root
1030
other_root.parent_id = new_root_parent
1031
other_root.name = osutils.basename(other_tree_path)
1032
self.inventory.add(other_root)
1033
add_children(self.inventory, other_root)
1034
self._write_inventory(self.inventory)
1035
# normally we don't want to fetch whole repositories, but i think
1036
# here we really do want to consolidate the whole thing.
1037
for parent_id in other_tree.get_parent_ids():
1038
self.branch.fetch(other_tree.branch, parent_id)
1039
self.add_parent_tree_id(parent_id)
1042
other_tree.bzrdir.retire_bzrdir()
1044
def _setup_directory_is_tree_reference(self):
1045
if self._branch.repository._format.supports_tree_reference:
1046
self._directory_is_tree_reference = \
1047
self._directory_may_be_tree_reference
1049
self._directory_is_tree_reference = \
1050
self._directory_is_never_tree_reference
1052
def _directory_is_never_tree_reference(self, relpath):
1055
def _directory_may_be_tree_reference(self, relpath):
1056
# as a special case, if a directory contains control files then
1057
# it's a tree reference, except that the root of the tree is not
1058
return relpath and osutils.isdir(self.abspath(relpath) + u"/.bzr")
1059
# TODO: We could ask all the control formats whether they
1060
# recognize this directory, but at the moment there's no cheap api
1061
# to do that. Since we probably can only nest bzr checkouts and
1062
# they always use this name it's ok for now. -- mbp 20060306
1064
# FIXME: There is an unhandled case here of a subdirectory
1065
# containing .bzr but not a branch; that will probably blow up
1066
# when you try to commit it. It might happen if there is a
1067
# checkout in a subdirectory. This can be avoided by not adding
1070
@needs_tree_write_lock
1071
def extract(self, file_id, format=None):
1072
"""Extract a subtree from this tree.
1074
A new branch will be created, relative to the path for this tree.
1078
segments = osutils.splitpath(path)
1079
transport = self.branch.bzrdir.root_transport
1080
for name in segments:
1081
transport = transport.clone(name)
1082
transport.ensure_base()
1085
sub_path = self.id2path(file_id)
1086
branch_transport = mkdirs(sub_path)
1088
format = self.bzrdir.cloning_metadir()
1089
branch_transport.ensure_base()
1090
branch_bzrdir = format.initialize_on_transport(branch_transport)
1092
repo = branch_bzrdir.find_repository()
1093
except errors.NoRepositoryPresent:
1094
repo = branch_bzrdir.create_repository()
1095
if not repo.supports_rich_root():
1096
raise errors.RootNotRich()
1097
new_branch = branch_bzrdir.create_branch()
1098
new_branch.pull(self.branch)
1099
for parent_id in self.get_parent_ids():
1100
new_branch.fetch(self.branch, parent_id)
1101
tree_transport = self.bzrdir.root_transport.clone(sub_path)
1102
if tree_transport.base != branch_transport.base:
1103
tree_bzrdir = format.initialize_on_transport(tree_transport)
1104
branch.BranchReferenceFormat().initialize(tree_bzrdir,
1105
target_branch=new_branch)
1107
tree_bzrdir = branch_bzrdir
1108
wt = tree_bzrdir.create_workingtree(_mod_revision.NULL_REVISION)
1109
wt.set_parent_ids(self.get_parent_ids())
1110
my_inv = self.inventory
1111
child_inv = inventory.Inventory(root_id=None)
1112
new_root = my_inv[file_id]
1113
my_inv.remove_recursive_id(file_id)
1114
new_root.parent_id = None
1115
child_inv.add(new_root)
1116
self._write_inventory(my_inv)
1117
wt._write_inventory(child_inv)
1120
def _serialize(self, inventory, out_file):
1121
xml5.serializer_v5.write_inventory(self._inventory, out_file,
1124
def _deserialize(selt, in_file):
1125
return xml5.serializer_v5.read_inventory(in_file)
1128
"""Write the in memory inventory to disk."""
1129
# TODO: Maybe this should only write on dirty ?
1130
if self._control_files._lock_mode != 'w':
1131
raise errors.NotWriteLocked(self)
1133
self._serialize(self._inventory, sio)
1135
self._transport.put_file('inventory', sio,
1136
mode=self.bzrdir._get_file_mode())
1137
self._inventory_is_modified = False
1139
def _kind(self, relpath):
1140
return osutils.file_kind(self.abspath(relpath))
1142
def list_files(self, include_root=False, from_dir=None, recursive=True):
1143
"""List all files as (path, class, kind, id, entry).
803
return os.readlink(self.id2abspath(file_id))
805
def file_class(self, filename):
806
if self.path2id(filename):
808
elif self.is_ignored(filename):
813
def list_files(self):
814
"""Recursively list all files as (path, class, kind, id, entry).
1145
816
Lists, but does not descend into unversioned directories.
1146
818
This does not include files that have been deleted in this
1147
tree. Skips the control directory.
1149
:param include_root: if True, return an entry for the root
1150
:param from_dir: start from this directory or None for the root
1151
:param recursive: whether to recurse into subdirectories or not
821
Skips the control directory.
1153
# list_files is an iterator, so @needs_read_lock doesn't work properly
1154
# with it. So callers should be careful to always read_lock the tree.
1155
if not self.is_locked():
1156
raise errors.ObjectNotLocked(self)
1158
inv = self.inventory
1159
if from_dir is None and include_root is True:
1160
yield ('', 'V', 'directory', inv.root.file_id, inv.root)
823
inv = self._inventory
1161
824
# Convert these into local objects to save lookup times
1162
825
pathjoin = osutils.pathjoin
1163
file_kind = self._kind
826
file_kind = osutils.file_kind
1165
828
# transport.base ends in a slash, we want the piece
1166
829
# between the last two slashes
1244
904
except KeyError:
1245
905
yield fp[1:], c, fk, None, TreeEntry()
1248
908
if fk != 'directory':
1251
# But do this child first if recursing down
1253
new_children = os.listdir(fap)
1255
new_children = collections.deque(new_children)
1256
stack.append((f_ie.file_id, fp, fap, new_children))
1257
# Break out of inner loop,
1258
# so that we start outer loop with child
911
# But do this child first
912
new_children = os.listdir(fap)
914
new_children = collections.deque(new_children)
915
stack.append((f_ie.file_id, fp, fap, new_children))
916
# Break out of inner loop, so that we start outer loop with child
1261
919
# if we finished all children, pop it off the stack
1264
922
@needs_tree_write_lock
1265
def move(self, from_paths, to_dir=None, after=False, **kwargs):
923
def move(self, from_paths, to_name):
1266
924
"""Rename files.
1268
to_dir must exist in the inventory.
1270
If to_dir exists and is a directory, the files are moved into
1271
it, keeping their old names.
1273
Note that to_dir is only the last component of the new name;
926
to_name must exist in the inventory.
928
If to_name exists and is a directory, the files are moved into
929
it, keeping their old names.
931
Note that to_name is only the last component of the new name;
1274
932
this doesn't change the directory.
1276
For each entry in from_paths the move mode will be determined
1279
The first mode moves the file in the filesystem and updates the
1280
inventory. The second mode only updates the inventory without
1281
touching the file on the filesystem. This is the new mode introduced
1284
move uses the second mode if 'after == True' and the target is not
1285
versioned but present in the working tree.
1287
move uses the second mode if 'after == False' and the source is
1288
versioned but no longer in the working tree, and the target is not
1289
versioned but present in the working tree.
1291
move uses the first mode if 'after == False' and the source is
1292
versioned and present in the working tree, and the target is not
1293
versioned and not present in the working tree.
1295
Everything else results in an error.
1297
934
This returns a list of (from_path, to_path) pairs for each
1298
935
entry that is moved.
1303
# check for deprecated use of signature
1305
to_dir = kwargs.get('to_name', None)
1307
raise TypeError('You must supply a target directory')
1309
symbol_versioning.warn('The parameter to_name was deprecated'
1310
' in version 0.13. Use to_dir instead',
1313
# check destination directory
1314
if isinstance(from_paths, basestring):
938
## TODO: Option to move IDs only
939
assert not isinstance(from_paths, basestring)
1316
940
inv = self.inventory
1317
to_abs = self.abspath(to_dir)
941
to_abs = self.abspath(to_name)
1318
942
if not isdir(to_abs):
1319
raise errors.BzrMoveFailedError('',to_dir,
1320
errors.NotADirectory(to_abs))
1321
if not self.has_filename(to_dir):
1322
raise errors.BzrMoveFailedError('',to_dir,
1323
errors.NotInWorkingDirectory(to_dir))
1324
to_dir_id = inv.path2id(to_dir)
1325
if to_dir_id is None:
1326
raise errors.BzrMoveFailedError('',to_dir,
1327
errors.NotVersionedError(path=str(to_dir)))
943
raise BzrError("destination %r is not a directory" % to_abs)
944
if not self.has_filename(to_name):
945
raise BzrError("destination %r not in working directory" % to_abs)
946
to_dir_id = inv.path2id(to_name)
947
if to_dir_id is None and to_name != '':
948
raise BzrError("destination %r is not a versioned directory" % to_name)
1329
949
to_dir_ie = inv[to_dir_id]
1330
950
if to_dir_ie.kind != 'directory':
1331
raise errors.BzrMoveFailedError('',to_dir,
1332
errors.NotADirectory(to_abs))
1334
# create rename entries and tuples
1335
for from_rel in from_paths:
1336
from_tail = splitpath(from_rel)[-1]
1337
from_id = inv.path2id(from_rel)
1339
raise errors.BzrMoveFailedError(from_rel,to_dir,
1340
errors.NotVersionedError(path=str(from_rel)))
1342
from_entry = inv[from_id]
1343
from_parent_id = from_entry.parent_id
1344
to_rel = pathjoin(to_dir, from_tail)
1345
rename_entry = WorkingTree._RenameEntry(from_rel=from_rel,
1347
from_tail=from_tail,
1348
from_parent_id=from_parent_id,
1349
to_rel=to_rel, to_tail=from_tail,
1350
to_parent_id=to_dir_id)
1351
rename_entries.append(rename_entry)
1352
rename_tuples.append((from_rel, to_rel))
1354
# determine which move mode to use. checks also for movability
1355
rename_entries = self._determine_mv_mode(rename_entries, after)
1357
original_modified = self._inventory_is_modified
951
raise BzrError("destination %r is not a directory" % to_abs)
953
to_idpath = inv.get_idpath(to_dir_id)
956
if not self.has_filename(f):
957
raise BzrError("%r does not exist in working tree" % f)
958
f_id = inv.path2id(f)
960
raise BzrError("%r is not versioned" % f)
961
name_tail = splitpath(f)[-1]
962
dest_path = pathjoin(to_name, name_tail)
963
if self.has_filename(dest_path):
964
raise BzrError("destination %r already exists" % dest_path)
965
if f_id in to_idpath:
966
raise BzrError("can't move %r to a subdirectory of itself" % f)
968
# OK, so there's a race here, it's possible that someone will
969
# create a file in this interval and then the rename might be
970
# left half-done. But we should have caught most problems.
971
orig_inv = deepcopy(self.inventory)
1360
self._inventory_is_modified = True
1361
self._move(rename_entries)
974
name_tail = splitpath(f)[-1]
975
dest_path = pathjoin(to_name, name_tail)
976
result.append((f, dest_path))
977
inv.rename(inv.path2id(f), to_dir_id, name_tail)
979
rename(self.abspath(f), self.abspath(dest_path))
981
raise BzrError("failed to rename %r to %r: %s" %
982
(f, dest_path, e[1]),
983
["rename rolled back"])
1363
985
# restore the inventory on error
1364
self._inventory_is_modified = original_modified
986
self._set_inventory(orig_inv)
1366
988
self._write_inventory(inv)
1367
return rename_tuples
1369
def _determine_mv_mode(self, rename_entries, after=False):
1370
"""Determines for each from-to pair if both inventory and working tree
1371
or only the inventory has to be changed.
1373
Also does basic plausability tests.
1375
inv = self.inventory
1377
for rename_entry in rename_entries:
1378
# store to local variables for easier reference
1379
from_rel = rename_entry.from_rel
1380
from_id = rename_entry.from_id
1381
to_rel = rename_entry.to_rel
1382
to_id = inv.path2id(to_rel)
1383
only_change_inv = False
1385
# check the inventory for source and destination
1387
raise errors.BzrMoveFailedError(from_rel,to_rel,
1388
errors.NotVersionedError(path=str(from_rel)))
1389
if to_id is not None:
1390
raise errors.BzrMoveFailedError(from_rel,to_rel,
1391
errors.AlreadyVersionedError(path=str(to_rel)))
1393
# try to determine the mode for rename (only change inv or change
1394
# inv and file system)
1396
if not self.has_filename(to_rel):
1397
raise errors.BzrMoveFailedError(from_id,to_rel,
1398
errors.NoSuchFile(path=str(to_rel),
1399
extra="New file has not been created yet"))
1400
only_change_inv = True
1401
elif not self.has_filename(from_rel) and self.has_filename(to_rel):
1402
only_change_inv = True
1403
elif self.has_filename(from_rel) and not self.has_filename(to_rel):
1404
only_change_inv = False
1405
elif (not self.case_sensitive
1406
and from_rel.lower() == to_rel.lower()
1407
and self.has_filename(from_rel)):
1408
only_change_inv = False
1410
# something is wrong, so lets determine what exactly
1411
if not self.has_filename(from_rel) and \
1412
not self.has_filename(to_rel):
1413
raise errors.BzrRenameFailedError(from_rel,to_rel,
1414
errors.PathsDoNotExist(paths=(str(from_rel),
1417
raise errors.RenameFailedFilesExist(from_rel, to_rel)
1418
rename_entry.only_change_inv = only_change_inv
1419
return rename_entries
1421
def _move(self, rename_entries):
1422
"""Moves a list of files.
1424
Depending on the value of the flag 'only_change_inv', the
1425
file will be moved on the file system or not.
1427
inv = self.inventory
1430
for entry in rename_entries:
1432
self._move_entry(entry)
1434
self._rollback_move(moved)
1438
def _rollback_move(self, moved):
1439
"""Try to rollback a previous move in case of an filesystem error."""
1440
inv = self.inventory
1443
self._move_entry(WorkingTree._RenameEntry(
1444
entry.to_rel, entry.from_id,
1445
entry.to_tail, entry.to_parent_id, entry.from_rel,
1446
entry.from_tail, entry.from_parent_id,
1447
entry.only_change_inv))
1448
except errors.BzrMoveFailedError, e:
1449
raise errors.BzrMoveFailedError( '', '', "Rollback failed."
1450
" The working tree is in an inconsistent state."
1451
" Please consider doing a 'bzr revert'."
1452
" Error message is: %s" % e)
1454
def _move_entry(self, entry):
1455
inv = self.inventory
1456
from_rel_abs = self.abspath(entry.from_rel)
1457
to_rel_abs = self.abspath(entry.to_rel)
1458
if from_rel_abs == to_rel_abs:
1459
raise errors.BzrMoveFailedError(entry.from_rel, entry.to_rel,
1460
"Source and target are identical.")
1462
if not entry.only_change_inv:
1464
osutils.rename(from_rel_abs, to_rel_abs)
1466
raise errors.BzrMoveFailedError(entry.from_rel,
1468
inv.rename(entry.from_id, entry.to_parent_id, entry.to_tail)
1470
991
@needs_tree_write_lock
1471
def rename_one(self, from_rel, to_rel, after=False):
992
def rename_one(self, from_rel, to_rel):
1472
993
"""Rename one file.
1474
995
This can change the directory or the filename or both.
1476
rename_one has several 'modes' to work. First, it can rename a physical
1477
file and change the file_id. That is the normal mode. Second, it can
1478
only change the file_id without touching any physical file. This is
1479
the new mode introduced in version 0.15.
1481
rename_one uses the second mode if 'after == True' and 'to_rel' is not
1482
versioned but present in the working tree.
1484
rename_one uses the second mode if 'after == False' and 'from_rel' is
1485
versioned but no longer in the working tree, and 'to_rel' is not
1486
versioned but present in the working tree.
1488
rename_one uses the first mode if 'after == False' and 'from_rel' is
1489
versioned and present in the working tree, and 'to_rel' is not
1490
versioned and not present in the working tree.
1492
Everything else results in an error.
1494
997
inv = self.inventory
1497
# create rename entries and tuples
1498
from_tail = splitpath(from_rel)[-1]
1499
from_id = inv.path2id(from_rel)
1501
# if file is missing in the inventory maybe it's in the basis_tree
1502
basis_tree = self.branch.basis_tree()
1503
from_id = basis_tree.path2id(from_rel)
1505
raise errors.BzrRenameFailedError(from_rel,to_rel,
1506
errors.NotVersionedError(path=str(from_rel)))
1507
# put entry back in the inventory so we can rename it
1508
from_entry = basis_tree.inventory[from_id].copy()
1511
from_entry = inv[from_id]
1512
from_parent_id = from_entry.parent_id
998
if not self.has_filename(from_rel):
999
raise BzrError("can't rename: old working file %r does not exist" % from_rel)
1000
if self.has_filename(to_rel):
1001
raise BzrError("can't rename: new working file %r already exists" % to_rel)
1003
file_id = inv.path2id(from_rel)
1005
raise BzrError("can't rename: old name %r is not versioned" % from_rel)
1007
entry = inv[file_id]
1008
from_parent = entry.parent_id
1009
from_name = entry.name
1011
if inv.path2id(to_rel):
1012
raise BzrError("can't rename: new name %r is already versioned" % to_rel)
1513
1014
to_dir, to_tail = os.path.split(to_rel)
1514
1015
to_dir_id = inv.path2id(to_dir)
1515
rename_entry = WorkingTree._RenameEntry(from_rel=from_rel,
1517
from_tail=from_tail,
1518
from_parent_id=from_parent_id,
1519
to_rel=to_rel, to_tail=to_tail,
1520
to_parent_id=to_dir_id)
1521
rename_entries.append(rename_entry)
1523
# determine which move mode to use. checks also for movability
1524
rename_entries = self._determine_mv_mode(rename_entries, after)
1526
# check if the target changed directory and if the target directory is
1528
if to_dir_id is None:
1529
raise errors.BzrMoveFailedError(from_rel,to_rel,
1530
errors.NotVersionedError(path=str(to_dir)))
1532
# all checks done. now we can continue with our actual work
1533
mutter('rename_one:\n'
1538
' to_dir_id {%s}\n',
1539
from_id, from_rel, to_rel, to_dir, to_dir_id)
1541
self._move(rename_entries)
1016
if to_dir_id is None and to_dir != '':
1017
raise BzrError("can't determine destination directory id for %r" % to_dir)
1019
mutter("rename_one:")
1020
mutter(" file_id {%s}" % file_id)
1021
mutter(" from_rel %r" % from_rel)
1022
mutter(" to_rel %r" % to_rel)
1023
mutter(" to_dir %r" % to_dir)
1024
mutter(" to_dir_id {%s}" % to_dir_id)
1026
inv.rename(file_id, to_dir_id, to_tail)
1028
from_abs = self.abspath(from_rel)
1029
to_abs = self.abspath(to_rel)
1031
rename(from_abs, to_abs)
1033
inv.rename(file_id, from_parent, from_name)
1034
raise BzrError("failed to rename %r to %r: %s"
1035
% (from_abs, to_abs, e[1]),
1036
["rename rolled back"])
1542
1037
self._write_inventory(inv)
1544
class _RenameEntry(object):
1545
def __init__(self, from_rel, from_id, from_tail, from_parent_id,
1546
to_rel, to_tail, to_parent_id, only_change_inv=False):
1547
self.from_rel = from_rel
1548
self.from_id = from_id
1549
self.from_tail = from_tail
1550
self.from_parent_id = from_parent_id
1551
self.to_rel = to_rel
1552
self.to_tail = to_tail
1553
self.to_parent_id = to_parent_id
1554
self.only_change_inv = only_change_inv
1556
1039
@needs_read_lock
1557
1040
def unknowns(self):
1558
1041
"""Return all unknown files.
1718
1250
if ignoreset is not None:
1719
1251
return ignoreset
1721
ignore_globs = set()
1253
ignore_globs = set(bzrlib.DEFAULT_IGNORE)
1722
1254
ignore_globs.update(ignores.get_runtime_ignores())
1723
1256
ignore_globs.update(ignores.get_user_ignores())
1724
1258
if self.has_filename(bzrlib.IGNORE_FILENAME):
1725
1259
f = self.get_file_byname(bzrlib.IGNORE_FILENAME)
1727
1261
ignore_globs.update(ignores.parse_ignore_file(f))
1730
1265
self._ignoreset = ignore_globs
1266
self._ignore_regex = self._combine_ignore_rules(ignore_globs)
1731
1267
return ignore_globs
1733
def _flush_ignore_list_cache(self):
1734
"""Resets the cached ignore list to force a cache rebuild."""
1735
self._ignoreset = None
1736
self._ignoreglobster = None
1269
def _get_ignore_rules_as_regex(self):
1270
"""Return a regex of the ignore rules and a mapping dict.
1272
:return: (ignore rules compiled regex, dictionary mapping rule group
1273
indices to original rule.)
1275
if getattr(self, '_ignoreset', None) is None:
1276
self.get_ignore_list()
1277
return self._ignore_regex
1738
1279
def is_ignored(self, filename):
1739
1280
r"""Check whether the filename matches an ignore pattern.
1741
1282
Patterns containing '/' or '\' need to match the whole path;
1742
others match against only the last component. Patterns starting
1743
with '!' are ignore exceptions. Exceptions take precedence
1744
over regular patterns and cause the filename to not be ignored.
1283
others match against only the last component.
1746
1285
If the file is ignored, returns the pattern which caused it to
1747
1286
be ignored, otherwise None. So this can simply be used as a
1748
1287
boolean if desired."""
1749
if getattr(self, '_ignoreglobster', None) is None:
1750
self._ignoreglobster = globbing.ExceptionGlobster(self.get_ignore_list())
1751
return self._ignoreglobster.match(filename)
1289
# TODO: Use '**' to match directories, and other extended
1290
# globbing stuff from cvs/rsync.
1292
# XXX: fnmatch is actually not quite what we want: it's only
1293
# approximately the same as real Unix fnmatch, and doesn't
1294
# treat dotfiles correctly and allows * to match /.
1295
# Eventually it should be replaced with something more
1298
rules = self._get_ignore_rules_as_regex()
1299
for regex, mapping in rules:
1300
match = regex.match(filename)
1301
if match is not None:
1302
# one or more of the groups in mapping will have a non-None
1304
groups = match.groups()
1305
rules = [mapping[group] for group in
1306
mapping if groups[group] is not None]
1753
1310
def kind(self, file_id):
1754
1311
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
1313
def last_revision(self):
1784
1314
"""Return the last revision of the branch for this tree.
1887
1383
self.branch.set_revision_history([new_revision])
1890
def _write_basis_inventory(self, xml):
1891
"""Write the basis inventory XML to the basis-inventory file"""
1892
path = self._basis_inventory_name()
1894
self._transport.put_file(path, sio,
1895
mode=self.bzrdir._get_file_mode())
1897
def _create_basis_xml_from_inventory(self, revision_id, inventory):
1898
"""Create the text that will be saved in basis-inventory"""
1899
inventory.revision_id = revision_id
1900
return xml7.serializer_v7.write_inventory_to_string(inventory)
1902
1386
def _cache_basis_inventory(self, new_revision):
1903
1387
"""Cache new_revision as the basis inventory."""
1904
1388
# TODO: this should allow the ready-to-use inventory to be passed in,
1905
1389
# as commit already has that ready-to-use [while the format is the
1906
1390
# same, that is].
1908
# this double handles the inventory - unpack and repack -
1392
# this double handles the inventory - unpack and repack -
1909
1393
# but is easier to understand. We can/should put a conditional
1910
1394
# in here based on whether the inventory is in the latest format
1911
1395
# - perhaps we should repack all inventories on a repository
1913
1397
# the fast path is to copy the raw xml from the repository. If the
1914
# xml contains 'revision_id="', then we assume the right
1398
# xml contains 'revision_id="', then we assume the right
1915
1399
# revision_id is set. We must check for this full string, because a
1916
1400
# root node id can legitimately look like 'revision_id' but cannot
1917
1401
# contain a '"'.
1918
xml = self.branch.repository._get_inventory_xml(new_revision)
1402
xml = self.branch.repository.get_inventory_xml(new_revision)
1919
1403
firstline = xml.split('\n', 1)[0]
1920
if (not 'revision_id="' in firstline or
1921
'format="7"' not in firstline):
1922
inv = self.branch.repository._serializer.read_inventory_from_string(
1924
xml = self._create_basis_xml_from_inventory(new_revision, inv)
1925
self._write_basis_inventory(xml)
1404
if (not 'revision_id="' in firstline or
1405
'format="6"' not in firstline):
1406
inv = self.branch.repository.deserialise_inventory(
1408
inv.revision_id = new_revision
1409
xml = bzrlib.xml6.serializer_v6.write_inventory_to_string(inv)
1410
assert isinstance(xml, str), 'serialised xml must be bytestring.'
1411
path = self._basis_inventory_name()
1413
self._control_files.put(path, sio)
1926
1414
except (errors.NoSuchRevision, errors.RevisionNotPresent):
1929
1417
def read_basis_inventory(self):
1930
1418
"""Read the cached basis inventory."""
1931
1419
path = self._basis_inventory_name()
1932
return self._transport.get_bytes(path)
1420
return self._control_files.get(path).read()
1934
1422
@needs_read_lock
1935
1423
def read_working_inventory(self):
1936
"""Read the working inventory.
1938
:raises errors.InventoryModified: read_working_inventory will fail
1939
when the current in memory inventory has been modified.
1941
# conceptually this should be an implementation detail of the tree.
1942
# XXX: Deprecate this.
1424
"""Read the working inventory."""
1943
1425
# ElementTree does its own conversion from UTF-8, so open in
1945
if self._inventory_is_modified:
1946
raise errors.InventoryModified(self)
1947
f = self._transport.get('inventory')
1949
result = self._deserialize(f)
1952
self._set_inventory(result, dirty=False)
1427
result = bzrlib.xml5.serializer_v5.read_inventory(
1428
self._control_files.get('inventory'))
1429
self._set_inventory(result)
1955
1432
@needs_tree_write_lock
1956
def remove(self, files, verbose=False, to_file=None, keep_files=True,
1958
"""Remove nominated files from the working inventory.
1960
:files: File paths relative to the basedir.
1961
:keep_files: If true, the files will also be kept.
1962
:force: Delete files and directories, even if they are changed and
1963
even if the directories are not empty.
1433
def remove(self, files, verbose=False, to_file=None):
1434
"""Remove nominated files from the working inventory..
1436
This does not remove their text. This does not run on XXX on what? RBC
1438
TODO: Refuse to remove modified files unless --force is given?
1440
TODO: Do something useful with directories.
1442
TODO: Should this remove the text or not? Tough call; not
1443
removing may be useful and the user can just use use rm, and
1444
is the opposite of add. Removing it is consistent with most
1445
other tools. Maybe an option.
1447
## TODO: Normalize names
1448
## TODO: Remove nested loops; better scalability
1965
1449
if isinstance(files, basestring):
1966
1450
files = [files]
1971
unknown_nested_files=set()
1973
to_file = sys.stdout
1975
def recurse_directory_to_add_files(directory):
1976
# Recurse directory and add all files
1977
# so we can check if they have changed.
1978
for parent_info, file_infos in self.walkdirs(directory):
1979
for relpath, basename, kind, lstat, fileid, kind in file_infos:
1980
# Is it versioned or ignored?
1981
if self.path2id(relpath) or self.is_ignored(relpath):
1982
# Add nested content for deletion.
1983
new_files.add(relpath)
1985
# Files which are not versioned and not ignored
1986
# should be treated as unknown.
1987
unknown_nested_files.add((relpath, None, kind))
1989
for filename in files:
1990
# Get file name into canonical form.
1991
abspath = self.abspath(filename)
1992
filename = self.relpath(abspath)
1993
if len(filename) > 0:
1994
new_files.add(filename)
1995
recurse_directory_to_add_files(filename)
1997
files = list(new_files)
2000
return # nothing to do
2002
# Sort needed to first handle directory content before the directory
2003
files.sort(reverse=True)
2005
# Bail out if we are going to delete files we shouldn't
2006
if not keep_files and not force:
2007
has_changed_files = len(unknown_nested_files) > 0
2008
if not has_changed_files:
2009
for (file_id, path, content_change, versioned, parent_id, name,
2010
kind, executable) in self.iter_changes(self.basis_tree(),
2011
include_unchanged=True, require_versioned=False,
2012
want_unversioned=True, specific_files=files):
2013
if versioned == (False, False):
2014
# The record is unknown ...
2015
if not self.is_ignored(path[1]):
2016
# ... but not ignored
2017
has_changed_files = True
2019
elif (content_change and (kind[1] is not None) and
2020
osutils.is_inside_any(files, path[1])):
2021
# Versioned and changed, but not deleted, and still
2022
# in one of the dirs to be deleted.
2023
has_changed_files = True
2026
if has_changed_files:
2027
# Make delta show ALL applicable changes in error message.
2028
tree_delta = self.changes_from(self.basis_tree(),
2029
require_versioned=False, want_unversioned=True,
2030
specific_files=files)
2031
for unknown_file in unknown_nested_files:
2032
if unknown_file not in tree_delta.unversioned:
2033
tree_delta.unversioned.extend((unknown_file,))
2034
raise errors.BzrRemoveChangedFilesError(tree_delta)
2036
# Build inv_delta and delete files where applicable,
2037
# do this before any modifications to inventory.
1452
inv = self.inventory
1454
# do this before any modifications
2038
1455
for f in files:
2039
fid = self.path2id(f)
1456
fid = inv.path2id(f)
2042
message = "%s is not versioned." % (f,)
2045
# having removed it, it must be either ignored or unknown
2046
if self.is_ignored(f):
2050
# XXX: Really should be a more abstract reporter interface
2051
kind_ch = osutils.kind_marker(self.kind(fid))
2052
to_file.write(new_status + ' ' + f + kind_ch + '\n')
2054
inv_delta.append((f, None, fid, None))
2055
message = "removed %s" % (f,)
2058
abs_path = self.abspath(f)
2059
if osutils.lexists(abs_path):
2060
if (osutils.isdir(abs_path) and
2061
len(os.listdir(abs_path)) > 0):
2063
osutils.rmtree(abs_path)
2065
message = "%s is not an empty directory "\
2066
"and won't be deleted." % (f,)
2068
osutils.delete_any(abs_path)
2069
message = "deleted %s" % (f,)
2070
elif message is not None:
2071
# Only care if we haven't done anything yet.
2072
message = "%s does not exist." % (f,)
2074
# Print only one message (if any) per file.
2075
if message is not None:
2077
self.apply_inventory_delta(inv_delta)
1458
# TODO: Perhaps make this just a warning, and continue?
1459
# This tends to happen when
1460
raise NotVersionedError(path=f)
1462
# having remove it, it must be either ignored or unknown
1463
if self.is_ignored(f):
1467
show_status(new_status, inv[fid].kind, f, to_file=to_file)
1470
self._write_inventory(inv)
2079
1472
@needs_tree_write_lock
2080
def revert(self, filenames=None, old_tree=None, backups=True,
2081
pb=None, report_changes=False):
2082
from bzrlib.conflicts import resolve
2085
symbol_versioning.warn('Using [] to revert all files is deprecated'
2086
' as of bzr 0.91. Please use None (the default) instead.',
2087
DeprecationWarning, stacklevel=2)
1473
def revert(self, filenames, old_tree=None, backups=True,
1474
pb=DummyProgress()):
1475
from transform import revert
1476
from conflicts import resolve
2088
1477
if old_tree is None:
2089
basis_tree = self.basis_tree()
2090
basis_tree.lock_read()
2091
old_tree = basis_tree
1478
old_tree = self.basis_tree()
1479
conflicts = revert(self, old_tree, filenames, backups, pb)
1480
if not len(filenames):
1481
self.set_parent_ids(self.get_parent_ids()[:1])
2095
conflicts = transform.revert(self, old_tree, filenames, backups, pb,
2097
if filenames is None and len(self.get_parent_ids()) > 1:
2099
last_revision = self.last_revision()
2100
if last_revision != _mod_revision.NULL_REVISION:
2101
if basis_tree is None:
2102
basis_tree = self.basis_tree()
2103
basis_tree.lock_read()
2104
parent_trees.append((last_revision, basis_tree))
2105
self.set_parent_trees(parent_trees)
2108
resolve(self, filenames, ignore_misses=True, recursive=True)
2110
if basis_tree is not None:
1484
resolve(self, filenames, ignore_misses=True)
2112
1485
return conflicts
2114
def revision_tree(self, revision_id):
2115
"""See Tree.revision_tree.
2117
WorkingTree can supply revision_trees for the basis revision only
2118
because there is only one cached inventory in the bzr directory.
2120
if revision_id == self.last_revision():
2122
xml = self.read_basis_inventory()
2123
except errors.NoSuchFile:
2127
inv = xml7.serializer_v7.read_inventory_from_string(xml)
2128
# dont use the repository revision_tree api because we want
2129
# to supply the inventory.
2130
if inv.revision_id == revision_id:
2131
return revisiontree.RevisionTree(self.branch.repository,
2133
except errors.BadInventoryFormat:
2135
# raise if there was no inventory, or if we read the wrong inventory.
2136
raise errors.NoSuchRevisionInTree(self, revision_id)
2138
1487
# XXX: This method should be deprecated in favour of taking in a proper
2139
1488
# new Inventory object.
2140
1489
@needs_tree_write_lock
2141
1490
def set_inventory(self, new_inventory_list):
2142
1491
from bzrlib.inventory import (Inventory,
2143
1492
InventoryDirectory,
2146
1496
inv = Inventory(self.get_root_id())
2156
1506
elif kind == 'symlink':
2157
1507
inv.add(InventoryLink(file_id, name, parent))
2159
raise errors.BzrError("unknown kind %r" % kind)
1509
raise BzrError("unknown kind %r" % kind)
2160
1510
self._write_inventory(inv)
2162
1512
@needs_tree_write_lock
2163
1513
def set_root_id(self, file_id):
2164
1514
"""Set the root id for this tree."""
2168
'WorkingTree.set_root_id with fileid=None')
2169
file_id = osutils.safe_file_id(file_id)
2170
self._set_root_id(file_id)
2172
def _set_root_id(self, file_id):
2173
"""Set the root id for this tree, in a format specific manner.
2175
:param file_id: The file id to assign to the root. It must not be
2176
present in the current inventory or an error will occur. It must
2177
not be None, but rather a valid file id.
2179
inv = self._inventory
1515
inv = self.read_working_inventory()
2180
1516
orig_root_id = inv.root.file_id
2181
# TODO: it might be nice to exit early if there was nothing
2182
# to do, saving us from trigger a sync on unlock.
2183
self._inventory_is_modified = True
2184
# we preserve the root inventory entry object, but
2185
# unlinkit from the byid index
2186
1517
del inv._byid[inv.root.file_id]
2187
1518
inv.root.file_id = file_id
2188
# and link it into the index with the new changed id.
2189
1519
inv._byid[inv.root.file_id] = inv.root
2190
# and finally update all children to reference the new id.
2191
# XXX: this should be safe to just look at the root.children
2192
# list, not the WHOLE INVENTORY.
2193
1520
for fid in inv:
2194
1521
entry = inv[fid]
2195
1522
if entry.parent_id == orig_root_id:
2196
1523
entry.parent_id = inv.root.file_id
1524
self._write_inventory(inv)
2198
1526
def unlock(self):
2199
1527
"""See Branch.unlock.
2201
1529
WorkingTree locking just uses the Branch locking facilities.
2202
1530
This is current because all working trees have an embedded branch
2203
1531
within them. IF in the future, we were to make branch data shareable
2204
between multiple working trees, i.e. via shared storage, then we
1532
between multiple working trees, i.e. via shared storage, then we
2205
1533
would probably want to lock both the local tree, and the branch.
2207
1535
raise NotImplementedError(self.unlock)
2211
def update(self, change_reporter=None, possible_transports=None,
2212
revision=None, old_tip=_marker):
2213
1539
"""Update a working tree along its branch.
2215
This will update the branch if its bound too, which means we have
2216
multiple trees involved:
2218
- The new basis tree of the master.
2219
- The old basis tree of the branch.
2220
- The old basis tree of the working tree.
2221
- The current working tree state.
2223
Pathologically, all three may be different, and non-ancestors of each
2224
other. Conceptually we want to:
2226
- Preserve the wt.basis->wt.state changes
2227
- Transform the wt.basis to the new master basis.
2228
- Apply a merge of the old branch basis to get any 'local' changes from
2230
- Restore the wt.basis->wt.state changes.
1541
This will update the branch if its bound too, which means we have multiple trees involved:
1542
The new basis tree of the master.
1543
The old basis tree of the branch.
1544
The old basis tree of the working tree.
1545
The current working tree state.
1546
pathologically all three may be different, and non ancestors of each other.
1547
Conceptually we want to:
1548
Preserve the wt.basis->wt.state changes
1549
Transform the wt.basis to the new master basis.
1550
Apply a merge of the old branch basis to get any 'local' changes from it into the tree.
1551
Restore the wt.basis->wt.state changes.
2232
1553
There isn't a single operation at the moment to do that, so we:
2233
- Merge current state -> basis tree of the master w.r.t. the old tree
2235
- Do a 'normal' merge of the old branch basis if it is relevant.
2237
:param revision: The target revision to update to. Must be in the
2239
:param old_tip: If branch.update() has already been run, the value it
2240
returned (old tip of the branch or None). _marker is used
2243
if self.branch.get_bound_location() is not None:
2245
update_branch = (old_tip is self._marker)
2247
self.lock_tree_write()
2248
update_branch = False
2251
old_tip = self.branch.update(possible_transports)
2253
if old_tip is self._marker:
2255
return self._update_tree(old_tip, change_reporter, revision)
2259
@needs_tree_write_lock
2260
def _update_tree(self, old_tip=None, change_reporter=None, revision=None):
2261
"""Update a tree to the master branch.
2263
:param old_tip: if supplied, the previous tip revision the branch,
2264
before it was changed to the master branch's tip.
1554
Merge current state -> basis tree of the master w.r.t. the old tree basis.
1555
Do a 'normal' merge of the old branch basis if it is relevant.
1557
old_tip = self.branch.update()
2266
1558
# here if old_tip is not None, it is the old tip of the branch before
2267
1559
# it was updated from the master branch. This should become a pending
2268
1560
# merge in the working tree to preserve the user existing work. we
2269
1561
# cant set that until we update the working trees last revision to be
2270
1562
# one from the new branch, because it will just get absorbed by the
2271
1563
# parent de-duplication logic.
2273
1565
# We MUST save it even if an error occurs, because otherwise the users
2274
1566
# local work is unreferenced and will appear to have been lost.
2278
1570
last_rev = self.get_parent_ids()[0]
2279
1571
except IndexError:
2280
last_rev = _mod_revision.NULL_REVISION
2281
if revision is None:
2282
revision = self.branch.last_revision()
2284
old_tip = old_tip or _mod_revision.NULL_REVISION
2286
if not _mod_revision.is_null(old_tip) and old_tip != last_rev:
2287
# the branch we are bound to was updated
2288
# merge those changes in first
2289
base_tree = self.basis_tree()
2290
other_tree = self.branch.repository.revision_tree(old_tip)
2291
nb_conflicts = merge.merge_inner(self.branch, other_tree,
2292
base_tree, this_tree=self,
2293
change_reporter=change_reporter)
2295
self.add_parent_tree((old_tip, other_tree))
2296
trace.note('Rerun update after fixing the conflicts.')
2299
if last_rev != _mod_revision.ensure_null(revision):
2300
# the working tree is up to date with the branch
2301
# we can merge the specified revision from master
2302
to_tree = self.branch.repository.revision_tree(revision)
2303
to_root_id = to_tree.get_root_id()
1573
if last_rev != self.branch.last_revision():
1574
# merge tree state up to new branch tip.
2305
1575
basis = self.basis_tree()
2308
if (basis.inventory.root is None
2309
or basis.inventory.root.file_id != to_root_id):
2310
self.set_root_id(to_root_id)
2315
# determine the branch point
2316
graph = self.branch.repository.get_graph()
2317
base_rev_id = graph.find_unique_lca(self.branch.last_revision(),
2319
base_tree = self.branch.repository.revision_tree(base_rev_id)
2321
nb_conflicts = merge.merge_inner(self.branch, to_tree, base_tree,
2323
change_reporter=change_reporter)
2324
self.set_last_revision(revision)
1576
to_tree = self.branch.basis_tree()
1577
result += merge_inner(self.branch,
2325
1581
# TODO - dedup parents list with things merged by pull ?
2326
1582
# reuse the tree we've updated to to set the basis:
2327
parent_trees = [(revision, to_tree)]
1583
parent_trees = [(self.branch.last_revision(), to_tree)]
2328
1584
merges = self.get_parent_ids()[1:]
2329
1585
# Ideally we ask the tree for the trees here, that way the working
2330
# tree can decide whether to give us the entire tree or give us a
1586
# tree can decide whether to give us teh entire tree or give us a
2331
1587
# lazy initialised tree. dirstate for instance will have the trees
2332
1588
# in ram already, whereas a last-revision + basis-inventory tree
2333
1589
# will not, but also does not need them when setting parents.
2334
1590
for parent in merges:
2335
1591
parent_trees.append(
2336
1592
(parent, self.branch.repository.revision_tree(parent)))
2337
if not _mod_revision.is_null(old_tip):
1593
if old_tip is not None:
2338
1594
parent_trees.append(
2339
1595
(old_tip, self.branch.repository.revision_tree(old_tip)))
2340
1596
self.set_parent_trees(parent_trees)
2341
1597
last_rev = parent_trees[0][0]
2344
def _write_hashcache_if_dirty(self):
2345
"""Write out the hashcache if it is dirty."""
2346
if self._hashcache.needs_write:
1599
# the working tree had the same last-revision as the master
1600
# branch did. We may still have pivot local work from the local
1601
# branch into old_tip:
1602
if old_tip is not None:
1603
self.add_parent_tree_id(old_tip)
1604
if old_tip and old_tip != last_rev:
1605
# our last revision was not the prior branch last revision
1606
# and we have converted that last revision to a pending merge.
1607
# base is somewhere between the branch tip now
1608
# and the now pending merge
1609
from bzrlib.revision import common_ancestor
2348
self._hashcache.write()
2350
if e.errno not in (errno.EPERM, errno.EACCES):
2352
# TODO: jam 20061219 Should this be a warning? A single line
2353
# warning might be sufficient to let the user know what
2355
mutter('Could not write hashcache for %s\nError: %s',
2356
self._hashcache.cache_file_name(), e)
1611
base_rev_id = common_ancestor(self.branch.last_revision(),
1613
self.branch.repository)
1614
except errors.NoCommonAncestor:
1616
base_tree = self.branch.repository.revision_tree(base_rev_id)
1617
other_tree = self.branch.repository.revision_tree(old_tip)
1618
result += merge_inner(self.branch,
2358
1624
@needs_tree_write_lock
2359
1625
def _write_inventory(self, inv):
2360
1626
"""Write inventory as the current inventory."""
2361
self._set_inventory(inv, dirty=True)
1628
bzrlib.xml5.serializer_v5.write_inventory(inv, sio)
1630
self._control_files.put('inventory', sio)
1631
self._set_inventory(inv)
1632
mutter('wrote working inventory')
2364
1634
def set_conflicts(self, arg):
2365
raise errors.UnsupportedOperation(self.set_conflicts, self)
1635
raise UnsupportedOperation(self.set_conflicts, self)
2367
1637
def add_conflicts(self, arg):
2368
raise errors.UnsupportedOperation(self.add_conflicts, self)
1638
raise UnsupportedOperation(self.add_conflicts, self)
2370
1640
@needs_read_lock
2371
1641
def conflicts(self):
2372
conflicts = _mod_conflicts.ConflictList()
1642
conflicts = ConflictList()
2373
1643
for conflicted in self._iter_conflicts():
2388
1658
if text == False:
2390
1660
ctype = {True: 'text conflict', False: 'contents conflict'}[text]
2391
conflicts.append(_mod_conflicts.Conflict.factory(ctype,
1661
conflicts.append(Conflict.factory(ctype, path=conflicted,
2393
1662
file_id=self.path2id(conflicted)))
2394
1663
return conflicts
2396
def walkdirs(self, prefix=""):
2397
"""Walk the directories of this tree.
2399
returns a generator which yields items in the form:
2400
((curren_directory_path, fileid),
2401
[(file1_path, file1_name, file1_kind, (lstat), file1_id,
2404
This API returns a generator, which is only valid during the current
2405
tree transaction - within a single lock_read or lock_write duration.
2407
If the tree is not locked, it may cause an error to be raised,
2408
depending on the tree implementation.
2410
disk_top = self.abspath(prefix)
2411
if disk_top.endswith('/'):
2412
disk_top = disk_top[:-1]
2413
top_strip_len = len(disk_top) + 1
2414
inventory_iterator = self._walkdirs(prefix)
2415
disk_iterator = osutils.walkdirs(disk_top, prefix)
2417
current_disk = disk_iterator.next()
2418
disk_finished = False
2420
if not (e.errno == errno.ENOENT or
2421
(sys.platform == 'win32' and e.errno == ERROR_PATH_NOT_FOUND)):
2424
disk_finished = True
2426
current_inv = inventory_iterator.next()
2427
inv_finished = False
2428
except StopIteration:
2431
while not inv_finished or not disk_finished:
2433
((cur_disk_dir_relpath, cur_disk_dir_path_from_top),
2434
cur_disk_dir_content) = current_disk
2436
((cur_disk_dir_relpath, cur_disk_dir_path_from_top),
2437
cur_disk_dir_content) = ((None, None), None)
2438
if not disk_finished:
2439
# strip out .bzr dirs
2440
if (cur_disk_dir_path_from_top[top_strip_len:] == '' and
2441
len(cur_disk_dir_content) > 0):
2442
# osutils.walkdirs can be made nicer -
2443
# yield the path-from-prefix rather than the pathjoined
2445
bzrdir_loc = bisect_left(cur_disk_dir_content,
2447
if (bzrdir_loc < len(cur_disk_dir_content)
2448
and self.bzrdir.is_control_filename(
2449
cur_disk_dir_content[bzrdir_loc][0])):
2450
# we dont yield the contents of, or, .bzr itself.
2451
del cur_disk_dir_content[bzrdir_loc]
2453
# everything is unknown
2456
# everything is missing
2459
direction = cmp(current_inv[0][0], cur_disk_dir_relpath)
2461
# disk is before inventory - unknown
2462
dirblock = [(relpath, basename, kind, stat, None, None) for
2463
relpath, basename, kind, stat, top_path in
2464
cur_disk_dir_content]
2465
yield (cur_disk_dir_relpath, None), dirblock
2467
current_disk = disk_iterator.next()
2468
except StopIteration:
2469
disk_finished = True
2471
# inventory is before disk - missing.
2472
dirblock = [(relpath, basename, 'unknown', None, fileid, kind)
2473
for relpath, basename, dkind, stat, fileid, kind in
2475
yield (current_inv[0][0], current_inv[0][1]), dirblock
2477
current_inv = inventory_iterator.next()
2478
except StopIteration:
2481
# versioned present directory
2482
# merge the inventory and disk data together
2484
for relpath, subiterator in itertools.groupby(sorted(
2485
current_inv[1] + cur_disk_dir_content,
2486
key=operator.itemgetter(0)), operator.itemgetter(1)):
2487
path_elements = list(subiterator)
2488
if len(path_elements) == 2:
2489
inv_row, disk_row = path_elements
2490
# versioned, present file
2491
dirblock.append((inv_row[0],
2492
inv_row[1], disk_row[2],
2493
disk_row[3], inv_row[4],
2495
elif len(path_elements[0]) == 5:
2497
dirblock.append((path_elements[0][0],
2498
path_elements[0][1], path_elements[0][2],
2499
path_elements[0][3], None, None))
2500
elif len(path_elements[0]) == 6:
2501
# versioned, absent file.
2502
dirblock.append((path_elements[0][0],
2503
path_elements[0][1], 'unknown', None,
2504
path_elements[0][4], path_elements[0][5]))
2506
raise NotImplementedError('unreachable code')
2507
yield current_inv[0], dirblock
2509
current_inv = inventory_iterator.next()
2510
except StopIteration:
2513
current_disk = disk_iterator.next()
2514
except StopIteration:
2515
disk_finished = True
2517
def _walkdirs(self, prefix=""):
2518
"""Walk the directories of this tree.
2520
:prefix: is used as the directrory to start with.
2521
returns a generator which yields items in the form:
2522
((curren_directory_path, fileid),
2523
[(file1_path, file1_name, file1_kind, None, file1_id,
2526
_directory = 'directory'
2527
# get the root in the inventory
2528
inv = self.inventory
2529
top_id = inv.path2id(prefix)
2533
pending = [(prefix, '', _directory, None, top_id, None)]
2536
currentdir = pending.pop()
2537
# 0 - relpath, 1- basename, 2- kind, 3- stat, 4-id, 5-kind
2538
top_id = currentdir[4]
2540
relroot = currentdir[0] + '/'
2543
# FIXME: stash the node in pending
2545
if entry.kind == 'directory':
2546
for name, child in entry.sorted_children():
2547
dirblock.append((relroot + name, name, child.kind, None,
2548
child.file_id, child.kind
2550
yield (currentdir[0], entry.file_id), dirblock
2551
# push the user specified dirs from dirblock
2552
for dir in reversed(dirblock):
2553
if dir[2] == _directory:
2556
@needs_tree_write_lock
2557
def auto_resolve(self):
2558
"""Automatically resolve text conflicts according to contents.
2560
Only text conflicts are auto_resolvable. Files with no conflict markers
2561
are considered 'resolved', because bzr always puts conflict markers
2562
into files that have text conflicts. The corresponding .THIS .BASE and
2563
.OTHER files are deleted, as per 'resolve'.
2564
:return: a tuple of ConflictLists: (un_resolved, resolved).
2566
un_resolved = _mod_conflicts.ConflictList()
2567
resolved = _mod_conflicts.ConflictList()
2568
conflict_re = re.compile('^(<{7}|={7}|>{7})')
2569
for conflict in self.conflicts():
2570
if (conflict.typestring != 'text conflict' or
2571
self.kind(conflict.file_id) != 'file'):
2572
un_resolved.append(conflict)
2574
my_file = open(self.id2abspath(conflict.file_id), 'rb')
2576
for line in my_file:
2577
if conflict_re.search(line):
2578
un_resolved.append(conflict)
2581
resolved.append(conflict)
2584
resolved.remove_files(self)
2585
self.set_conflicts(un_resolved)
2586
return un_resolved, resolved
2589
def _check(self, references):
2590
"""Check the tree for consistency.
2592
:param references: A dict with keys matching the items returned by
2593
self._get_check_refs(), and values from looking those keys up in
2596
tree_basis = self.basis_tree()
2597
tree_basis.lock_read()
2599
repo_basis = references[('trees', self.last_revision())]
2600
if len(list(repo_basis.iter_changes(tree_basis))) > 0:
2601
raise errors.BzrCheckError(
2602
"Mismatched basis inventory content.")
2607
def _validate(self):
2608
"""Validate internal structures.
2610
This is meant mostly for the test suite. To give it a chance to detect
2611
corruption after actions have occurred. The default implementation is a
2614
:return: None. An exception should be raised if there is an error.
2618
def _get_rules_searcher(self, default_searcher):
2619
"""See Tree._get_rules_searcher."""
2620
if self._rules_searcher is None:
2621
self._rules_searcher = super(WorkingTree,
2622
self)._get_rules_searcher(default_searcher)
2623
return self._rules_searcher
2625
def get_shelf_manager(self):
2626
"""Return the ShelfManager for this WorkingTree."""
2627
from bzrlib.shelf import ShelfManager
2628
return ShelfManager(self, self._transport)
2631
1666
class WorkingTree2(WorkingTree):
2632
1667
"""This is the Format 2 working tree.
2634
This was the first weave based working tree.
1669
This was the first weave based working tree.
2635
1670
- uses os locks for locking.
2636
1671
- uses the branch last-revision.
2639
def __init__(self, *args, **kwargs):
2640
super(WorkingTree2, self).__init__(*args, **kwargs)
2641
# WorkingTree2 has more of a constraint that self._inventory must
2642
# exist. Because this is an older format, we don't mind the overhead
2643
# caused by the extra computation here.
2645
# Newer WorkingTree's should only have self._inventory set when they
2647
if self._inventory is None:
2648
self.read_working_inventory()
2650
def _get_check_refs(self):
2651
"""Return the references needed to perform a check of this tree."""
2652
return [('trees', self.last_revision())]
2654
1674
def lock_tree_write(self):
2655
1675
"""See WorkingTree.lock_tree_write().
2657
1677
In Format2 WorkingTrees we have a single lock for the branch and tree
2658
1678
so lock_tree_write() degrades to lock_write().
2660
:return: An object with an unlock method which will release the lock
2663
1680
self.branch.lock_write()
2665
self._control_files.lock_write()
1682
return self._control_files.lock_write()
2668
1684
self.branch.unlock()
2671
1687
def unlock(self):
2672
# do non-implementation specific cleanup
2675
1688
# we share control files:
2676
if self._control_files._lock_count == 3:
2677
# _inventory_is_modified is always False during a read lock.
2678
if self._inventory_is_modified:
2680
self._write_hashcache_if_dirty()
1689
if self._hashcache.needs_write and self._control_files._lock_count==3:
1690
self._hashcache.write()
2682
1691
# reverse order of locking.
2684
1693
return self._control_files.unlock()
2859
1851
def unregister_format(klass, format):
1852
assert klass._formats[format.get_format_string()] is format
2860
1853
del klass._formats[format.get_format_string()]
2863
1857
class WorkingTreeFormat2(WorkingTreeFormat):
2864
"""The second working tree format.
1858
"""The second working tree format.
2866
1860
This format modified the hash cache from the format 1 hash cache.
2869
upgrade_recommended = True
2871
1863
def get_format_description(self):
2872
1864
"""See WorkingTreeFormat.get_format_description()."""
2873
1865
return "Working tree format 2"
2875
def _stub_initialize_on_transport(self, transport, file_mode):
2876
"""Workaround: create control files for a remote working tree.
1867
def stub_initialize_remote(self, control_files):
1868
"""As a special workaround create critical control files for a remote working tree
2878
1870
This ensures that it can later be updated and dealt with locally,
2879
since BzrDirFormat6 and BzrDirFormat5 cannot represent dirs with
1871
since BzrDirFormat6 and BzrDirFormat5 cannot represent dirs with
2880
1872
no working tree. (See bug #43064).
2882
1874
sio = StringIO()
2883
inv = inventory.Inventory()
2884
xml5.serializer_v5.write_inventory(inv, sio, working=True)
1876
bzrlib.xml5.serializer_v5.write_inventory(inv, sio)
2886
transport.put_file('inventory', sio, file_mode)
2887
transport.put_bytes('pending-merges', '', file_mode)
2889
def initialize(self, a_bzrdir, revision_id=None, from_branch=None,
2890
accelerator_tree=None, hardlink=False):
1878
control_files.put('inventory', sio)
1880
control_files.put_utf8('pending-merges', '')
1883
def initialize(self, a_bzrdir, revision_id=None):
2891
1884
"""See WorkingTreeFormat.initialize()."""
2892
1885
if not isinstance(a_bzrdir.transport, LocalTransport):
2893
1886
raise errors.NotLocalUrl(a_bzrdir.transport.base)
2894
if from_branch is not None:
2895
branch = from_branch
2897
branch = a_bzrdir.open_branch()
2898
if revision_id is None:
2899
revision_id = _mod_revision.ensure_null(branch.last_revision())
2902
branch.generate_revision_history(revision_id)
2905
inv = inventory.Inventory()
1887
branch = a_bzrdir.open_branch()
1888
if revision_id is not None:
1891
revision_history = branch.revision_history()
1893
position = revision_history.index(revision_id)
1895
raise errors.NoSuchRevision(branch, revision_id)
1896
branch.set_revision_history(revision_history[:position + 1])
1899
revision = branch.last_revision()
2906
1901
wt = WorkingTree2(a_bzrdir.root_transport.local_abspath('.'),
2909
1904
_internal=True,
2911
1906
_bzrdir=a_bzrdir)
2912
basis_tree = branch.repository.revision_tree(revision_id)
2913
if basis_tree.inventory.root is not None:
2914
wt.set_root_id(basis_tree.get_root_id())
2915
# set the parent list and cache the basis tree.
2916
if _mod_revision.is_null(revision_id):
2919
parent_trees = [(revision_id, basis_tree)]
2920
wt.set_parent_trees(parent_trees)
2921
transform.build_tree(basis_tree, wt)
1907
wt._write_inventory(inv)
1908
wt.set_root_id(inv.root.file_id)
1909
basis_tree = branch.repository.revision_tree(revision)
1910
wt.set_parent_trees([(revision, basis_tree)])
1911
build_tree(basis_tree, wt)
2924
1914
def __init__(self):
3054
2014
raise NotImplementedError
3055
2015
if not isinstance(a_bzrdir.transport, LocalTransport):
3056
2016
raise errors.NotLocalUrl(a_bzrdir.transport.base)
3057
wt = self._open(a_bzrdir, self._open_control_files(a_bzrdir))
2017
return self._open(a_bzrdir, self._open_control_files(a_bzrdir))
3060
2019
def _open(self, a_bzrdir, control_files):
3061
2020
"""Open the tree itself.
3063
2022
:param a_bzrdir: the dir for the tree.
3064
2023
:param control_files: the control files for the tree.
3066
return self._tree_class(a_bzrdir.root_transport.local_abspath('.'),
3070
_control_files=control_files)
2025
return WorkingTree3(a_bzrdir.root_transport.local_abspath('.'),
2029
_control_files=control_files)
3072
2031
def __str__(self):
3073
2032
return self.get_format_string()
3076
__default_format = WorkingTreeFormat6()
2035
# formats which have no format string are not discoverable
2036
# and not independently creatable, so are not registered.
2037
__default_format = WorkingTreeFormat3()
3077
2038
WorkingTreeFormat.register_format(__default_format)
3078
WorkingTreeFormat.register_format(WorkingTreeFormat5())
3079
WorkingTreeFormat.register_format(WorkingTreeFormat4())
3080
WorkingTreeFormat.register_format(WorkingTreeFormat3())
3081
2039
WorkingTreeFormat.set_default_format(__default_format)
3082
# formats which have no format string are not discoverable
3083
# and not independently creatable, so are not registered.
3084
2040
_legacy_formats = [WorkingTreeFormat2(),
2044
class WorkingTreeTestProviderAdapter(object):
2045
"""A tool to generate a suite testing multiple workingtree formats at once.
2047
This is done by copying the test once for each transport and injecting
2048
the transport_server, transport_readonly_server, and workingtree_format
2049
classes into each copy. Each copy is also given a new id() to make it
2053
def __init__(self, transport_server, transport_readonly_server, formats):
2054
self._transport_server = transport_server
2055
self._transport_readonly_server = transport_readonly_server
2056
self._formats = formats
2058
def _clone_test(self, test, bzrdir_format, workingtree_format, variation):
2059
"""Clone test for adaption."""
2060
new_test = deepcopy(test)
2061
new_test.transport_server = self._transport_server
2062
new_test.transport_readonly_server = self._transport_readonly_server
2063
new_test.bzrdir_format = bzrdir_format
2064
new_test.workingtree_format = workingtree_format
2065
def make_new_test_id():
2066
new_id = "%s(%s)" % (test.id(), variation)
2067
return lambda: new_id
2068
new_test.id = make_new_test_id()
2071
def adapt(self, test):
2072
from bzrlib.tests import TestSuite
2073
result = TestSuite()
2074
for workingtree_format, bzrdir_format in self._formats:
2075
new_test = self._clone_test(
2078
workingtree_format, workingtree_format.__class__.__name__)
2079
result.addTest(new_test)
added
removed
bzrlib/workingtree.py
