366
267
def set_parent_trees(self, parents_list, allow_leftmost_as_ghost=False):
367
268
"""Set the parents of the working tree.
369
:param parents_list: A list of (revision_id, tree) tuples.
270
:param parents_list: A list of (revision_id, tree) tuples.
370
271
If tree is None, then that element is treated as an unreachable
371
272
parent tree - i.e. a ghost.
373
274
raise NotImplementedError(self.set_parent_trees)
375
def smart_add(self, file_list, recurse=True, action=None, save=True):
376
"""Version file_list, optionally recursing into directories.
378
This is designed more towards DWIM for humans than API clarity.
379
For the specific behaviour see the help for cmd_add().
381
:param file_list: List of zero or more paths. *NB: these are
382
interpreted relative to the process cwd, not relative to the
383
tree.* (Add and most other tree methods use tree-relative
385
:param action: A reporter to be called with the inventory, parent_ie,
386
path and kind of the path being added. It may return a file_id if
387
a specific one should be used.
388
:param save: Save the inventory after completing the adds. If False
389
this provides dry-run functionality by doing the add and not saving
391
:return: A tuple - files_added, ignored_files. files_added is the count
392
of added files, and ignored_files is a dict mapping files that were
393
ignored to the rule that caused them to be ignored.
395
raise NotImplementedError(self.smart_add)
398
class MutableInventoryTree(MutableTree, tree.InventoryTree):
400
@needs_tree_write_lock
401
def apply_inventory_delta(self, changes):
402
"""Apply changes to the inventory as an atomic operation.
404
:param changes: An inventory delta to apply to the working tree's
407
:seealso Inventory.apply_delta: For details on the changes parameter.
411
inv.apply_delta(changes)
412
self._write_inventory(inv)
414
def _fix_case_of_inventory_path(self, path):
415
"""If our tree isn't case sensitive, return the canonical path"""
416
if not self.case_sensitive:
417
path = self.get_canonical_inventory_path(path)
420
@needs_tree_write_lock
421
def smart_add(self, file_list, recurse=True, action=None, save=True):
422
"""Version file_list, optionally recursing into directories.
424
This is designed more towards DWIM for humans than API clarity.
425
For the specific behaviour see the help for cmd_add().
427
:param file_list: List of zero or more paths. *NB: these are
428
interpreted relative to the process cwd, not relative to the
429
tree.* (Add and most other tree methods use tree-relative
431
:param action: A reporter to be called with the inventory, parent_ie,
432
path and kind of the path being added. It may return a file_id if
433
a specific one should be used.
434
:param save: Save the inventory after completing the adds. If False
435
this provides dry-run functionality by doing the add and not saving
437
:return: A tuple - files_added, ignored_files. files_added is the count
438
of added files, and ignored_files is a dict mapping files that were
439
ignored to the rule that caused them to be ignored.
441
# Not all mutable trees can have conflicts
442
if getattr(self, 'conflicts', None) is not None:
443
# Collect all related files without checking whether they exist or
444
# are versioned. It's cheaper to do that once for all conflicts
445
# than trying to find the relevant conflict for each added file.
446
conflicts_related = set()
447
for c in self.conflicts():
448
conflicts_related.update(c.associated_filenames())
450
conflicts_related = None
451
adder = _SmartAddHelper(self, action, conflicts_related)
452
adder.add(file_list, recurse=recurse)
454
invdelta = adder.get_inventory_delta()
455
self.apply_inventory_delta(invdelta)
456
return adder.added, adder.ignored
458
def update_basis_by_delta(self, new_revid, delta):
459
"""Update the parents of this tree after a commit.
461
This gives the tree one parent, with revision id new_revid. The
462
inventory delta is applied to the current basis tree to generate the
463
inventory for the parent new_revid, and all other parent trees are
466
All the changes in the delta should be changes synchronising the basis
467
tree with some or all of the working tree, with a change to a directory
468
requiring that its contents have been recursively included. That is,
469
this is not a general purpose tree modification routine, but a helper
470
for commit which is not required to handle situations that do not arise
473
See the inventory developers documentation for the theory behind
476
:param new_revid: The new revision id for the trees parent.
477
:param delta: An inventory delta (see apply_inventory_delta) describing
478
the changes from the current left most parent revision to new_revid.
480
# if the tree is updated by a pull to the branch, as happens in
481
# WorkingTree2, when there was no separation between branch and tree,
482
# then just clear merges, efficiency is not a concern for now as this
483
# is legacy environments only, and they are slow regardless.
484
if self.last_revision() == new_revid:
485
self.set_parent_ids([new_revid])
487
# generic implementation based on Inventory manipulation. See
488
# WorkingTree classes for optimised versions for specific format trees.
489
basis = self.basis_tree()
491
# TODO: Consider re-evaluating the need for this with CHKInventory
492
# we don't strictly need to mutate an inventory for this
493
# it only makes sense when apply_delta is cheaper than get_inventory()
494
inventory = _mod_inventory.mutable_inventory_from_tree(basis)
496
inventory.apply_delta(delta)
497
rev_tree = revisiontree.InventoryRevisionTree(self.branch.repository,
498
inventory, new_revid)
499
self.set_parent_trees([(new_revid, rev_tree)])
502
class MutableTreeHooks(hooks.Hooks):
503
"""A dictionary mapping a hook name to a list of callables for mutabletree
508
"""Create the default hooks.
511
hooks.Hooks.__init__(self, "bzrlib.mutabletree", "MutableTree.hooks")
512
self.add_hook('start_commit',
513
"Called before a commit is performed on a tree. The start commit "
514
"hook is able to change the tree before the commit takes place. "
515
"start_commit is called with the bzrlib.mutabletree.MutableTree "
516
"that the commit is being performed on.", (1, 4))
517
self.add_hook('post_commit',
518
"Called after a commit is performed on a tree. The hook is "
519
"called with a bzrlib.mutabletree.PostCommitHookParams object. "
520
"The mutable tree the commit was performed on is available via "
521
"the mutable_tree attribute of that object.", (2, 0))
524
# install the default hooks into the MutableTree class.
525
MutableTree.hooks = MutableTreeHooks()
528
class PostCommitHookParams(object):
529
"""Parameters for the post_commit hook.
531
To access the parameters, use the following attributes:
533
* mutable_tree - the MutableTree object
536
def __init__(self, mutable_tree):
537
"""Create the parameters for the post_commit hook."""
538
self.mutable_tree = mutable_tree
541
class _SmartAddHelper(object):
542
"""Helper for MutableTree.smart_add."""
544
def get_inventory_delta(self):
545
return self._invdelta.values()
547
def _get_ie(self, inv_path):
548
"""Retrieve the most up to date inventory entry for a path.
550
:param inv_path: Normalized inventory path
551
:return: Inventory entry (with possibly invalid .children for
554
entry = self._invdelta.get(inv_path)
555
if entry is not None:
557
# Find a 'best fit' match if the filesystem is case-insensitive
558
inv_path = self.tree._fix_case_of_inventory_path(inv_path)
559
file_id = self.tree.path2id(inv_path)
560
if file_id is not None:
561
return self.tree.iter_entries_by_dir([file_id]).next()[1]
564
def _convert_to_directory(self, this_ie, inv_path):
565
"""Convert an entry to a directory.
567
:param this_ie: Inventory entry
568
:param inv_path: Normalized path for the inventory entry
569
:return: The new inventory entry
571
# Same as in _add_one below, if the inventory doesn't
572
# think this is a directory, update the inventory
573
this_ie = _mod_inventory.InventoryDirectory(
574
this_ie.file_id, this_ie.name, this_ie.parent_id)
575
self._invdelta[inv_path] = (inv_path, inv_path, this_ie.file_id,
579
def _add_one_and_parent(self, parent_ie, path, kind, inv_path):
580
"""Add a new entry to the inventory and automatically add unversioned parents.
582
:param parent_ie: Parent inventory entry if known, or None. If
583
None, the parent is looked up by name and used if present, otherwise it
584
is recursively added.
586
:param kind: Kind of new entry (file, directory, etc)
588
:return: Inventory entry for path and a list of paths which have been added.
590
# Nothing to do if path is already versioned.
591
# This is safe from infinite recursion because the tree root is
593
inv_dirname = osutils.dirname(inv_path)
594
dirname, basename = osutils.split(path)
595
if parent_ie is None:
596
# slower but does not need parent_ie
597
this_ie = self._get_ie(inv_path)
598
if this_ie is not None:
600
# its really not there : add the parent
601
# note that the dirname use leads to some extra str copying etc but as
602
# there are a limited number of dirs we can be nested under, it should
603
# generally find it very fast and not recurse after that.
604
parent_ie = self._add_one_and_parent(None,
605
dirname, 'directory',
607
# if the parent exists, but isn't a directory, we have to do the
608
# kind change now -- really the inventory shouldn't pretend to know
609
# the kind of wt files, but it does.
610
if parent_ie.kind != 'directory':
611
# nb: this relies on someone else checking that the path we're using
612
# doesn't contain symlinks.
613
parent_ie = self._convert_to_directory(parent_ie, inv_dirname)
614
file_id = self.action(self.tree.inventory, parent_ie, path, kind)
615
entry = _mod_inventory.make_entry(kind, basename, parent_ie.file_id,
617
self._invdelta[inv_path] = (None, inv_path, entry.file_id, entry)
618
self.added.append(inv_path)
621
def _gather_dirs_to_add(self, user_dirs):
622
# only walk the minimal parents needed: we have user_dirs to override
626
is_inside = osutils.is_inside_or_parent_of_any
627
for path, (inv_path, this_ie) in sorted(
628
user_dirs.iteritems(), key=operator.itemgetter(0)):
629
if (prev_dir is None or not is_inside([prev_dir], path)):
630
yield (path, inv_path, this_ie, None)
633
def __init__(self, tree, action, conflicts_related=None):
276
@needs_tree_write_lock
277
def smart_add(self, file_list, recurse=True, action=None, save=True):
278
"""Version file_list, optionally recursing into directories.
280
This is designed more towards DWIM for humans than API clarity.
281
For the specific behaviour see the help for cmd_add().
283
:param action: A reporter to be called with the inventory, parent_ie,
284
path and kind of the path being added. It may return a file_id if
285
a specific one should be used.
286
:param save: Save the inventory after completing the adds. If False
287
this provides dry-run functionality by doing the add and not saving
289
:return: A tuple - files_added, ignored_files. files_added is the count
290
of added files, and ignored_files is a dict mapping files that were
291
ignored to the rule that caused them to be ignored.
293
# not in an inner loop; and we want to remove direct use of this,
294
# so here as a reminder for now. RBC 20070703
295
from bzrlib.inventory import InventoryEntry
296
assert isinstance(recurse, bool)
635
297
if action is None:
636
self.action = add.AddAction()
642
if conflicts_related is None:
643
self.conflicts_related = frozenset()
645
self.conflicts_related = conflicts_related
647
def add(self, file_list, recurse=True):
648
from bzrlib.inventory import InventoryEntry
298
action = add.AddAction()
649
300
if not file_list:
650
301
# no paths supplied: add the entire tree.
651
# FIXME: this assumes we are running in a working tree subdir :-/
653
302
file_list = [u'.']
655
# expand any symlinks in the directory part, while leaving the
657
# only expanding if symlinks are supported avoids windows path bugs
658
if osutils.has_symlinks():
659
file_list = map(osutils.normalizepath, file_list)
662
# validate user file paths and convert all paths to tree
303
# mutter("smart add of %r")
310
# validate user file paths and convert all paths to tree
663
311
# relative : it's cheaper to make a tree relative path an abspath
664
# than to convert an abspath to tree relative, and it's cheaper to
665
# perform the canonicalization in bulk.
666
for filepath in osutils.canonical_relpaths(self.tree.basedir, file_list):
667
# validate user parameters. Our recursive code avoids adding new
668
# files that need such validation
669
if self.tree.is_control_filename(filepath):
670
raise errors.ForbiddenControlFileError(filename=filepath)
672
abspath = self.tree.abspath(filepath)
312
# than to convert an abspath to tree relative.
313
for filepath in file_list:
314
rf = _FastPath(self.relpath(filepath))
315
# validate user parameters. Our recursive code avoids adding new files
316
# that need such validation
317
if self.is_control_filename(rf.raw_path):
318
raise errors.ForbiddenControlFileError(filename=rf.raw_path)
320
abspath = self.abspath(rf.raw_path)
673
321
kind = osutils.file_kind(abspath)
674
# ensure the named path is added, so that ignore rules in the later
675
# directory walk dont skip it.
676
# we dont have a parent ie known yet.: use the relatively slower
677
# inventory probing method
678
inv_path, _ = osutils.normalized_filename(filepath)
679
this_ie = self._get_ie(inv_path)
681
this_ie = self._add_one_and_parent(None, filepath, kind, inv_path)
682
322
if kind == 'directory':
683
323
# schedule the dir for scanning
684
user_dirs[filepath] = (inv_path, this_ie)
326
if not InventoryEntry.versionable_kind(kind):
327
raise errors.BadFileKindError(filename=abspath, kind=kind)
328
# ensure the named path is added, so that ignore rules in the later directory
330
# we dont have a parent ie known yet.: use the relatively slower inventory
332
versioned = inv.has_filename(rf.raw_path)
335
added.extend(_add_one_and_parent(self, inv, None, rf, kind, action))
687
338
# no need to walk any directories at all.
690
things_to_add = list(self._gather_dirs_to_add(user_dirs))
692
illegalpath_re = re.compile(r'[\r\n]')
693
for directory, inv_path, this_ie, parent_ie in things_to_add:
339
if len(added) > 0 and save:
340
self._write_inventory(inv)
341
return added, ignored
343
# only walk the minimal parents needed: we have user_dirs to override
347
is_inside = osutils.is_inside_or_parent_of_any
348
for path in sorted(user_dirs):
349
if (prev_dir is None or not is_inside([prev_dir], path.raw_path)):
350
dirs_to_add.append((path, None))
351
prev_dir = path.raw_path
353
# dirs_to_add is initialised to a list of directories, but as we scan
354
# directories we append files to it.
355
# XXX: We should determine kind of files when we scan them rather than
356
# adding to this list. RBC 20070703
357
for directory, parent_ie in dirs_to_add:
694
358
# directory is tree-relative
695
abspath = self.tree.abspath(directory)
359
abspath = self.abspath(directory.raw_path)
697
361
# get the contents of this directory.
699
# find the kind of the path being added, and save stat_value
703
stat_value = osutils.file_stat(abspath)
704
kind = osutils.file_kind_from_stat_mode(stat_value.st_mode)
708
# allow AddAction to skip this file
709
if self.action.skip_file(self.tree, abspath, kind, stat_value):
363
# find the kind of the path being added.
364
kind = osutils.file_kind(abspath)
711
366
if not InventoryEntry.versionable_kind(kind):
712
trace.warning("skipping %s (can't add file of kind '%s')",
715
if illegalpath_re.search(directory):
716
trace.warning("skipping %r (contains \\n or \\r)" % abspath)
718
if directory in self.conflicts_related:
719
# If the file looks like one generated for a conflict, don't
722
'skipping %s (generated to help resolve conflicts)',
726
if kind == 'directory' and directory != '':
367
warning("skipping %s (can't add file of kind '%s')", abspath, kind)
370
if parent_ie is not None:
371
versioned = directory.base_path in parent_ie.children
373
# without the parent ie, use the relatively slower inventory
375
versioned = inv.has_filename(directory.raw_path)
377
if kind == 'directory':
728
transport = _mod_transport.get_transport_from_path(abspath)
729
controldir.ControlDirFormat.find_format(transport)
379
sub_branch = bzrdir.BzrDir.open(abspath)
731
381
except errors.NotBranchError:
738
if this_ie is not None:
388
if directory.raw_path == '':
389
# mutter("tree root doesn't need to be added")
393
# mutter("%r is already versioned", abspath)
741
# XXX: This is wrong; people *might* reasonably be trying to
742
# add subtrees as subtrees. This should probably only be done
743
# in formats which can represent subtrees, and even then
744
# perhaps only when the user asked to add subtrees. At the
745
# moment you can add them specially through 'join --reference',
746
# which is perhaps reasonable: adding a new reference is a
747
# special operation and can have a special behaviour. mbp
749
trace.warning("skipping nested tree %r", abspath)
395
# XXX: This is wrong; people *might* reasonably be trying to add
396
# subtrees as subtrees. This should probably only be done in formats
397
# which can represent subtrees, and even then perhaps only when
398
# the user asked to add subtrees. At the moment you can add them
399
# specially through 'join --reference', which is perhaps
400
# reasonable: adding a new reference is a special operation and
401
# can have a special behaviour. mbp 20070306
402
mutter("%r is a nested bzr tree", abspath)
751
this_ie = self._add_one_and_parent(parent_ie, directory, kind,
404
_add_one(self, inv, parent_ie, directory, kind, action)
405
added.append(directory.raw_path)
754
407
if kind == 'directory' and not sub_tree:
755
if this_ie.kind != 'directory':
756
this_ie = self._convert_to_directory(this_ie, inv_path)
408
if parent_ie is not None:
410
this_ie = parent_ie.children[directory.base_path]
412
# without the parent ie, use the relatively slower inventory
414
this_id = inv.path2id(directory.raw_path)
418
this_ie = inv[this_id]
758
420
for subf in sorted(os.listdir(abspath)):
759
inv_f, _ = osutils.normalized_filename(subf)
760
# here we could use TreeDirectory rather than
421
# here we could use TreeDirectory rather than
761
422
# string concatenation.
762
subp = osutils.pathjoin(directory, subf)
763
# TODO: is_control_filename is very slow. Make it faster.
764
# TreeDirectory.is_control_filename could also make this
765
# faster - its impossible for a non root dir to have a
423
subp = osutils.pathjoin(directory.raw_path, subf)
424
# TODO: is_control_filename is very slow. Make it faster.
425
# TreeDirectory.is_control_filename could also make this
426
# faster - its impossible for a non root dir to have a
767
if self.tree.is_control_filename(subp):
768
trace.mutter("skip control directory %r", subp)
770
sub_invp = osutils.pathjoin(inv_path, inv_f)
771
entry = self._invdelta.get(sub_invp)
772
if entry is not None:
775
sub_ie = this_ie.children.get(inv_f)
776
if sub_ie is not None:
428
if self.is_control_filename(subp):
429
mutter("skip control directory %r", subp)
430
elif subf in this_ie.children:
777
431
# recurse into this already versioned subdir.
778
things_to_add.append((subp, sub_invp, sub_ie, this_ie))
432
dirs_to_add.append((_FastPath(subp, subf), this_ie))
780
# user selection overrides ignores
434
# user selection overrides ignoes
781
435
# ignore while selecting files - if we globbed in the
782
436
# outer loop we would ignore user files.
783
ignore_glob = self.tree.is_ignored(subp)
437
ignore_glob = self.is_ignored(subp)
784
438
if ignore_glob is not None:
785
self.ignored.setdefault(ignore_glob, []).append(subp)
439
# mutter("skip ignored sub-file %r", subp)
440
ignored.setdefault(ignore_glob, []).append(subp)
787
things_to_add.append((subp, sub_invp, None, this_ie))
442
#mutter("queue to add sub-file %r", subp)
443
dirs_to_add.append((_FastPath(subp, subf), this_ie))
447
self._write_inventory(inv)
449
self.read_working_inventory()
450
return added, ignored
453
class _FastPath(object):
454
"""A path object with fast accessors for things like basename."""
456
__slots__ = ['raw_path', 'base_path']
458
def __init__(self, path, base_path=None):
459
"""Construct a FastPath from path."""
460
if base_path is None:
461
self.base_path = osutils.basename(path)
463
self.base_path = base_path
466
def __cmp__(self, other):
467
return cmp(self.raw_path, other.raw_path)
470
return hash(self.raw_path)
473
def _add_one_and_parent(tree, inv, parent_ie, path, kind, action):
474
"""Add a new entry to the inventory and automatically add unversioned parents.
476
:param inv: Inventory which will receive the new entry.
477
:param parent_ie: Parent inventory entry if known, or None. If
478
None, the parent is looked up by name and used if present, otherwise it
479
is recursively added.
480
:param kind: Kind of new entry (file, directory, etc)
481
:param action: callback(inv, parent_ie, path, kind); return ignored.
482
:return: A list of paths which have been added.
484
# Nothing to do if path is already versioned.
485
# This is safe from infinite recursion because the tree root is
487
if parent_ie is not None:
488
# we have a parent ie already
491
# slower but does not need parent_ie
492
if inv.has_filename(path.raw_path):
494
# its really not there : add the parent
495
# note that the dirname use leads to some extra str copying etc but as
496
# there are a limited number of dirs we can be nested under, it should
497
# generally find it very fast and not recurse after that.
498
added = _add_one_and_parent(tree, inv, None,
499
_FastPath(dirname(path.raw_path)), 'directory', action)
500
parent_id = inv.path2id(dirname(path.raw_path))
501
parent_ie = inv[parent_id]
502
_add_one(tree, inv, parent_ie, path, kind, action)
503
return added + [path.raw_path]
506
def _add_one(tree, inv, parent_ie, path, kind, file_id_callback):
507
"""Add a new entry to the inventory.
509
:param inv: Inventory which will receive the new entry.
510
:param parent_ie: Parent inventory entry.
511
:param kind: Kind of new entry (file, directory, etc)
512
:param file_id_callback: callback(inv, parent_ie, path, kind); return a
513
file_id or None to generate a new file id
516
file_id = file_id_callback(inv, parent_ie, path, kind)
517
entry = inv.make_entry(kind, path.base_path, parent_ie.file_id,
added
removed
bzrlib/mutabletree.py
