19
19
from stat import S_ISREG, S_IEXEC
29
lazy_import.lazy_import(globals(), """
21
from bzrlib.lazy_import import lazy_import
22
lazy_import(globals(), """
30
23
from bzrlib import (
41
32
revision as _mod_revision,
46
35
from bzrlib.errors import (DuplicateKey, MalformedTransform, NoSuchFile,
47
ReusingTransform, CantMoveRoot,
36
ReusingTransform, NotVersionedError, CantMoveRoot,
48
37
ExistingLimbo, ImmortalLimbo, NoFinalPath,
49
38
UnableCreateSymlink)
50
39
from bzrlib.filters import filtered_output_bytes, ContentFilterContext
40
from bzrlib.inventory import InventoryEntry
51
41
from bzrlib.osutils import (
58
49
supports_executable,
60
from bzrlib.progress import ProgressPhase
51
from bzrlib.progress import DummyProgress, ProgressPhase
61
52
from bzrlib.symbol_versioning import (
56
from bzrlib.trace import mutter, warning
57
from bzrlib import tree
59
import bzrlib.urlutils as urlutils
68
62
ROOT_PARENT = "root-parent"
70
65
def unique_add(map, key, value):
72
67
raise DuplicateKey(key=key)
77
71
class _TransformResults(object):
78
72
def __init__(self, modified_paths, rename_count):
79
73
object.__init__(self)
216
202
self.version_file(old_root_file_id, old_root)
217
203
self.unversion_file(self._new_root)
219
def fixup_new_roots(self):
220
"""Reinterpret requests to change the root directory
222
Instead of creating a root directory, or moving an existing directory,
223
all the attributes and children of the new root are applied to the
224
existing root directory.
226
This means that the old root trans-id becomes obsolete, so it is
227
recommended only to invoke this after the root trans-id has become
231
new_roots = [k for k, v in self._new_parent.iteritems() if v is
233
if len(new_roots) < 1:
235
if len(new_roots) != 1:
236
raise ValueError('A tree cannot have two roots!')
237
if self._new_root is None:
238
self._new_root = new_roots[0]
240
old_new_root = new_roots[0]
241
# unversion the new root's directory.
242
if self.final_kind(self._new_root) is None:
243
file_id = self.final_file_id(old_new_root)
245
file_id = self.final_file_id(self._new_root)
246
if old_new_root in self._new_id:
247
self.cancel_versioning(old_new_root)
249
self.unversion_file(old_new_root)
250
# if, at this stage, root still has an old file_id, zap it so we can
251
# stick a new one in.
252
if (self.tree_file_id(self._new_root) is not None and
253
self._new_root not in self._removed_id):
254
self.unversion_file(self._new_root)
255
if file_id is not None:
256
self.version_file(file_id, self._new_root)
258
# Now move children of new root into old root directory.
259
# Ensure all children are registered with the transaction, but don't
260
# use directly-- some tree children have new parents
261
list(self.iter_tree_children(old_new_root))
262
# Move all children of new root into old root directory.
263
for child in self.by_parent().get(old_new_root, []):
264
self.adjust_path(self.final_name(child), self._new_root, child)
266
# Ensure old_new_root has no directory.
267
if old_new_root in self._new_contents:
268
self.cancel_creation(old_new_root)
270
self.delete_contents(old_new_root)
272
# prevent deletion of root directory.
273
if self._new_root in self._removed_contents:
274
self.cancel_deletion(self._new_root)
276
# destroy path info for old_new_root.
277
del self._new_parent[old_new_root]
278
del self._new_name[old_new_root]
280
205
def trans_id_tree_file_id(self, inventory_id):
281
206
"""Determine the transaction id of a working tree file.
393
317
return sorted(FinalPaths(self).get_paths(new_ids))
395
319
def _inventory_altered(self):
396
"""Determine which trans_ids need new Inventory entries.
398
An new entry is needed when anything that would be reflected by an
399
inventory entry changes, including file name, file_id, parent file_id,
400
file kind, and the execute bit.
402
Some care is taken to return entries with real changes, not cases
403
where the value is deleted and then restored to its original value,
404
but some actually unchanged values may be returned.
406
:returns: A list of (path, trans_id) for all items requiring an
407
inventory change. Ordered by path.
410
# Find entries whose file_ids are new (or changed).
411
new_file_id = set(t for t in self._new_id
412
if self._new_id[t] != self.tree_file_id(t))
413
for id_set in [self._new_name, self._new_parent, new_file_id,
320
"""Get the trans_ids and paths of files needing new inv entries."""
322
for id_set in [self._new_name, self._new_parent, self._new_id,
414
323
self._new_executability]:
415
changed_ids.update(id_set)
416
# removing implies a kind change
324
new_ids.update(id_set)
417
325
changed_kind = set(self._removed_contents)
419
326
changed_kind.intersection_update(self._new_contents)
420
# Ignore entries that are already known to have changed.
421
changed_kind.difference_update(changed_ids)
422
# to keep only the truly changed ones
423
changed_kind = (t for t in changed_kind
424
if self.tree_kind(t) != self.final_kind(t))
425
# all kind changes will alter the inventory
426
changed_ids.update(changed_kind)
427
# To find entries with changed parent_ids, find parents which existed,
428
# but changed file_id.
429
changed_file_id = set(t for t in new_file_id if t in self._removed_id)
430
# Now add all their children to the set.
431
for parent_trans_id in new_file_id:
432
changed_ids.update(self.iter_tree_children(parent_trans_id))
433
return sorted(FinalPaths(self).get_paths(changed_ids))
327
changed_kind.difference_update(new_ids)
328
changed_kind = (t for t in changed_kind if self.tree_kind(t) !=
330
new_ids.update(changed_kind)
331
return sorted(FinalPaths(self).get_paths(new_ids))
435
333
def final_kind(self, trans_id):
436
334
"""Determine the final file kind, after any changes applied.
438
:return: None if the file does not exist/has no contents. (It is
439
conceivable that a path would be created without the corresponding
440
contents insertion command)
336
Raises NoSuchFile if the file does not exist/has no contents.
337
(It is conceivable that a path would be created without the
338
corresponding contents insertion command)
442
340
if trans_id in self._new_contents:
443
341
return self._new_contents[trans_id]
444
342
elif trans_id in self._removed_contents:
343
raise NoSuchFile(None)
447
345
return self.tree_kind(trans_id)
572
468
# ensure that all children are registered with the transaction
573
469
list(self.iter_tree_children(parent_id))
575
@deprecated_method(deprecated_in((2, 3, 0)))
576
471
def has_named_child(self, by_parent, parent_id, name):
577
return self._has_named_child(
578
name, parent_id, known_children=by_parent.get(parent_id, []))
580
def _has_named_child(self, name, parent_id, known_children):
581
"""Does a parent already have a name child.
583
:param name: The searched for name.
585
:param parent_id: The parent for which the check is made.
587
:param known_children: The already known children. This should have
588
been recently obtained from `self.by_parent.get(parent_id)`
589
(or will be if None is passed).
591
if known_children is None:
592
known_children = self.by_parent().get(parent_id, [])
593
for child in known_children:
473
children = by_parent[parent_id]
476
for child in children:
594
477
if self.final_name(child) == name:
596
parent_path = self._tree_id_paths.get(parent_id, None)
597
if parent_path is None:
598
# No parent... no children
480
path = self._tree_id_paths[parent_id]
600
child_path = joinpath(parent_path, name)
601
child_id = self._tree_path_ids.get(child_path, None)
483
childpath = joinpath(path, name)
484
child_id = self._tree_path_ids.get(childpath)
602
485
if child_id is None:
603
# Not known by the tree transform yet, check the filesystem
604
return osutils.lexists(self._tree.abspath(child_path))
486
return lexists(self._tree.abspath(childpath))
606
raise AssertionError('child_id is missing: %s, %s, %s'
607
% (name, parent_id, child_id))
609
def _available_backup_name(self, name, target_id):
610
"""Find an available backup name.
612
:param name: The basename of the file.
614
:param target_id: The directory trans_id where the backup should
617
known_children = self.by_parent().get(target_id, [])
618
return osutils.available_backup_name(
620
lambda base: self._has_named_child(
621
base, target_id, known_children))
488
if self.final_parent(child_id) != parent_id:
490
if child_id in self._removed_contents:
491
# XXX What about dangling file-ids?
623
496
def _parent_loops(self):
624
497
"""No entry should be its own ancestor"""
701
581
if (self._new_name, self._new_parent) == ({}, {}):
703
583
for children in by_parent.itervalues():
705
for child_tid in children:
706
name = self.final_name(child_tid)
708
# Keep children only if they still exist in the end
709
if not self._case_sensitive_target:
711
name_ids.append((name, child_tid))
584
name_ids = [(self.final_name(t), t) for t in children]
585
if not self._case_sensitive_target:
586
name_ids = [(n.lower(), t) for n, t in name_ids]
714
589
last_trans_id = None
715
590
for name, trans_id in name_ids:
716
kind = self.final_kind(trans_id)
592
kind = self.final_kind(trans_id)
717
595
file_id = self.final_file_id(trans_id)
718
596
if kind is None and file_id is None:
740
618
def _parent_type_conflicts(self, by_parent):
741
"""Children must have a directory parent"""
619
"""parents must have directory 'contents'."""
743
621
for parent_id, children in by_parent.iteritems():
744
622
if parent_id is ROOT_PARENT:
747
for child_id in children:
748
if self.final_kind(child_id) is not None:
624
if not self._any_contents(children):
753
# There is at least a child, so we need an existing directory to
755
kind = self.final_kind(parent_id)
626
for child in children:
628
self.final_kind(child)
632
kind = self.final_kind(parent_id)
757
# The directory will be deleted
758
636
conflicts.append(('missing parent', parent_id))
759
637
elif kind != "directory":
760
# Meh, we need a *directory* to put something in it
761
638
conflicts.append(('non-directory parent', parent_id))
641
def _any_contents(self, trans_ids):
642
"""Return true if any of the trans_ids, will have contents."""
643
for trans_id in trans_ids:
645
kind = self.final_kind(trans_id)
764
651
def _set_executability(self, path, trans_id):
765
652
"""Set the executability of versioned files """
766
653
if supports_executable():
830
717
self.create_symlink(target, trans_id)
833
def new_orphan(self, trans_id, parent_id):
834
"""Schedule an item to be orphaned.
836
When a directory is about to be removed, its children, if they are not
837
versioned are moved out of the way: they don't have a parent anymore.
839
:param trans_id: The trans_id of the existing item.
840
:param parent_id: The parent trans_id of the item.
842
raise NotImplementedError(self.new_orphan)
844
def _get_potential_orphans(self, dir_id):
845
"""Find the potential orphans in a directory.
847
A directory can't be safely deleted if there are versioned files in it.
848
If all the contained files are unversioned then they can be orphaned.
850
The 'None' return value means that the directory contains at least one
851
versioned file and should not be deleted.
853
:param dir_id: The directory trans id.
855
:return: A list of the orphan trans ids or None if at least one
856
versioned file is present.
859
# Find the potential orphans, stop if one item should be kept
860
for child_tid in self.by_parent()[dir_id]:
861
if child_tid in self._removed_contents:
862
# The child is removed as part of the transform. Since it was
863
# versioned before, it's not an orphan
865
elif self.final_file_id(child_tid) is None:
866
# The child is not versioned
867
orphans.append(child_tid)
869
# We have a versioned file here, searching for orphans is
875
720
def _affected_ids(self):
876
721
"""Return the set of transform ids affected by the transform"""
877
722
trans_ids = set(self._removed_id)
1017
865
return _PreviewTree(self)
1019
def commit(self, branch, message, merge_parents=None, strict=False,
1020
timestamp=None, timezone=None, committer=None, authors=None,
1021
revprops=None, revision_id=None):
867
def commit(self, branch, message, merge_parents=None, strict=False):
1022
868
"""Commit the result of this TreeTransform to a branch.
1024
870
:param branch: The branch to commit to.
1025
871
:param message: The message to attach to the commit.
1026
:param merge_parents: Additional parent revision-ids specified by
1028
:param strict: If True, abort the commit if there are unversioned
1030
:param timestamp: if not None, seconds-since-epoch for the time and
1031
date. (May be a float.)
1032
:param timezone: Optional timezone for timestamp, as an offset in
1034
:param committer: Optional committer in email-id format.
1035
(e.g. "J Random Hacker <jrandom@example.com>")
1036
:param authors: Optional list of authors in email-id format.
1037
:param revprops: Optional dictionary of revision properties.
1038
:param revision_id: Optional revision id. (Specifying a revision-id
1039
may reduce performance for some non-native formats.)
872
:param merge_parents: Additional parents specified by pending merges.
1040
873
:return: The revision_id of the revision committed.
1042
875
self._check_malformed()
1173
1000
class DiskTreeTransform(TreeTransformBase):
1174
1001
"""Tree transform storing its contents on disk."""
1176
def __init__(self, tree, limbodir, pb=None,
1003
def __init__(self, tree, limbodir, pb=DummyProgress(),
1177
1004
case_sensitive=True):
1178
1005
"""Constructor.
1179
1006
:param tree: The tree that will be transformed, but not necessarily
1180
1007
the output tree.
1181
1008
:param limbodir: A directory where new files can be stored until
1182
1009
they are installed in their proper places
1010
:param pb: A ProgressBar indicating how much progress is being made
1184
1011
:param case_sensitive: If True, the target of the transform is
1185
1012
case sensitive, not just case preserving.
1294
1107
descendants.update(self._limbo_descendants(descendant))
1295
1108
return descendants
1297
def create_file(self, contents, trans_id, mode_id=None, sha1=None):
1110
def create_file(self, contents, trans_id, mode_id=None):
1298
1111
"""Schedule creation of a new file.
1302
:param contents: an iterator of strings, all of which will be written
1303
to the target destination.
1304
:param trans_id: TreeTransform handle
1305
:param mode_id: If not None, force the mode of the target file to match
1306
the mode of the object referenced by mode_id.
1307
Otherwise, we will try to preserve mode bits of an existing file.
1308
:param sha1: If the sha1 of this content is already known, pass it in.
1309
We can use it to prevent future sha1 computations.
1115
Contents is an iterator of strings, all of which will be written
1116
to the target destination.
1118
New file takes the permissions of any existing file with that id,
1119
unless mode_id is specified.
1311
1121
name = self._limbo_name(trans_id)
1312
1122
f = open(name, 'wb')
1314
unique_add(self._new_contents, trans_id, 'file')
1125
unique_add(self._new_contents, trans_id, 'file')
1127
# Clean up the file, it never got registered so
1128
# TreeTransform.finalize() won't clean it up.
1315
1133
f.writelines(contents)
1318
self._set_mtime(name)
1319
1136
self._set_mode(trans_id, mode_id, S_ISREG)
1320
# It is unfortunate we have to use lstat instead of fstat, but we just
1321
# used utime and chmod on the file, so we need the accurate final
1323
if sha1 is not None:
1324
self._observed_sha1s[trans_id] = (sha1, osutils.lstat(name))
1326
1138
def _read_file_chunks(self, trans_id):
1327
1139
cur_file = open(self._limbo_name(trans_id), 'rb')
1397
1198
del self._limbo_children_names[trans_id]
1398
1199
delete_any(self._limbo_name(trans_id))
1400
def new_orphan(self, trans_id, parent_id):
1401
# FIXME: There is no tree config, so we use the branch one (it's weird
1402
# to define it this way as orphaning can only occur in a working tree,
1403
# but that's all we have (for now). It will find the option in
1404
# locations.conf or bazaar.conf though) -- vila 20100916
1405
conf = self._tree.branch.get_config()
1406
conf_var_name = 'bzr.transform.orphan_policy'
1407
orphan_policy = conf.get_user_option(conf_var_name)
1408
default_policy = orphaning_registry.default_key
1409
if orphan_policy is None:
1410
orphan_policy = default_policy
1411
if orphan_policy not in orphaning_registry:
1412
trace.warning('%s (from %s) is not a known policy, defaulting '
1413
'to %s' % (orphan_policy, conf_var_name, default_policy))
1414
orphan_policy = default_policy
1415
handle_orphan = orphaning_registry.get(orphan_policy)
1416
handle_orphan(self, trans_id, parent_id)
1419
class OrphaningError(errors.BzrError):
1421
# Only bugs could lead to such exception being seen by the user
1422
internal_error = True
1423
_fmt = "Error while orphaning %s in %s directory"
1425
def __init__(self, orphan, parent):
1426
errors.BzrError.__init__(self)
1427
self.orphan = orphan
1428
self.parent = parent
1431
class OrphaningForbidden(OrphaningError):
1433
_fmt = "Policy: %s doesn't allow creating orphans."
1435
def __init__(self, policy):
1436
errors.BzrError.__init__(self)
1437
self.policy = policy
1440
def move_orphan(tt, orphan_id, parent_id):
1441
"""See TreeTransformBase.new_orphan.
1443
This creates a new orphan in the `bzr-orphans` dir at the root of the
1446
:param tt: The TreeTransform orphaning `trans_id`.
1448
:param orphan_id: The trans id that should be orphaned.
1450
:param parent_id: The orphan parent trans id.
1452
# Add the orphan dir if it doesn't exist
1453
orphan_dir_basename = 'bzr-orphans'
1454
od_id = tt.trans_id_tree_path(orphan_dir_basename)
1455
if tt.final_kind(od_id) is None:
1456
tt.create_directory(od_id)
1457
parent_path = tt._tree_id_paths[parent_id]
1458
# Find a name that doesn't exist yet in the orphan dir
1459
actual_name = tt.final_name(orphan_id)
1460
new_name = tt._available_backup_name(actual_name, od_id)
1461
tt.adjust_path(new_name, od_id, orphan_id)
1462
trace.warning('%s has been orphaned in %s'
1463
% (joinpath(parent_path, actual_name), orphan_dir_basename))
1466
def refuse_orphan(tt, orphan_id, parent_id):
1467
"""See TreeTransformBase.new_orphan.
1469
This refuses to create orphan, letting the caller handle the conflict.
1471
raise OrphaningForbidden('never')
1474
orphaning_registry = registry.Registry()
1475
orphaning_registry.register(
1476
'conflict', refuse_orphan,
1477
'Leave orphans in place and create a conflict on the directory.')
1478
orphaning_registry.register(
1479
'move', move_orphan,
1480
'Move orphans into the bzr-orphans directory.')
1481
orphaning_registry._set_default_key('conflict')
1484
1202
class TreeTransform(DiskTreeTransform):
1485
1203
"""Represent a tree transformation.
1828
1547
tree_paths = list(self._tree_path_ids.iteritems())
1829
1548
tree_paths.sort(reverse=True)
1830
child_pb = ui.ui_factory.nested_progress_bar()
1549
child_pb = bzrlib.ui.ui_factory.nested_progress_bar()
1832
for num, (path, trans_id) in enumerate(tree_paths):
1833
# do not attempt to move root into a subdirectory of itself.
1551
for num, data in enumerate(tree_paths):
1552
path, trans_id = data
1836
1553
child_pb.update('removing file', num, len(tree_paths))
1837
1554
full_path = self._tree.abspath(path)
1838
1555
if trans_id in self._removed_contents:
1839
delete_path = os.path.join(self._deletiondir, trans_id)
1840
mover.pre_delete(full_path, delete_path)
1841
elif (trans_id in self._new_name
1842
or trans_id in self._new_parent):
1556
mover.pre_delete(full_path, os.path.join(self._deletiondir,
1558
elif trans_id in self._new_name or trans_id in \
1844
1561
mover.rename(full_path, self._limbo_name(trans_id))
1845
except errors.TransformRenameFailed, e:
1846
1563
if e.errno != errno.ENOENT:
1873
1590
if trans_id in self._needs_rename:
1875
1592
mover.rename(self._limbo_name(trans_id), full_path)
1876
except errors.TransformRenameFailed, e:
1877
1594
# We may be renaming a dangling inventory id
1878
1595
if e.errno != errno.ENOENT:
1881
1598
self.rename_count += 1
1882
# TODO: if trans_id in self._observed_sha1s, we should
1883
# re-stat the final target, since ctime will be
1884
# updated by the change.
1885
1599
if (trans_id in self._new_contents or
1886
1600
self.path_changed(trans_id)):
1887
1601
if trans_id in self._new_contents:
1888
1602
modified_paths.append(full_path)
1889
1603
if trans_id in self._new_executability:
1890
1604
self._set_executability(path, trans_id)
1891
if trans_id in self._observed_sha1s:
1892
o_sha1, o_st_val = self._observed_sha1s[trans_id]
1893
st = osutils.lstat(full_path)
1894
self._observed_sha1s[trans_id] = (o_sha1, st)
1896
1606
child_pb.finished()
1897
for path, trans_id in new_paths:
1898
# new_paths includes stuff like workingtree conflicts. Only the
1899
# stuff in new_contents actually comes from limbo.
1900
if trans_id in self._limbo_files:
1901
del self._limbo_files[trans_id]
1902
1607
self._new_contents.clear()
1903
1608
return modified_paths
1905
def _apply_observed_sha1s(self):
1906
"""After we have finished renaming everything, update observed sha1s
1908
This has to be done after self._tree.apply_inventory_delta, otherwise
1909
it doesn't know anything about the files we are updating. Also, we want
1910
to do this as late as possible, so that most entries end up cached.
1912
# TODO: this doesn't update the stat information for directories. So
1913
# the first 'bzr status' will still need to rewrite
1914
# .bzr/checkout/dirstate. However, we at least don't need to
1915
# re-read all of the files.
1916
# TODO: If the operation took a while, we could do a time.sleep(3) here
1917
# to allow the clock to tick over and ensure we won't have any
1918
# problems. (we could observe start time, and finish time, and if
1919
# it is less than eg 10% overhead, add a sleep call.)
1920
paths = FinalPaths(self)
1921
for trans_id, observed in self._observed_sha1s.iteritems():
1922
path = paths.get_path(trans_id)
1923
# We could get the file_id, but dirstate prefers to use the path
1924
# anyway, and it is 'cheaper' to determine.
1925
# file_id = self._new_id[trans_id]
1926
self._tree._observed_sha1(None, path, observed)
1929
1611
class TransformPreview(DiskTreeTransform):
1930
1612
"""A TreeTransform for generating preview trees.
2014
1691
yield self._get_repository().revision_tree(revision_id)
2016
1693
def _get_file_revision(self, file_id, vf, tree_revision):
2017
parent_keys = [(file_id, t.get_file_revision(file_id)) for t in
1694
parent_keys = [(file_id, self._file_revision(t, file_id)) for t in
2018
1695
self._iter_parent_trees()]
2019
1696
vf.add_lines((file_id, tree_revision), parent_keys,
2020
self.get_file_lines(file_id))
1697
self.get_file(file_id).readlines())
2021
1698
repo = self._get_repository()
2022
1699
base_vf = repo.texts
2023
1700
if base_vf not in vf.fallback_versionedfiles:
2024
1701
vf.fallback_versionedfiles.append(base_vf)
2025
1702
return tree_revision
2027
def _stat_limbo_file(self, file_id=None, trans_id=None):
2028
if trans_id is None:
2029
trans_id = self._transform.trans_id_file_id(file_id)
1704
def _stat_limbo_file(self, file_id):
1705
trans_id = self._transform.trans_id_file_id(file_id)
2030
1706
name = self._transform._limbo_name(trans_id)
2031
1707
return os.lstat(name)
2248
1922
def get_file_size(self, file_id):
2249
1923
"""See Tree.get_file_size"""
2250
trans_id = self._transform.trans_id_file_id(file_id)
2251
kind = self._transform.final_kind(trans_id)
2254
if trans_id in self._transform._new_contents:
2255
return self._stat_limbo_file(trans_id=trans_id).st_size
2256
1924
if self.kind(file_id) == 'file':
2257
1925
return self._transform._tree.get_file_size(file_id)
2261
def get_file_verifier(self, file_id, path=None, stat_value=None):
2262
trans_id = self._transform.trans_id_file_id(file_id)
2263
kind = self._transform._new_contents.get(trans_id)
2265
return self._transform._tree.get_file_verifier(file_id)
2267
fileobj = self.get_file(file_id)
2269
return ("SHA1", sha_file(fileobj))
2273
1929
def get_file_sha1(self, file_id, path=None, stat_value=None):
2274
1930
trans_id = self._transform.trans_id_file_id(file_id)
2275
1931
kind = self._transform._new_contents.get(trans_id)
2695
2335
offset += count
2696
for count, ((trans_id, tree_path, text_sha1), contents) in enumerate(
2336
for count, ((trans_id, tree_path), contents) in enumerate(
2697
2337
tree.iter_files_bytes(new_desired_files)):
2698
2338
if wt.supports_content_filtering():
2699
2339
filters = wt._content_filter_stack(tree_path)
2700
2340
contents = filtered_output_bytes(contents, filters,
2701
2341
ContentFilterContext(tree_path, tree))
2702
tt.create_file(contents, trans_id, sha1=text_sha1)
2342
tt.create_file(contents, trans_id)
2703
2343
pb.update('Adding file contents', count + offset, total)
2707
2347
for child in tt.iter_tree_children(old_parent):
2708
2348
tt.adjust_path(tt.final_name(child), new_parent, child)
2711
2350
def _reparent_transform_children(tt, old_parent, new_parent):
2712
2351
by_parent = tt.by_parent()
2713
2352
for child in by_parent[old_parent]:
2714
2353
tt.adjust_path(tt.final_name(child), new_parent, child)
2715
2354
return by_parent[old_parent]
2718
2356
def _content_match(tree, entry, file_id, kind, target_path):
2719
2357
if entry.kind != kind:
2721
2359
if entry.kind == "directory":
2723
2361
if entry.kind == "file":
2724
f = file(target_path, 'rb')
2726
if tree.get_file_text(file_id) == f.read():
2362
if tree.get_file(file_id).read() == file(target_path, 'rb').read():
2730
2364
elif entry.kind == "symlink":
2731
2365
if tree.get_symlink_target(file_id) == os.readlink(target_path):
2784
2418
raise errors.BadFileKindError(name, kind)
2421
@deprecated_function(deprecated_in((1, 9, 0)))
2422
def create_by_entry(tt, entry, tree, trans_id, lines=None, mode_id=None):
2423
"""Create new file contents according to an inventory entry.
2425
DEPRECATED. Use create_from_tree instead.
2427
if entry.kind == "file":
2429
lines = tree.get_file(entry.file_id).readlines()
2430
tt.create_file(lines, trans_id, mode_id=mode_id)
2431
elif entry.kind == "symlink":
2432
tt.create_symlink(tree.get_symlink_target(entry.file_id), trans_id)
2433
elif entry.kind == "directory":
2434
tt.create_directory(trans_id)
2787
2437
def create_from_tree(tt, trans_id, tree, file_id, bytes=None,
2788
2438
filter_tree_path=None):
2789
2439
"""Create new file contents according to tree contents.
2931
2576
deferred_files = []
2932
2577
for id_num, (file_id, path, changed_content, versioned, parent, name,
2933
2578
kind, executable) in enumerate(change_list):
2934
target_path, wt_path = path
2935
target_versioned, wt_versioned = versioned
2936
target_parent, wt_parent = parent
2937
target_name, wt_name = name
2938
target_kind, wt_kind = kind
2939
target_executable, wt_executable = executable
2940
if skip_root and wt_parent is None:
2579
if skip_root and file_id[0] is not None and parent[0] is None:
2942
2581
trans_id = tt.trans_id_file_id(file_id)
2944
2583
if changed_content:
2945
2584
keep_content = False
2946
if wt_kind == 'file' and (backups or target_kind is None):
2585
if kind[0] == 'file' and (backups or kind[1] is None):
2947
2586
wt_sha1 = working_tree.get_file_sha1(file_id)
2948
2587
if merge_modified.get(file_id) != wt_sha1:
2949
2588
# acquire the basis tree lazily to prevent the
2952
2591
if basis_tree is None:
2953
2592
basis_tree = working_tree.basis_tree()
2954
2593
basis_tree.lock_read()
2955
if basis_tree.has_id(file_id):
2594
if file_id in basis_tree:
2956
2595
if wt_sha1 != basis_tree.get_file_sha1(file_id):
2957
2596
keep_content = True
2958
elif target_kind is None and not target_versioned:
2597
elif kind[1] is None and not versioned[1]:
2959
2598
keep_content = True
2960
if wt_kind is not None:
2599
if kind[0] is not None:
2961
2600
if not keep_content:
2962
2601
tt.delete_contents(trans_id)
2963
elif target_kind is not None:
2964
parent_trans_id = tt.trans_id_file_id(wt_parent)
2965
backup_name = tt._available_backup_name(
2966
wt_name, parent_trans_id)
2602
elif kind[1] is not None:
2603
parent_trans_id = tt.trans_id_file_id(parent[0])
2604
by_parent = tt.by_parent()
2605
backup_name = _get_backup_name(name[0], by_parent,
2606
parent_trans_id, tt)
2967
2607
tt.adjust_path(backup_name, parent_trans_id, trans_id)
2968
new_trans_id = tt.create_path(wt_name, parent_trans_id)
2969
if wt_versioned and target_versioned:
2608
new_trans_id = tt.create_path(name[0], parent_trans_id)
2609
if versioned == (True, True):
2970
2610
tt.unversion_file(trans_id)
2971
2611
tt.version_file(file_id, new_trans_id)
2972
2612
# New contents should have the same unix perms as old
2974
2614
mode_id = trans_id
2975
2615
trans_id = new_trans_id
2976
if target_kind in ('directory', 'tree-reference'):
2616
if kind[1] in ('directory', 'tree-reference'):
2977
2617
tt.create_directory(trans_id)
2978
if target_kind == 'tree-reference':
2618
if kind[1] == 'tree-reference':
2979
2619
revision = target_tree.get_reference_revision(file_id,
2981
2621
tt.set_tree_reference(revision, trans_id)
2982
elif target_kind == 'symlink':
2622
elif kind[1] == 'symlink':
2983
2623
tt.create_symlink(target_tree.get_symlink_target(file_id),
2985
elif target_kind == 'file':
2625
elif kind[1] == 'file':
2986
2626
deferred_files.append((file_id, (trans_id, mode_id)))
2987
2627
if basis_tree is None:
2988
2628
basis_tree = working_tree.basis_tree()
2989
2629
basis_tree.lock_read()
2990
2630
new_sha1 = target_tree.get_file_sha1(file_id)
2991
if (basis_tree.has_id(file_id) and
2992
new_sha1 == basis_tree.get_file_sha1(file_id)):
2631
if (file_id in basis_tree and new_sha1 ==
2632
basis_tree.get_file_sha1(file_id)):
2993
2633
if file_id in merge_modified:
2994
2634
del merge_modified[file_id]
2996
2636
merge_modified[file_id] = new_sha1
2998
2638
# preserve the execute bit when backing up
2999
if keep_content and wt_executable == target_executable:
3000
tt.set_executability(target_executable, trans_id)
3001
elif target_kind is not None:
3002
raise AssertionError(target_kind)
3003
if not wt_versioned and target_versioned:
2639
if keep_content and executable[0] == executable[1]:
2640
tt.set_executability(executable[1], trans_id)
2641
elif kind[1] is not None:
2642
raise AssertionError(kind[1])
2643
if versioned == (False, True):
3004
2644
tt.version_file(file_id, trans_id)
3005
if wt_versioned and not target_versioned:
2645
if versioned == (True, False):
3006
2646
tt.unversion_file(trans_id)
3007
if (target_name is not None and
3008
(wt_name != target_name or wt_parent != target_parent)):
3009
if target_name == '' and target_parent is None:
2647
if (name[1] is not None and
2648
(name[0] != name[1] or parent[0] != parent[1])):
2649
if name[1] == '' and parent[1] is None:
3010
2650
parent_trans = ROOT_PARENT
3012
parent_trans = tt.trans_id_file_id(target_parent)
3013
if wt_parent is None and wt_versioned:
3014
tt.adjust_root_path(target_name, parent_trans)
3016
tt.adjust_path(target_name, parent_trans, trans_id)
3017
if wt_executable != target_executable and target_kind == "file":
3018
tt.set_executability(target_executable, trans_id)
2652
parent_trans = tt.trans_id_file_id(parent[1])
2653
tt.adjust_path(name[1], parent_trans, trans_id)
2654
if executable[0] != executable[1] and kind[1] == "file":
2655
tt.set_executability(executable[1], trans_id)
3019
2656
if working_tree.supports_content_filtering():
3020
2657
for index, ((trans_id, mode_id), bytes) in enumerate(
3021
2658
target_tree.iter_files_bytes(deferred_files)):
3093
2728
elif c_type == 'missing parent':
3094
2729
trans_id = conflict[1]
3095
if trans_id in tt._removed_contents:
3096
cancel_deletion = True
3097
orphans = tt._get_potential_orphans(trans_id)
3099
cancel_deletion = False
3100
# All children are orphans
3103
tt.new_orphan(o, trans_id)
3104
except OrphaningError:
3105
# Something bad happened so we cancel the directory
3106
# deletion which will leave it in place with a
3107
# conflict. The user can deal with it from there.
3108
# Note that this also catch the case where we don't
3109
# want to create orphans and leave the directory in
3111
cancel_deletion = True
3114
# Cancel the directory deletion
3115
tt.cancel_deletion(trans_id)
3116
new_conflicts.add(('deleting parent', 'Not deleting',
2731
tt.cancel_deletion(trans_id)
2732
new_conflicts.add(('deleting parent', 'Not deleting',
3121
2737
tt.final_name(trans_id)
3182
2798
modified_path = fp.get_path(conflict[2])
3183
2799
modified_id = tt.final_file_id(conflict[2])
3184
2800
if len(conflict) == 3:
3185
yield conflicts.Conflict.factory(
3186
c_type, action=action, path=modified_path, file_id=modified_id)
2801
yield Conflict.factory(c_type, action=action, path=modified_path,
2802
file_id=modified_id)
3189
2805
conflicting_path = fp.get_path(conflict[3])
3190
2806
conflicting_id = tt.final_file_id(conflict[3])
3191
yield conflicts.Conflict.factory(
3192
c_type, action=action, path=modified_path,
3193
file_id=modified_id,
3194
conflict_path=conflicting_path,
3195
conflict_file_id=conflicting_id)
2807
yield Conflict.factory(c_type, action=action, path=modified_path,
2808
file_id=modified_id,
2809
conflict_path=conflicting_path,
2810
conflict_file_id=conflicting_id)
3198
2813
class _FileMover(object):
3203
2818
self.pending_deletions = []
3205
2820
def rename(self, from_, to):
3206
"""Rename a file from one path to another."""
2821
"""Rename a file from one path to another. Functions like os.rename"""
3208
2823
os.rename(from_, to)
3209
2824
except OSError, e:
3210
2825
if e.errno in (errno.EEXIST, errno.ENOTEMPTY):
3211
2826
raise errors.FileExists(to, str(e))
3212
# normal OSError doesn't include filenames so it's hard to see where
3213
# the problem is, see https://bugs.launchpad.net/bzr/+bug/491763
3214
raise errors.TransformRenameFailed(from_, to, str(e), e.errno)
3215
2828
self.past_renames.append((from_, to))
3217
2830
def pre_delete(self, from_, to):
added
removed
bzrlib/transform.py
