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,
70
from bzrlib.transport import get_transport
71
from bzrlib.workingtree_4 import (
78
from bzrlib import symbol_versioning
54
from bzrlib import bzrdir, errors, osutils, urlutils
55
from bzrlib.atomicfile import AtomicFile
56
from bzrlib.conflicts import Conflict, ConflictList, CONFLICT_SUFFIXES
79
57
from bzrlib.decorators import needs_read_lock, needs_write_lock
80
from bzrlib.lock import LogicalLockResult
81
from bzrlib.lockable_files import LockableFiles
58
from bzrlib.errors import (BzrCheckError,
61
WeaveRevisionNotPresent,
65
MergeModifiedFormatError,
68
from bzrlib.inventory import InventoryEntry, Inventory
69
from bzrlib.lockable_files import LockableFiles, TransportLock
82
70
from bzrlib.lockdir import LockDir
83
import bzrlib.mutabletree
84
from bzrlib.mutabletree import needs_tree_write_lock
85
from bzrlib import osutils
71
from bzrlib.merge import merge_inner, transform_tree
86
72
from bzrlib.osutils import (
96
from bzrlib.filters import filtered_input_file
89
from bzrlib.progress import DummyProgress, ProgressPhase
90
from bzrlib.revision import NULL_REVISION
91
from bzrlib.rio import RioReader, rio_file, Stanza
92
from bzrlib.symbol_versioning import (deprecated_passed,
99
from bzrlib.textui import show_status
101
from bzrlib.transform import build_tree
97
102
from bzrlib.trace import mutter, note
103
from bzrlib.transport import get_transport
98
104
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
109
# the regex here does the following:
110
# 1) remove any weird characters; we don't escape them but rather
112
# 2) match leading '.'s to make it not hidden
113
_gen_file_id_re = re.compile(r'[^\w.]|(^\.*)')
114
_gen_id_suffix = None
118
def _next_id_suffix():
119
"""Create a new file id suffix that is reasonably unique.
121
On the first call we combine the current time with 64 bits of randomness
122
to give a highly probably globally unique number. Then each call in the same
123
process adds 1 to a serial number we append to that unique value.
125
# XXX TODO: change bzrlib.add.smart_add to call workingtree.add() rather
126
# than having to move the id randomness out of the inner loop like this.
127
# XXX TODO: for the global randomness this uses we should add the thread-id
128
# before the serial #.
129
global _gen_id_suffix, _gen_id_serial
130
if _gen_id_suffix is None:
131
_gen_id_suffix = "-%s-%s-" % (compact_date(time()), rand_chars(16))
133
return _gen_id_suffix + str(_gen_id_serial)
136
def gen_file_id(name):
137
"""Return new file id for the basename 'name'.
139
The uniqueness is supplied from _next_id_suffix.
141
# XXX TODO: squash the filename to lowercase.
142
# XXX TODO: truncate the filename to something like 20 or 30 chars.
143
# XXX TODO: consider what to do with ids that look like illegal filepaths
144
# on platforms we support.
145
return _gen_file_id_re.sub('', name) + _next_id_suffix()
149
"""Return a new tree-root file id."""
150
return gen_file_id('TREE_ROOT')
116
153
class TreeEntry(object):
117
154
"""An entry that implements the minimum interface used by commands.
119
This needs further inspection, it may be better to have
156
This needs further inspection, it may be better to have
120
157
InventoryEntries without ids - though that seems wrong. For now,
121
158
this is a parallel hierarchy to InventoryEntry, and needs to become
122
159
one of several things: decorates to that hierarchy, children of, or
386
376
inv = self._inventory
387
377
for path, ie in inv.iter_entries():
388
if osutils.lexists(self.abspath(path)):
378
if bzrlib.osutils.lexists(self.abspath(path)):
391
def all_file_ids(self):
392
"""See Tree.iter_all_file_ids"""
393
return set(self.inventory)
395
381
def __repr__(self):
396
382
return "<%s of %s>" % (self.__class__.__name__,
397
383
getattr(self, 'basedir', None))
399
385
def abspath(self, filename):
400
386
return pathjoin(self.basedir, filename)
402
388
def basis_tree(self):
403
"""Return RevisionTree for the current last revision.
405
If the left most parent is a ghost then the returned tree will be an
406
empty tree - one obtained by calling
407
repository.revision_tree(NULL_REVISION).
410
revision_id = self.get_parent_ids()[0]
412
# no parents, return an empty revision tree.
413
# in the future this should return the tree for
414
# '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:
421
# No cached copy available, retrieve from the repository.
422
# FIXME? RBC 20060403 should we cache the inventory locally
425
return self.branch.repository.revision_tree(revision_id)
426
except (errors.RevisionNotPresent, errors.NoSuchRevision):
427
# 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
430
if self.branch.repository.has_revision(revision_id):
432
# 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()
389
"""Return RevisionTree for the current last revision."""
390
revision_id = self.last_revision()
391
if revision_id is not None:
393
xml = self.read_basis_inventory()
394
inv = bzrlib.xml5.serializer_v5.read_inventory_from_string(xml)
397
if inv is not None and inv.revision_id == revision_id:
398
return bzrlib.tree.RevisionTree(self.branch.repository, inv,
400
# FIXME? RBC 20060403 should we cache the inventory here ?
401
return self.branch.repository.revision_tree(revision_id)
404
@deprecated_method(zero_eight)
405
def create(branch, directory):
406
"""Create a workingtree for branch at directory.
408
If existing_directory already exists it must have a .bzr directory.
409
If it does not exist, it will be created.
411
This returns a new WorkingTree object for the new checkout.
413
TODO FIXME RBC 20060124 when we have checkout formats in place this
414
should accept an optional revisionid to checkout [and reject this if
415
checking out into the same dir as a pre-checkout-aware branch format.]
417
XXX: When BzrDir is present, these should be created through that
420
warnings.warn('delete WorkingTree.create', stacklevel=3)
421
transport = get_transport(directory)
422
if branch.bzrdir.root_transport.base == transport.base:
424
return branch.bzrdir.create_workingtree()
425
# different directory,
426
# create a branch reference
427
# and now a working tree.
428
raise NotImplementedError
431
@deprecated_method(zero_eight)
432
def create_standalone(directory):
433
"""Create a checkout and a branch and a repo at directory.
435
Directory must exist and be empty.
437
please use BzrDir.create_standalone_workingtree
439
return bzrdir.BzrDir.create_standalone_workingtree(directory)
439
441
def relpath(self, path):
440
442
"""Return the local path portion from a given path.
442
The path may be absolute or relative. If its a relative path it is
444
The path may be absolute or relative. If its a relative path it is
443
445
interpreted relative to the python current working directory.
445
return osutils.relpath(self.basedir, path)
447
return relpath(self.basedir, path)
447
449
def has_filename(self, filename):
448
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))
450
return bzrlib.osutils.lexists(self.abspath(filename))
452
def get_file(self, file_id):
453
return self.get_file_byname(self.id2path(file_id))
455
def get_file_byname(self, filename):
456
return file(self.abspath(filename), 'rb')
544
458
def get_parent_ids(self):
545
459
"""See Tree.get_parent_ids.
547
461
This implementation reads the pending merges list and last_revision
548
462
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:
464
last_rev = self.last_revision()
554
468
parents = [last_rev]
556
merges_bytes = self._transport.get_bytes('pending-merges')
557
except errors.NoSuchFile:
560
for l in osutils.split_lines(merges_bytes):
561
revision_id = l.rstrip('\n')
562
parents.append(revision_id)
469
other_parents = self.pending_merges()
470
return parents + other_parents
566
472
def get_root_id(self):
567
473
"""Return the id of this trees root"""
568
return self._inventory.root.file_id
474
inv = self.read_working_inventory()
475
return inv.root.file_id
570
477
def _get_store_filename(self, file_id):
571
478
## XXX: badly named; this is not in the store at all
572
479
return self.abspath(self.id2path(file_id))
575
def clone(self, to_bzrdir, revision_id=None):
482
def clone(self, to_bzrdir, revision_id=None, basis=None):
576
483
"""Duplicate this working tree into to_bzr, including all state.
578
485
Specifically modified files are kept as modified, but
579
486
ignored and unknown files are discarded.
581
488
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
491
If not None, the cloned tree will have its last revision set to
492
revision, and and difference between the source trees last revision
586
493
and this one merged in.
496
If not None, a closer copy of a tree which may have some files in
497
common, and which file content should be preferentially copied from.
588
499
# assumes the target bzr dir format is compatible.
589
result = to_bzrdir.create_workingtree()
500
result = self._format.initialize(to_bzrdir)
590
501
self.copy_content_into(result, revision_id)
594
505
def copy_content_into(self, tree, revision_id=None):
595
506
"""Copy the current content and user files of this tree into tree."""
596
tree.set_root_id(self.get_root_id())
597
507
if revision_id is None:
598
merge.transform_tree(tree, self)
508
transform_tree(tree, self)
600
# TODO now merge from tree.last_revision to revision (to preserve
601
# user local changes)
602
merge.transform_tree(tree, self)
603
tree.set_parent_ids([revision_id])
510
# TODO now merge from tree.last_revision to revision
511
transform_tree(tree, self)
512
tree.set_last_revision(revision_id)
515
def commit(self, message=None, revprops=None, *args, **kwargs):
516
# avoid circular imports
517
from bzrlib.commit import Commit
520
if not 'branch-nick' in revprops:
521
revprops['branch-nick'] = self.branch.nick
522
# args for wt.commit start at message from the Commit.commit method,
523
# but with branch a kwarg now, passing in args as is results in the
524
#message being used for the branch
525
args = (DEPRECATED_PARAMETER, message, ) + args
526
committed_id = Commit().commit( working_tree=self, revprops=revprops,
528
self._set_inventory(self.read_working_inventory())
605
531
def id2abspath(self, file_id):
606
532
return self.abspath(self.id2path(file_id))
608
534
def has_id(self, file_id):
609
535
# files that have been deleted are excluded
536
inv = self._inventory
611
537
if not inv.has_id(file_id):
613
539
path = inv.id2path(file_id)
614
return osutils.lexists(self.abspath(path))
540
return bzrlib.osutils.lexists(self.abspath(path))
616
542
def has_or_had_id(self, file_id):
617
543
if file_id == self.inventory.root.file_id:
621
547
__contains__ = has_id
623
549
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:
550
return os.path.getsize(self.id2abspath(file_id))
636
def get_file_sha1(self, file_id, path=None, stat_value=None):
553
def get_file_sha1(self, file_id, path=None):
638
555
path = self._inventory.id2path(file_id)
639
return self._hashcache.get_sha1(path, stat_value)
556
return self._hashcache.get_sha1(path)
641
558
def get_file_mtime(self, file_id, path=None):
643
path = self.inventory.id2path(file_id)
560
path = self._inventory.id2path(file_id)
644
561
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
563
if not supports_executable():
659
564
def is_executable(self, file_id, path=None):
660
565
return self._inventory[file_id].executable
662
_is_executable_from_path_and_stat = \
663
_is_executable_from_path_and_stat_from_basis
665
567
def is_executable(self, file_id, path=None):
667
path = self.id2path(file_id)
569
path = self._inventory.id2path(file_id)
668
570
mode = os.lstat(self.abspath(path)).st_mode
669
571
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
def _add(self, files, ids, kinds):
676
"""See MutableTree._add."""
574
def add(self, files, ids=None):
575
"""Make files versioned.
577
Note that the command line normally calls smart_add instead,
578
which can automatically recurse.
580
This adds the files to the inventory, so that they will be
581
recorded by the next commit.
584
List of paths to add, relative to the base of the tree.
587
If set, use these instead of automatically generated ids.
588
Must be the same length as the list of files, but may
589
contain None for ids that are to be autogenerated.
591
TODO: Perhaps have an option to add the ids even if the files do
594
TODO: Perhaps callback with the ids and paths as they're added.
677
596
# TODO: Re-adding a file that is removed in the working copy
678
597
# should probably put it back with the previous ID.
679
# the read and write working inventory should not occur in this
680
# function - they should be part of lock_write and unlock.
682
for f, file_id, kind in zip(files, ids, kinds):
598
if isinstance(files, basestring):
599
assert(ids is None or isinstance(ids, basestring))
605
ids = [None] * len(files)
607
assert(len(ids) == len(files))
609
inv = self.read_working_inventory()
610
for f,file_id in zip(files, ids):
611
if self.is_control_filename(f):
612
raise errors.ForbiddenControlFileError(filename=f)
617
raise BzrError("cannot add top-level %r" % f)
619
fullpath = normpath(self.abspath(f))
621
kind = file_kind(fullpath)
623
if e.errno == errno.ENOENT:
624
raise NoSuchFile(fullpath)
625
if not InventoryEntry.versionable_kind(kind):
626
raise errors.BadFileKindError(filename=f, kind=kind)
683
627
if file_id is None:
684
628
inv.add_path(f, kind=kind)
686
630
inv.add_path(f, kind=kind, file_id=file_id)
687
self._inventory_is_modified = True
689
@needs_tree_write_lock
690
def _gather_kinds(self, files, kinds):
691
"""See MutableTree._gather_kinds."""
692
for pos, f in enumerate(files):
693
if kinds[pos] is None:
694
fullpath = normpath(self.abspath(f))
696
kinds[pos] = file_kind(fullpath)
698
if e.errno == errno.ENOENT:
699
raise errors.NoSuchFile(fullpath)
632
self._write_inventory(inv)
701
634
@needs_write_lock
702
def add_parent_tree_id(self, revision_id, allow_leftmost_as_ghost=False):
703
"""Add revision_id as a parent.
705
This is equivalent to retrieving the current list of parent ids
706
and setting the list to its value plus revision_id.
708
:param revision_id: The revision id to add to the parent list. It may
709
be a ghost revision as long as its not the first parent to be added,
710
or the allow_leftmost_as_ghost parameter is set True.
711
:param allow_leftmost_as_ghost: Allow the first parent to be a ghost.
713
parents = self.get_parent_ids() + [revision_id]
714
self.set_parent_ids(parents, allow_leftmost_as_ghost=len(parents) > 1
715
or allow_leftmost_as_ghost)
717
@needs_tree_write_lock
718
def add_parent_tree(self, parent_tuple, allow_leftmost_as_ghost=False):
719
"""Add revision_id, tree tuple as a parent.
721
This is equivalent to retrieving the current list of parent trees
722
and setting the list to its value plus parent_tuple. See also
723
add_parent_tree_id - if you only have a parent id available it will be
724
simpler to use that api. If you have the parent already available, using
725
this api is preferred.
727
:param parent_tuple: The (revision id, tree) to add to the parent list.
728
If the revision_id is a ghost, pass None for the tree.
729
:param allow_leftmost_as_ghost: Allow the first parent to be a ghost.
731
parent_ids = self.get_parent_ids() + [parent_tuple[0]]
732
if len(parent_ids) > 1:
733
# the leftmost may have already been a ghost, preserve that if it
735
allow_leftmost_as_ghost = True
736
self.set_parent_ids(parent_ids,
737
allow_leftmost_as_ghost=allow_leftmost_as_ghost)
739
@needs_tree_write_lock
740
635
def add_pending_merge(self, *revision_ids):
741
636
# TODO: Perhaps should check at this point that the
742
637
# history of the revision is actually present?
743
parents = self.get_parent_ids()
638
p = self.pending_merges()
745
640
for rev_id in revision_ids:
746
if rev_id in parents:
748
parents.append(rev_id)
751
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)
646
self.set_pending_merges(p)
649
def pending_merges(self):
650
"""Return a list of pending merges.
652
These are revisions that have been merged into the working
653
directory but not yet committed.
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
823
@needs_tree_write_lock
824
def set_parent_ids(self, revision_ids, allow_leftmost_as_ghost=False):
825
"""Set the parent ids to revision_ids.
827
See also set_parent_trees. This api will try to retrieve the tree data
828
for each element of revision_ids from the trees repository. If you have
829
tree data already available, it is more efficient to use
830
set_parent_trees rather than set_parent_ids. set_parent_ids is however
831
an easier API to use.
833
:param revision_ids: The revision_ids to set as the parent ids of this
834
working tree. Any of these may be ghosts.
836
self._check_parents_for_ghosts(revision_ids,
837
allow_leftmost_as_ghost=allow_leftmost_as_ghost)
838
for revision_id in revision_ids:
839
_mod_revision.check_not_reserved_id(revision_id)
841
revision_ids = self._filter_parent_ids_by_ancestry(revision_ids)
843
if len(revision_ids) > 0:
844
self.set_last_revision(revision_ids[0])
846
self.set_last_revision(_mod_revision.NULL_REVISION)
848
self._set_merges_from_parent_ids(revision_ids)
850
@needs_tree_write_lock
851
def set_parent_trees(self, parents_list, allow_leftmost_as_ghost=False):
852
"""See MutableTree.set_parent_trees."""
853
parent_ids = [rev for (rev, tree) in parents_list]
854
for revision_id in parent_ids:
855
_mod_revision.check_not_reserved_id(revision_id)
857
self._check_parents_for_ghosts(parent_ids,
858
allow_leftmost_as_ghost=allow_leftmost_as_ghost)
860
parent_ids = self._filter_parent_ids_by_ancestry(parent_ids)
862
if len(parent_ids) == 0:
863
leftmost_parent_id = _mod_revision.NULL_REVISION
864
leftmost_parent_tree = None
866
leftmost_parent_id, leftmost_parent_tree = parents_list[0]
868
if self._change_last_revision(leftmost_parent_id):
869
if leftmost_parent_tree is None:
870
# If we don't have a tree, fall back to reading the
871
# parent tree from the repository.
872
self._cache_basis_inventory(leftmost_parent_id)
874
inv = leftmost_parent_tree.inventory
875
xml = self._create_basis_xml_from_inventory(
876
leftmost_parent_id, inv)
877
self._write_basis_inventory(xml)
878
self._set_merges_from_parent_ids(parent_ids)
880
@needs_tree_write_lock
656
merges_file = self._control_files.get_utf8('pending-merges')
660
for l in merges_file.readlines():
661
p.append(l.rstrip('\n'))
881
665
def set_pending_merges(self, rev_list):
882
parents = self.get_parent_ids()
883
leftmost = parents[:1]
884
new_parents = leftmost + rev_list
885
self.set_parent_ids(new_parents)
666
self._control_files.put_utf8('pending-merges', '\n'.join(rev_list))
887
@needs_tree_write_lock
888
669
def set_merge_modified(self, modified_hashes):
889
670
def iter_stanzas():
890
671
for file_id, hash in modified_hashes.iteritems():
891
yield Stanza(file_id=file_id.decode('utf8'), hash=hash)
672
yield Stanza(file_id=file_id, hash=hash)
892
673
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.
904
676
def _put_rio(self, filename, stanzas, header):
905
self._must_be_locked()
906
677
my_file = rio_file(stanzas, header)
907
self._transport.put_file(filename, my_file,
908
mode=self.bzrdir._get_file_mode())
910
@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):
913
"""Merge from a branch into this working tree.
915
: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
919
branch.last_revision().
921
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:
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:
944
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()
678
self._control_files.put(filename, my_file)
955
681
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:
683
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
989
def mkdir(self, path, file_id=None):
990
"""See MutableTree.mkdir()."""
992
file_id = generate_ids.gen_file_id(os.path.basename(path))
993
os.mkdir(self.abspath(path))
994
self.add(path, file_id, 'directory')
688
if hashfile.next() != MERGE_MODIFIED_HEADER_1 + '\n':
689
raise MergeModifiedFormatError()
690
except StopIteration:
691
raise MergeModifiedFormatError()
692
for s in RioReader(hashfile):
693
file_id = s.get("file_id")
694
if file_id not in self.inventory:
697
if hash == self.get_file_sha1(file_id):
698
merge_hashes[file_id] = hash
997
701
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).
702
return os.readlink(self.id2abspath(file_id))
704
def file_class(self, filename):
705
if self.path2id(filename):
707
elif self.is_ignored(filename):
712
def list_files(self):
713
"""Recursively list all files as (path, class, kind, id, entry).
1145
715
Lists, but does not descend into unversioned directories.
1146
717
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
720
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)
722
inv = self._inventory
1161
723
# Convert these into local objects to save lookup times
1162
pathjoin = osutils.pathjoin
1163
file_kind = self._kind
724
pathjoin = bzrlib.osutils.pathjoin
725
file_kind = bzrlib.osutils.file_kind
1165
727
# transport.base ends in a slash, we want the piece
1166
728
# between the last two slashes
1244
803
except KeyError:
1245
804
yield fp[1:], c, fk, None, TreeEntry()
1248
807
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
810
# But do this child first
811
new_children = os.listdir(fap)
813
new_children = collections.deque(new_children)
814
stack.append((f_ie.file_id, fp, fap, new_children))
815
# Break out of inner loop, so that we start outer loop with child
1261
818
# if we finished all children, pop it off the stack
1264
@needs_tree_write_lock
1265
def move(self, from_paths, to_dir=None, after=False, **kwargs):
823
def move(self, from_paths, to_name):
1266
824
"""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;
826
to_name must exist in the inventory.
828
If to_name exists and is a directory, the files are moved into
829
it, keeping their old names.
831
Note that to_name is only the last component of the new name;
1274
832
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
834
This returns a list of (from_path, to_path) pairs for each
1298
835
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):
838
## TODO: Option to move IDs only
839
assert not isinstance(from_paths, basestring)
1316
840
inv = self.inventory
1317
to_abs = self.abspath(to_dir)
841
to_abs = self.abspath(to_name)
1318
842
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)))
843
raise BzrError("destination %r is not a directory" % to_abs)
844
if not self.has_filename(to_name):
845
raise BzrError("destination %r not in working directory" % to_abs)
846
to_dir_id = inv.path2id(to_name)
847
if to_dir_id == None and to_name != '':
848
raise BzrError("destination %r is not a versioned directory" % to_name)
1329
849
to_dir_ie = inv[to_dir_id]
1330
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
850
if to_dir_ie.kind not in ('directory', 'root_directory'):
851
raise BzrError("destination %r is not a directory" % to_abs)
853
to_idpath = inv.get_idpath(to_dir_id)
856
if not self.has_filename(f):
857
raise BzrError("%r does not exist in working tree" % f)
858
f_id = inv.path2id(f)
860
raise BzrError("%r is not versioned" % f)
861
name_tail = splitpath(f)[-1]
862
dest_path = pathjoin(to_name, name_tail)
863
if self.has_filename(dest_path):
864
raise BzrError("destination %r already exists" % dest_path)
865
if f_id in to_idpath:
866
raise BzrError("can't move %r to a subdirectory of itself" % f)
868
# OK, so there's a race here, it's possible that someone will
869
# create a file in this interval and then the rename might be
870
# left half-done. But we should have caught most problems.
871
orig_inv = deepcopy(self.inventory)
1360
self._inventory_is_modified = True
1361
self._move(rename_entries)
874
name_tail = splitpath(f)[-1]
875
dest_path = pathjoin(to_name, name_tail)
876
result.append((f, dest_path))
877
inv.rename(inv.path2id(f), to_dir_id, name_tail)
879
rename(self.abspath(f), self.abspath(dest_path))
881
raise BzrError("failed to rename %r to %r: %s" %
882
(f, dest_path, e[1]),
883
["rename rolled back"])
1363
885
# restore the inventory on error
1364
self._inventory_is_modified = original_modified
886
self._set_inventory(orig_inv)
1366
888
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
@needs_tree_write_lock
1471
def rename_one(self, from_rel, to_rel, after=False):
892
def rename_one(self, from_rel, to_rel):
1472
893
"""Rename one file.
1474
895
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
897
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
898
if not self.has_filename(from_rel):
899
raise BzrError("can't rename: old working file %r does not exist" % from_rel)
900
if self.has_filename(to_rel):
901
raise BzrError("can't rename: new working file %r already exists" % to_rel)
903
file_id = inv.path2id(from_rel)
905
raise BzrError("can't rename: old name %r is not versioned" % from_rel)
908
from_parent = entry.parent_id
909
from_name = entry.name
911
if inv.path2id(to_rel):
912
raise BzrError("can't rename: new name %r is already versioned" % to_rel)
1513
914
to_dir, to_tail = os.path.split(to_rel)
1514
915
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)
916
if to_dir_id == None and to_dir != '':
917
raise BzrError("can't determine destination directory id for %r" % to_dir)
919
mutter("rename_one:")
920
mutter(" file_id {%s}" % file_id)
921
mutter(" from_rel %r" % from_rel)
922
mutter(" to_rel %r" % to_rel)
923
mutter(" to_dir %r" % to_dir)
924
mutter(" to_dir_id {%s}" % to_dir_id)
926
inv.rename(file_id, to_dir_id, to_tail)
928
from_abs = self.abspath(from_rel)
929
to_abs = self.abspath(to_rel)
931
rename(from_abs, to_abs)
933
inv.rename(file_id, from_parent, from_name)
934
raise BzrError("failed to rename %r to %r: %s"
935
% (from_abs, to_abs, e[1]),
936
["rename rolled back"])
1542
937
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
939
@needs_read_lock
1557
940
def unknowns(self):
1558
941
"""Return all unknown files.
1715
1099
Cached in the Tree object after the first call.
1717
ignoreset = getattr(self, '_ignoreset', None)
1718
if ignoreset is not None:
1101
if hasattr(self, '_ignorelist'):
1102
return self._ignorelist
1721
ignore_globs = set()
1722
ignore_globs.update(ignores.get_runtime_ignores())
1723
ignore_globs.update(ignores.get_user_ignores())
1724
1105
if self.has_filename(bzrlib.IGNORE_FILENAME):
1725
1106
f = self.get_file_byname(bzrlib.IGNORE_FILENAME)
1727
ignore_globs.update(ignores.parse_ignore_file(f))
1730
self._ignoreset = 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
1107
l.extend([line.rstrip("\n\r").decode('utf-8')
1108
for line in f.readlines()])
1109
self._ignorelist = l
1110
self._ignore_regex = self._combine_ignore_rules(l)
1113
def _get_ignore_rules_as_regex(self):
1114
"""Return a regex of the ignore rules and a mapping dict.
1116
:return: (ignore rules compiled regex, dictionary mapping rule group
1117
indices to original rule.)
1119
if getattr(self, '_ignorelist', None) is None:
1120
self.get_ignore_list()
1121
return self._ignore_regex
1738
1123
def is_ignored(self, filename):
1739
1124
r"""Check whether the filename matches an ignore pattern.
1741
1126
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.
1127
others match against only the last component.
1746
1129
If the file is ignored, returns the pattern which caused it to
1747
1130
be ignored, otherwise None. So this can simply be used as a
1748
1131
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)
1133
# TODO: Use '**' to match directories, and other extended
1134
# globbing stuff from cvs/rsync.
1136
# XXX: fnmatch is actually not quite what we want: it's only
1137
# approximately the same as real Unix fnmatch, and doesn't
1138
# treat dotfiles correctly and allows * to match /.
1139
# Eventually it should be replaced with something more
1142
rules = self._get_ignore_rules_as_regex()
1143
for regex, mapping in rules:
1144
match = regex.match(filename)
1145
if match is not None:
1146
# one or more of the groups in mapping will have a non-None group
1148
groups = match.groups()
1149
rules = [mapping[group] for group in
1150
mapping if groups[group] is not None]
1753
1154
def kind(self, file_id):
1754
1155
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
1158
def last_revision(self):
1784
"""Return the last revision of the branch for this tree.
1786
This format tree does not support a separate marker for last-revision
1787
compared to the branch.
1789
See MutableTree.last_revision
1159
"""Return the last revision id of this working tree.
1161
In early branch formats this was == the branch last_revision,
1162
but that cannot be relied upon - for working tree operations,
1163
always use tree.last_revision().
1791
return self._last_revision()
1794
def _last_revision(self):
1795
"""helper for get_parent_ids."""
1796
return _mod_revision.ensure_null(self.branch.last_revision())
1165
return self.branch.last_revision()
1798
1167
def is_locked(self):
1799
1168
return self._control_files.is_locked()
1801
def _must_be_locked(self):
1802
if not self.is_locked():
1803
raise errors.ObjectNotLocked(self)
1805
1170
def lock_read(self):
1806
"""Lock the tree for reading.
1808
This also locks the branch, and can be unlocked via self.unlock().
1810
:return: A bzrlib.lock.LogicalLockResult.
1812
if not self.is_locked():
1814
self.branch.lock_read()
1816
self._control_files.lock_read()
1817
return LogicalLockResult(self.unlock)
1819
self.branch.unlock()
1822
def lock_tree_write(self):
1823
"""See MutableTree.lock_tree_write, and WorkingTree.unlock.
1825
:return: A bzrlib.lock.LogicalLockResult.
1827
if not self.is_locked():
1829
self.branch.lock_read()
1831
self._control_files.lock_write()
1832
return LogicalLockResult(self.unlock)
1171
"""See Branch.lock_read, and WorkingTree.unlock."""
1172
self.branch.lock_read()
1174
return self._control_files.lock_read()
1834
1176
self.branch.unlock()
1837
1179
def lock_write(self):
1838
"""See MutableTree.lock_write, and WorkingTree.unlock.
1840
:return: A bzrlib.lock.LogicalLockResult.
1842
if not self.is_locked():
1180
"""See Branch.lock_write, and WorkingTree.unlock."""
1844
1181
self.branch.lock_write()
1846
self._control_files.lock_write()
1847
return LogicalLockResult(self.unlock)
1183
return self._control_files.lock_write()
1849
1185
self.branch.unlock()
1874
1200
def _change_last_revision(self, new_revision):
1875
1201
"""Template method part of set_last_revision to perform the change.
1877
1203
This is used to allow WorkingTree3 instances to not affect branch
1878
1204
when their last revision is set.
1880
if _mod_revision.is_null(new_revision):
1206
if new_revision is None:
1881
1207
self.branch.set_revision_history([])
1209
# current format is locked in with the branch
1210
revision_history = self.branch.revision_history()
1884
self.branch.generate_revision_history(new_revision)
1885
except errors.NoSuchRevision:
1886
# not present in the repo - dont try to set it deeper than the tip
1887
self.branch.set_revision_history([new_revision])
1212
position = revision_history.index(new_revision)
1214
raise errors.NoSuchRevision(self.branch, new_revision)
1215
self.branch.set_revision_history(revision_history[:position + 1])
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
1218
def _cache_basis_inventory(self, new_revision):
1903
1219
"""Cache new_revision as the basis inventory."""
1904
1220
# TODO: this should allow the ready-to-use inventory to be passed in,
1905
1221
# as commit already has that ready-to-use [while the format is the
1906
1222
# same, that is].
1908
# this double handles the inventory - unpack and repack -
1224
# this double handles the inventory - unpack and repack -
1909
1225
# but is easier to understand. We can/should put a conditional
1910
1226
# in here based on whether the inventory is in the latest format
1911
1227
# - perhaps we should repack all inventories on a repository
1913
1229
# the fast path is to copy the raw xml from the repository. If the
1914
# xml contains 'revision_id="', then we assume the right
1230
# xml contains 'revision_id="', then we assume the right
1915
1231
# revision_id is set. We must check for this full string, because a
1916
1232
# root node id can legitimately look like 'revision_id' but cannot
1917
1233
# contain a '"'.
1918
xml = self.branch.repository._get_inventory_xml(new_revision)
1919
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)
1926
except (errors.NoSuchRevision, errors.RevisionNotPresent):
1234
xml = self.branch.repository.get_inventory_xml(new_revision)
1235
if not 'revision_id="' in xml.split('\n', 1)[0]:
1236
inv = self.branch.repository.deserialise_inventory(
1238
inv.revision_id = new_revision
1239
xml = bzrlib.xml5.serializer_v5.write_inventory_to_string(inv)
1240
assert isinstance(xml, str), 'serialised xml must be bytestring.'
1241
path = self._basis_inventory_name()
1243
self._control_files.put(path, sio)
1244
except WeaveRevisionNotPresent:
1929
1247
def read_basis_inventory(self):
1930
1248
"""Read the cached basis inventory."""
1931
1249
path = self._basis_inventory_name()
1932
return self._transport.get_bytes(path)
1250
return self._control_files.get(path).read()
1934
1252
@needs_read_lock
1935
1253
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.
1254
"""Read the working inventory."""
1943
1255
# 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)
1257
result = bzrlib.xml5.serializer_v5.read_inventory(
1258
self._control_files.get('inventory'))
1259
self._set_inventory(result)
1955
@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.
1263
def remove(self, files, verbose=False, to_file=None):
1264
"""Remove nominated files from the working inventory..
1266
This does not remove their text. This does not run on XXX on what? RBC
1268
TODO: Refuse to remove modified files unless --force is given?
1270
TODO: Do something useful with directories.
1272
TODO: Should this remove the text or not? Tough call; not
1273
removing may be useful and the user can just use use rm, and
1274
is the opposite of add. Removing it is consistent with most
1275
other tools. Maybe an option.
1277
## TODO: Normalize names
1278
## TODO: Remove nested loops; better scalability
1965
1279
if isinstance(files, basestring):
1966
1280
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.
1282
inv = self.inventory
1284
# do this before any modifications
2038
1285
for f in files:
2039
fid = self.path2id(f)
1286
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)
2079
@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)
1288
# TODO: Perhaps make this just a warning, and continue?
1289
# This tends to happen when
1290
raise NotVersionedError(path=f)
1292
# having remove it, it must be either ignored or unknown
1293
if self.is_ignored(f):
1297
show_status(new_status, inv[fid].kind, f, to_file=to_file)
1300
self._write_inventory(inv)
1303
def revert(self, filenames, old_tree=None, backups=True,
1304
pb=DummyProgress()):
1305
from transform import revert
1306
from conflicts import resolve
2088
1307
if old_tree is None:
2089
basis_tree = self.basis_tree()
2090
basis_tree.lock_read()
2091
old_tree = basis_tree
1308
old_tree = self.basis_tree()
1309
conflicts = revert(self, old_tree, filenames, backups, pb)
1310
if not len(filenames):
1311
self.set_pending_merges([])
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:
1314
resolve(self, filenames, ignore_misses=True)
2112
1315
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
1317
# XXX: This method should be deprecated in favour of taking in a proper
2139
1318
# new Inventory object.
2140
@needs_tree_write_lock
2141
1320
def set_inventory(self, new_inventory_list):
2142
1321
from bzrlib.inventory import (Inventory,
2143
1322
InventoryDirectory,
2146
1326
inv = Inventory(self.get_root_id())
2156
1336
elif kind == 'symlink':
2157
1337
inv.add(InventoryLink(file_id, name, parent))
2159
raise errors.BzrError("unknown kind %r" % kind)
1339
raise BzrError("unknown kind %r" % kind)
2160
1340
self._write_inventory(inv)
2162
@needs_tree_write_lock
2163
1343
def set_root_id(self, file_id):
2164
1344
"""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
1345
inv = self.read_working_inventory()
2180
1346
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
1347
del inv._byid[inv.root.file_id]
2187
1348
inv.root.file_id = file_id
2188
# and link it into the index with the new changed id.
2189
1349
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
1350
for fid in inv:
2194
1351
entry = inv[fid]
2195
1352
if entry.parent_id == orig_root_id:
2196
1353
entry.parent_id = inv.root.file_id
1354
self._write_inventory(inv)
2198
1356
def unlock(self):
2199
1357
"""See Branch.unlock.
2201
1359
WorkingTree locking just uses the Branch locking facilities.
2202
1360
This is current because all working trees have an embedded branch
2203
1361
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
1362
between multiple working trees, i.e. via shared storage, then we
2205
1363
would probably want to lock both the local tree, and the branch.
2207
raise NotImplementedError(self.unlock)
2211
def update(self, change_reporter=None, possible_transports=None,
2212
revision=None, old_tip=_marker):
1365
# FIXME: We want to write out the hashcache only when the last lock on
1366
# this working copy is released. Peeking at the lock count is a bit
1367
# of a nasty hack; probably it's better to have a transaction object,
1368
# which can do some finalization when it's either successfully or
1369
# unsuccessfully completed. (Denys's original patch did that.)
1370
# RBC 20060206 hooking into transaction will couple lock and transaction
1371
# wrongly. Hooking into unlock on the control files object is fine though.
1373
# TODO: split this per format so there is no ugly if block
1374
if self._hashcache.needs_write and (
1375
# dedicated lock files
1376
self._control_files._lock_count==1 or
1378
(self._control_files is self.branch.control_files and
1379
self._control_files._lock_count==3)):
1380
self._hashcache.write()
1381
# reverse order of locking.
1383
return self._control_files.unlock()
1385
self.branch.unlock()
2213
1389
"""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.
1391
This will update the branch if its bound too, which means we have multiple trees involved:
1392
The new basis tree of the master.
1393
The old basis tree of the branch.
1394
The old basis tree of the working tree.
1395
The current working tree state.
1396
pathologically all three may be different, and non ancestors of each other.
1397
Conceptually we want to:
1398
Preserve the wt.basis->wt.state changes
1399
Transform the wt.basis to the new master basis.
1400
Apply a merge of the old branch basis to get any 'local' changes from it into the tree.
1401
Restore the wt.basis->wt.state changes.
2232
1403
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
1404
Merge current state -> basis tree of the master w.r.t. the old tree basis.
1405
Do a 'normal' merge of the old branch basis if it is relevant.
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
1407
old_tip = self.branch.update()
1408
if old_tip is not None:
1409
self.add_pending_merge(old_tip)
1410
self.branch.lock_read()
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)
1413
if self.last_revision() != self.branch.last_revision():
1414
# merge tree state up to new branch tip.
1415
basis = self.basis_tree()
1416
to_tree = self.branch.basis_tree()
1417
result += merge_inner(self.branch,
1421
self.set_last_revision(self.branch.last_revision())
1422
if old_tip and old_tip != self.last_revision():
1423
# our last revision was not the prior branch last revision
1424
# and we have converted that last revision to a pending merge.
1425
# base is somewhere between the branch tip now
1426
# and the now pending merge
1427
from bzrlib.revision import common_ancestor
1429
base_rev_id = common_ancestor(self.branch.last_revision(),
1431
self.branch.repository)
1432
except errors.NoCommonAncestor:
1434
base_tree = self.branch.repository.revision_tree(base_rev_id)
1435
other_tree = self.branch.repository.revision_tree(old_tip)
1436
result += merge_inner(self.branch,
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.
2266
# here if old_tip is not None, it is the old tip of the branch before
2267
# it was updated from the master branch. This should become a pending
2268
# merge in the working tree to preserve the user existing work. we
2269
# cant set that until we update the working trees last revision to be
2270
# one from the new branch, because it will just get absorbed by the
2271
# parent de-duplication logic.
2273
# We MUST save it even if an error occurs, because otherwise the users
2274
# local work is unreferenced and will appear to have been lost.
2278
last_rev = self.get_parent_ids()[0]
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()
2305
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)
2325
# TODO - dedup parents list with things merged by pull ?
2326
# reuse the tree we've updated to to set the basis:
2327
parent_trees = [(revision, to_tree)]
2328
merges = self.get_parent_ids()[1:]
2329
# 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
2331
# lazy initialised tree. dirstate for instance will have the trees
2332
# in ram already, whereas a last-revision + basis-inventory tree
2333
# will not, but also does not need them when setting parents.
2334
for parent in merges:
2335
parent_trees.append(
2336
(parent, self.branch.repository.revision_tree(parent)))
2337
if not _mod_revision.is_null(old_tip):
2338
parent_trees.append(
2339
(old_tip, self.branch.repository.revision_tree(old_tip)))
2340
self.set_parent_trees(parent_trees)
2341
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:
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)
2358
@needs_tree_write_lock
1442
self.branch.unlock()
2359
1445
def _write_inventory(self, inv):
2360
1446
"""Write inventory as the current inventory."""
2361
self._set_inventory(inv, dirty=True)
1448
bzrlib.xml5.serializer_v5.write_inventory(inv, sio)
1450
self._control_files.put('inventory', sio)
1451
self._set_inventory(inv)
1452
mutter('wrote working inventory')
2364
1454
def set_conflicts(self, arg):
2365
raise errors.UnsupportedOperation(self.set_conflicts, self)
1455
raise UnsupportedOperation(self.set_conflicts, self)
2367
1457
def add_conflicts(self, arg):
2368
raise errors.UnsupportedOperation(self.add_conflicts, self)
1458
raise UnsupportedOperation(self.add_conflicts, self)
2370
1460
@needs_read_lock
2371
1461
def conflicts(self):
2372
conflicts = _mod_conflicts.ConflictList()
1462
conflicts = ConflictList()
2373
1463
for conflicted in self._iter_conflicts():
2388
1478
if text == False:
2390
1480
ctype = {True: 'text conflict', False: 'contents conflict'}[text]
2391
conflicts.append(_mod_conflicts.Conflict.factory(ctype,
1481
conflicts.append(Conflict.factory(ctype, path=conflicted,
2393
1482
file_id=self.path2id(conflicted)))
2394
1483
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
class WorkingTree2(WorkingTree):
2632
"""This is the Format 2 working tree.
2634
This was the first weave based working tree.
2635
- uses os locks for locking.
2636
- 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
def lock_tree_write(self):
2655
"""See WorkingTree.lock_tree_write().
2657
In Format2 WorkingTrees we have a single lock for the branch and tree
2658
so lock_tree_write() degrades to lock_write().
2660
:return: An object with an unlock method which will release the lock
2663
self.branch.lock_write()
2665
self._control_files.lock_write()
2668
self.branch.unlock()
2672
# do non-implementation specific cleanup
2675
# 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()
2682
# reverse order of locking.
2684
return self._control_files.unlock()
2686
self.branch.unlock()
2689
1486
class WorkingTree3(WorkingTree):
2690
1487
"""This is the Format 3 working tree.
added
removed
bzrlib/workingtree.py
