13
13
# You should have received a copy of the GNU General Public License
14
14
# along with this program; if not, write to the Free Software
15
# Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
15
# Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
17
17
"""MutableTree object.
23
23
from bzrlib.lazy_import import lazy_import
24
24
lazy_import(globals(), """
28
27
from bzrlib import (
32
from bzrlib.osutils import dirname
33
from bzrlib.revisiontree import RevisionTree
34
from bzrlib.trace import mutter, warning
41
42
from bzrlib.decorators import needs_read_lock, needs_write_lock
43
from bzrlib.osutils import splitpath
44
from bzrlib.symbol_versioning import DEPRECATED_PARAMETER
44
47
def needs_tree_write_lock(unbound):
189
192
revprops['branch-nick'] = self.branch._get_nick(
190
193
kwargs.get('local', False),
191
194
possible_master_transports)
192
authors = kwargs.pop('authors', None)
193
195
author = kwargs.pop('author', None)
194
if authors is not None:
195
if author is not None:
196
raise AssertionError('Specifying both author and authors '
197
'is not allowed. Specify just authors instead')
198
if 'author' in revprops or 'authors' in revprops:
199
# XXX: maybe we should just accept one of them?
200
raise AssertionError('author property given twice')
202
for individual in authors:
203
if '\n' in individual:
204
raise AssertionError('\\n is not a valid character '
205
'in an author identity')
206
revprops['authors'] = '\n'.join(authors)
207
196
if author is not None:
208
symbol_versioning.warn('The parameter author was deprecated'
209
' in version 1.13. Use authors instead',
211
if 'author' in revprops or 'authors' in revprops:
197
if 'author' in revprops:
212
198
# XXX: maybe we should just accept one of them?
213
199
raise AssertionError('author property given twice')
215
raise AssertionError('\\n is not a valid character '
216
'in an author identity')
217
revprops['authors'] = author
200
revprops['author'] = author
218
201
# args for wt.commit start at message from the Commit.commit method,
219
202
args = (message, ) + args
220
203
for hook in MutableTree.hooks['start_commit']:
223
206
revprops=revprops,
224
207
possible_master_transports=possible_master_transports,
226
post_hook_params = PostCommitHookParams(self)
227
for hook in MutableTree.hooks['post_commit']:
228
hook(post_hook_params)
229
209
return committed_id
231
211
def _gather_kinds(self, files, kinds):
232
212
"""Helper function for add - sets the entries of kinds."""
233
213
raise NotImplementedError(self._gather_kinds)
236
def has_changes(self, _from_tree=None):
237
"""Quickly check that the tree contains at least one commitable change.
239
:param _from_tree: tree to compare against to find changes (default to
240
the basis tree and is intended to be used by tests).
242
:return: True if a change is found. False otherwise
244
# Check pending merges
245
if len(self.get_parent_ids()) > 1:
247
if _from_tree is None:
248
_from_tree = self.basis_tree()
249
changes = self.iter_changes(_from_tree)
251
change = changes.next()
252
# Exclude root (talk about black magic... --vila 20090629)
253
if change[4] == (None, None):
254
change = changes.next()
256
except StopIteration:
261
def check_changed_or_out_of_date(self, strict, opt_name,
262
more_error, more_warning):
263
"""Check the tree for uncommitted changes and branch synchronization.
265
If strict is None and not set in the config files, a warning is issued.
266
If strict is True, an error is raised.
267
If strict is False, no checks are done and no warning is issued.
269
:param strict: True, False or None, searched in branch config if None.
271
:param opt_name: strict option name to search in config file.
273
:param more_error: Details about how to avoid the check.
275
:param more_warning: Details about what is happening.
278
strict = self.branch.get_config().get_user_option_as_bool(opt_name)
279
if strict is not False:
281
if (self.has_changes()):
282
err_class = errors.UncommittedChanges
283
elif self.last_revision() != self.branch.last_revision():
284
# The tree has lost sync with its branch, there is little
285
# chance that the user is aware of it but he can still force
286
# the action with --no-strict
287
err_class = errors.OutOfDateTree
288
if err_class is not None:
290
err = err_class(self, more=more_warning)
291
# We don't want to interrupt the user if he expressed no
292
# preference about strict.
293
trace.warning('%s', err._format())
295
err = err_class(self, more=more_error)
215
def get_file_with_stat(self, file_id, path=None):
216
"""Get a file handle and stat object for file_id.
218
The default implementation returns (self.get_file, None) for backwards
221
:param file_id: The file id to read.
222
:param path: The path of the file, if it is known.
223
:return: A tuple (file_handle, stat_value_or_None). If the tree has
224
no stat facility, or need for a stat cache feedback during commit,
225
it may return None for the second element of the tuple.
227
return (self.get_file(file_id, path), None)
299
230
def last_revision(self):
429
358
user_dirs = set()
430
conflicts_related = set()
431
# Not all mutable trees can have conflicts
432
if getattr(self, 'conflicts', None) is not None:
433
# Collect all related files without checking whether they exist or
434
# are versioned. It's cheaper to do that once for all conflicts
435
# than trying to find the relevant conflict for each added file.
436
for c in self.conflicts():
437
conflicts_related.update(c.associated_filenames())
439
# validate user file paths and convert all paths to tree
360
# validate user file paths and convert all paths to tree
440
361
# relative : it's cheaper to make a tree relative path an abspath
441
362
# than to convert an abspath to tree relative, and it's cheaper to
442
363
# perform the canonicalization in bulk.
443
364
for filepath in osutils.canonical_relpaths(self.basedir, file_list):
444
365
rf = _FastPath(filepath)
445
# validate user parameters. Our recursive code avoids adding new
446
# files that need such validation
366
# validate user parameters. Our recursive code avoids adding new files
367
# that need such validation
447
368
if self.is_control_filename(rf.raw_path):
448
369
raise errors.ForbiddenControlFileError(filename=rf.raw_path)
450
371
abspath = self.abspath(rf.raw_path)
451
372
kind = osutils.file_kind(abspath)
452
373
if kind == 'directory':
456
377
if not InventoryEntry.versionable_kind(kind):
457
378
raise errors.BadFileKindError(filename=abspath, kind=kind)
458
# ensure the named path is added, so that ignore rules in the later
459
# directory walk dont skip it.
460
# we dont have a parent ie known yet.: use the relatively slower
461
# inventory probing method
379
# ensure the named path is added, so that ignore rules in the later directory
381
# we dont have a parent ie known yet.: use the relatively slower inventory
462
383
versioned = inv.has_filename(rf.raw_path)
495
415
kind = osutils.file_kind(abspath)
497
417
if not InventoryEntry.versionable_kind(kind):
498
trace.warning("skipping %s (can't add file of kind '%s')",
501
if illegalpath_re.search(directory.raw_path):
502
trace.warning("skipping %r (contains \\n or \\r)" % abspath)
504
if directory.raw_path in conflicts_related:
505
# If the file looks like one generated for a conflict, don't
508
'skipping %s (generated to help resolve conflicts)',
418
warning("skipping %s (can't add file of kind '%s')", abspath, kind)
512
421
if parent_ie is not None:
513
422
versioned = directory.base_path in parent_ie.children
515
# without the parent ie, use the relatively slower inventory
424
# without the parent ie, use the relatively slower inventory
517
426
versioned = inv.has_filename(
518
427
self._fix_case_of_inventory_path(directory.raw_path))
536
445
# mutter("%r is already versioned", abspath)
538
# XXX: This is wrong; people *might* reasonably be trying to
539
# add subtrees as subtrees. This should probably only be done
540
# in formats which can represent subtrees, and even then
541
# perhaps only when the user asked to add subtrees. At the
542
# moment you can add them specially through 'join --reference',
543
# which is perhaps reasonable: adding a new reference is a
544
# special operation and can have a special behaviour. mbp
546
trace.mutter("%r is a nested bzr tree", abspath)
447
# XXX: This is wrong; people *might* reasonably be trying to add
448
# subtrees as subtrees. This should probably only be done in formats
449
# which can represent subtrees, and even then perhaps only when
450
# the user asked to add subtrees. At the moment you can add them
451
# specially through 'join --reference', which is perhaps
452
# reasonable: adding a new reference is a special operation and
453
# can have a special behaviour. mbp 20070306
454
mutter("%r is a nested bzr tree", abspath)
548
456
_add_one(self, inv, parent_ie, directory, kind, action)
549
457
added.append(directory.raw_path)
553
461
# must be present:
554
462
this_ie = parent_ie.children[directory.base_path]
556
# without the parent ie, use the relatively slower inventory
464
# without the parent ie, use the relatively slower inventory
558
466
this_id = inv.path2id(
559
self._fix_case_of_inventory_path(directory.raw_path))
467
self._fix_case_of_inventory_path(directory.raw_path))
560
468
if this_id is None:
563
471
this_ie = inv[this_id]
565
473
for subf in sorted(os.listdir(abspath)):
566
# here we could use TreeDirectory rather than
474
# here we could use TreeDirectory rather than
567
475
# string concatenation.
568
476
subp = osutils.pathjoin(directory.raw_path, subf)
569
# TODO: is_control_filename is very slow. Make it faster.
570
# TreeDirectory.is_control_filename could also make this
571
# faster - its impossible for a non root dir to have a
477
# TODO: is_control_filename is very slow. Make it faster.
478
# TreeDirectory.is_control_filename could also make this
479
# faster - its impossible for a non root dir to have a
573
481
if self.is_control_filename(subp):
574
trace.mutter("skip control directory %r", subp)
482
mutter("skip control directory %r", subp)
575
483
elif subf in this_ie.children:
576
484
# recurse into this already versioned subdir.
577
485
dirs_to_add.append((_FastPath(subp, subf), this_ie))
627
532
# WorkingTree classes for optimised versions for specific format trees.
628
533
basis = self.basis_tree()
629
534
basis.lock_read()
630
# TODO: Consider re-evaluating the need for this with CHKInventory
631
# we don't strictly need to mutate an inventory for this
632
# it only makes sense when apply_delta is cheaper than get_inventory()
633
inventory = basis.inventory._get_mutable_inventory()
535
inventory = basis.inventory
635
537
inventory.apply_delta(delta)
636
rev_tree = revisiontree.RevisionTree(self.branch.repository,
637
inventory, new_revid)
538
rev_tree = RevisionTree(self.branch.repository, inventory, new_revid)
638
539
self.set_parent_trees([(new_revid, rev_tree)])
641
542
class MutableTreeHooks(hooks.Hooks):
642
"""A dictionary mapping a hook name to a list of callables for mutabletree
543
"""A dictionary mapping a hook name to a list of callables for mutabletree
650
551
hooks.Hooks.__init__(self)
651
self.create_hook(hooks.HookPoint('start_commit',
652
"Called before a commit is performed on a tree. The start commit "
653
"hook is able to change the tree before the commit takes place. "
654
"start_commit is called with the bzrlib.mutabletree.MutableTree "
655
"that the commit is being performed on.", (1, 4), None))
656
self.create_hook(hooks.HookPoint('post_commit',
657
"Called after a commit is performed on a tree. The hook is "
658
"called with a bzrlib.mutabletree.PostCommitHookParams object. "
659
"The mutable tree the commit was performed on is available via "
660
"the mutable_tree attribute of that object.", (2, 0), None))
552
# Invoked before a commit is done in a tree. New in 1.4
553
self['start_commit'] = []
663
556
# install the default hooks into the MutableTree class.
664
557
MutableTree.hooks = MutableTreeHooks()
667
class PostCommitHookParams(object):
668
"""Parameters for the post_commit hook.
670
To access the parameters, use the following attributes:
672
* mutable_tree - the MutableTree object
675
def __init__(self, mutable_tree):
676
"""Create the parameters for the post_commit hook."""
677
self.mutable_tree = mutable_tree
680
560
class _FastPath(object):
681
561
"""A path object with fast accessors for things like basename."""
723
603
# there are a limited number of dirs we can be nested under, it should
724
604
# generally find it very fast and not recurse after that.
725
605
added = _add_one_and_parent(tree, inv, None,
726
_FastPath(osutils.dirname(path.raw_path)), 'directory', action)
727
parent_id = inv.path2id(osutils.dirname(path.raw_path))
606
_FastPath(dirname(path.raw_path)), 'directory', action)
607
parent_id = inv.path2id(dirname(path.raw_path))
728
608
parent_ie = inv[parent_id]
729
609
_add_one(tree, inv, parent_ie, path, kind, action)
730
610
return added + [path.raw_path]