128
85
"""Open a branch which may be of an old format.
130
87
Only local branches are supported."""
131
return _Branch(get_transport(base), relax_version_check=True)
88
return BzrBranch(get_transport(base), relax_version_check=True)
135
92
"""Open an existing branch, rooted at 'base' (url)"""
136
93
t = get_transport(base)
137
94
mutter("trying to open %r with transport %r", base, t)
141
98
def open_containing(url):
142
99
"""Open an existing branch which contains url.
144
101
This probes for a branch at url, and searches upwards from there.
103
Basically we keep looking up until we find the control directory or
104
run into the root. If there isn't one, raises NotBranchError.
105
If there is one, it is returned, along with the unused portion of url.
146
107
t = get_transport(url)
147
t = find_branch_root(t)
110
return BzrBranch(t), t.relpath(url)
111
except NotBranchError, e:
112
mutter('not a branch in: %r %s', t.base, e)
113
new_t = t.clone('..')
114
if new_t.base == t.base:
115
# reached the root, whatever that may be
116
raise NotBranchError(path=url)
151
120
def initialize(base):
152
121
"""Create a new branch, rooted at 'base' (url)"""
153
t = get_transport(base)
154
return _Branch(t, init=True)
122
t = get_transport(unicode(base))
123
return BzrBranch(t, init=True)
156
125
def setup_caching(self, cache_root):
157
126
"""Subclasses that care about caching should override this, and set
158
127
up cached stores located under cache_root.
129
# seems to be unused, 2006-01-13 mbp
130
warn('%s is deprecated' % self.setup_caching)
160
131
self.cache_root = cache_root
163
class _Branch(Branch):
134
cfg = self.tree_config()
135
return cfg.get_option(u"nickname", default=self.base.split('/')[-2])
137
def _set_nick(self, nick):
138
cfg = self.tree_config()
139
cfg.set_option(nick, "nickname")
140
assert cfg.get_option("nickname") == nick
142
nick = property(_get_nick, _set_nick)
144
def push_stores(self, branch_to):
145
"""Copy the content of this branches store to branch_to."""
146
raise NotImplementedError('push_stores is abstract')
148
def lock_write(self):
149
raise NotImplementedError('lock_write is abstract')
152
raise NotImplementedError('lock_read is abstract')
155
raise NotImplementedError('unlock is abstract')
157
def peek_lock_mode(self):
158
"""Return lock mode for the Branch: 'r', 'w' or None"""
159
raise NotImplementedError(self.peek_lock_mode)
161
def abspath(self, name):
162
"""Return absolute filename for something in the branch
164
XXX: Robert Collins 20051017 what is this used for? why is it a branch
165
method and not a tree method.
167
raise NotImplementedError('abspath is abstract')
169
def get_root_id(self):
170
"""Return the id of this branches root"""
171
raise NotImplementedError('get_root_id is abstract')
173
def print_file(self, file, revision_id):
174
"""Print `file` to stdout."""
175
raise NotImplementedError('print_file is abstract')
177
def append_revision(self, *revision_ids):
178
raise NotImplementedError('append_revision is abstract')
180
def set_revision_history(self, rev_history):
181
raise NotImplementedError('set_revision_history is abstract')
183
def revision_history(self):
184
"""Return sequence of revision hashes on to this branch."""
185
raise NotImplementedError('revision_history is abstract')
188
"""Return current revision number for this branch.
190
That is equivalent to the number of revisions committed to
193
return len(self.revision_history())
195
def last_revision(self):
196
"""Return last patch hash, or None if no history."""
197
ph = self.revision_history()
203
def missing_revisions(self, other, stop_revision=None, diverged_ok=False):
204
"""Return a list of new revisions that would perfectly fit.
206
If self and other have not diverged, return a list of the revisions
207
present in other, but missing from self.
209
>>> from bzrlib.commit import commit
210
>>> bzrlib.trace.silent = True
211
>>> br1 = ScratchBranch()
212
>>> br2 = ScratchBranch()
213
>>> br1.missing_revisions(br2)
215
>>> commit(br2, "lala!", rev_id="REVISION-ID-1")
216
>>> br1.missing_revisions(br2)
218
>>> br2.missing_revisions(br1)
220
>>> commit(br1, "lala!", rev_id="REVISION-ID-1")
221
>>> br1.missing_revisions(br2)
223
>>> commit(br2, "lala!", rev_id="REVISION-ID-2A")
224
>>> br1.missing_revisions(br2)
226
>>> commit(br1, "lala!", rev_id="REVISION-ID-2B")
227
>>> br1.missing_revisions(br2)
228
Traceback (most recent call last):
229
DivergedBranches: These branches have diverged. Try merge.
231
self_history = self.revision_history()
232
self_len = len(self_history)
233
other_history = other.revision_history()
234
other_len = len(other_history)
235
common_index = min(self_len, other_len) -1
236
if common_index >= 0 and \
237
self_history[common_index] != other_history[common_index]:
238
raise DivergedBranches(self, other)
240
if stop_revision is None:
241
stop_revision = other_len
243
assert isinstance(stop_revision, int)
244
if stop_revision > other_len:
245
raise bzrlib.errors.NoSuchRevision(self, stop_revision)
246
return other_history[self_len:stop_revision]
248
def update_revisions(self, other, stop_revision=None):
249
"""Pull in new perfect-fit revisions."""
250
raise NotImplementedError('update_revisions is abstract')
252
def pullable_revisions(self, other, stop_revision):
253
raise NotImplementedError('pullable_revisions is abstract')
255
def revision_id_to_revno(self, revision_id):
256
"""Given a revision id, return its revno"""
257
if revision_id is None:
259
history = self.revision_history()
261
return history.index(revision_id) + 1
263
raise bzrlib.errors.NoSuchRevision(self, revision_id)
265
def get_rev_id(self, revno, history=None):
266
"""Find the revision id of the specified revno."""
270
history = self.revision_history()
271
elif revno <= 0 or revno > len(history):
272
raise bzrlib.errors.NoSuchRevision(self, revno)
273
return history[revno - 1]
275
def working_tree(self):
276
"""Return a `Tree` for the working copy if this is a local branch."""
277
raise NotImplementedError('working_tree is abstract')
279
def pull(self, source, overwrite=False):
280
raise NotImplementedError('pull is abstract')
282
def basis_tree(self):
283
"""Return `Tree` object for last revision.
285
If there are no revisions yet, return an `EmptyTree`.
287
return self.repository.revision_tree(self.last_revision())
289
def rename_one(self, from_rel, to_rel):
292
This can change the directory or the filename or both.
294
raise NotImplementedError('rename_one is abstract')
296
def move(self, from_paths, to_name):
299
to_name must exist as a versioned directory.
301
If to_name exists and is a directory, the files are moved into
302
it, keeping their old names. If it is a directory,
304
Note that to_name is only the last component of the new name;
305
this doesn't change the directory.
307
This returns a list of (from_path, to_path) pairs for each
310
raise NotImplementedError('move is abstract')
312
def get_parent(self):
313
"""Return the parent location of the branch.
315
This is the default location for push/pull/missing. The usual
316
pattern is that the user can override it by specifying a
319
raise NotImplementedError('get_parent is abstract')
321
def get_push_location(self):
322
"""Return the None or the location to push this branch to."""
323
raise NotImplementedError('get_push_location is abstract')
325
def set_push_location(self, location):
326
"""Set a new push location for this branch."""
327
raise NotImplementedError('set_push_location is abstract')
329
def set_parent(self, url):
330
raise NotImplementedError('set_parent is abstract')
332
def check_revno(self, revno):
334
Check whether a revno corresponds to any revision.
335
Zero (the NULL revision) is considered valid.
338
self.check_real_revno(revno)
340
def check_real_revno(self, revno):
342
Check whether a revno corresponds to a real revision.
343
Zero (the NULL revision) is considered invalid
345
if revno < 1 or revno > self.revno():
346
raise InvalidRevisionNumber(revno)
348
def sign_revision(self, revision_id, gpg_strategy):
349
raise NotImplementedError('sign_revision is abstract')
351
def store_revision_signature(self, gpg_strategy, plaintext, revision_id):
352
raise NotImplementedError('store_revision_signature is abstract')
354
def clone(self, to_location, revision=None, basis_branch=None, to_branch_type=None):
355
"""Copy this branch into the existing directory to_location.
357
Returns the newly created branch object.
360
If not None, only revisions up to this point will be copied.
361
The head of the new branch will be that revision. Must be a
364
to_location -- The destination directory; must either exist and be
365
empty, or not exist, in which case it is created.
368
A local branch to copy revisions from, related to this branch.
369
This is used when branching from a remote (slow) branch, and we have
370
a local branch that might contain some relevant revisions.
373
Branch type of destination branch
375
# circular import protection
376
from bzrlib.merge import build_working_dir
378
assert isinstance(to_location, basestring)
379
if not bzrlib.osutils.lexists(to_location):
380
os.mkdir(to_location)
381
if to_branch_type is None:
382
to_branch_type = BzrBranch
383
br_to = to_branch_type.initialize(to_location)
384
mutter("copy branch from %s to %s", self, br_to)
385
if basis_branch is not None:
386
basis_branch.push_stores(br_to)
387
br_to.working_tree().set_root_id(self.get_root_id())
389
revision = self.last_revision()
390
br_to.update_revisions(self, stop_revision=revision)
391
br_to.set_parent(self.base)
392
build_working_dir(to_location)
396
def fileid_involved_between_revs(self, from_revid, to_revid):
397
""" This function returns the file_id(s) involved in the
398
changes between the from_revid revision and the to_revid
401
raise NotImplementedError('fileid_involved_between_revs is abstract')
403
def fileid_involved(self, last_revid=None):
404
""" This function returns the file_id(s) involved in the
405
changes up to the revision last_revid
406
If no parametr is passed, then all file_id[s] present in the
407
repository are returned
409
raise NotImplementedError('fileid_involved is abstract')
411
def fileid_involved_by_set(self, changes):
412
""" This function returns the file_id(s) involved in the
413
changes present in the set 'changes'
415
raise NotImplementedError('fileid_involved_by_set is abstract')
417
def fileid_involved_between_revs(self, from_revid, to_revid):
418
""" This function returns the file_id(s) involved in the
419
changes between the from_revid revision and the to_revid
422
raise NotImplementedError('fileid_involved_between_revs is abstract')
424
def fileid_involved(self, last_revid=None):
425
""" This function returns the file_id(s) involved in the
426
changes up to the revision last_revid
427
If no parametr is passed, then all file_id[s] present in the
428
repository are returned
430
raise NotImplementedError('fileid_involved is abstract')
432
def fileid_involved_by_set(self, changes):
433
""" This function returns the file_id(s) involved in the
434
changes present in the set 'changes'
436
raise NotImplementedError('fileid_involved_by_set is abstract')
439
class BzrBranch(Branch):
164
440
"""A branch stored in the actual filesystem.
166
442
Note that it's "local" in the context of the filesystem; it doesn't
167
443
really matter if it's on an nfs/smb/afs/coda/... share, as long as
168
444
it's writable, and can be accessed via the normal filesystem API.
174
If _lock_mode is true, a positive count of the number of times the
178
Lock object from bzrlib.lock.
180
447
# We actually expect this class to be somewhat short-lived; part of its
181
448
# purpose is to try to isolate what bits of the branch logic are tied to
182
449
# filesystem access, so that in a later step, we can extricate them to
183
450
# a separarte ("storage") class.
187
451
_inventory_weave = None
189
453
# Map some sort of prefix into a namespace
234
496
assert isinstance(transport, Transport), \
235
497
"%r is not a Transport" % transport
236
self._transport = transport
498
# TODO: jam 20060103 We create a clone of this transport at .bzr/
499
# and then we forget about it, should we keep a handle to it?
500
self._base = transport.base
501
self.control_files = LockableFiles(transport.clone(bzrlib.BZRDIR),
238
504
self._make_control()
239
505
self._check_format(relax_version_check)
241
def get_store(name, compressed=True):
242
# FIXME: This approach of assuming stores are all entirely compressed
243
# or entirely uncompressed is tidy, but breaks upgrade from
244
# some existing branches where there's a mixture; we probably
245
# still want the option to look for both.
246
relpath = self._rel_controlfilename(name)
248
store = CompressedTextStore(self._transport.clone(relpath))
250
store = TextStore(self._transport.clone(relpath))
251
#if self._transport.should_cache():
252
# cache_path = os.path.join(self.cache_root, name)
253
# os.mkdir(cache_path)
254
# store = bzrlib.store.CachedStore(store, cache_path)
257
relpath = self._rel_controlfilename(name)
258
ws = WeaveStore(self._transport.clone(relpath))
259
if self._transport.should_cache():
260
ws.enable_cache = True
263
if self._branch_format == 4:
264
self.inventory_store = get_store('inventory-store')
265
self.text_store = get_store('text-store')
266
self.revision_store = get_store('revision-store')
267
elif self._branch_format == 5:
268
self.control_weaves = get_weave([])
269
self.weave_store = get_weave('weaves')
270
self.revision_store = get_store('revision-store', compressed=False)
506
self.repository = Repository(transport, self._branch_format)
272
508
def __str__(self):
273
return '%s(%r)' % (self.__class__.__name__, self._transport.base)
509
return '%s(%r)' % (self.__class__.__name__, self.base)
276
511
__repr__ = __str__
279
513
def __del__(self):
280
if self._lock_mode or self._lock:
281
# XXX: This should show something every time, and be suitable for
282
# headless operation and embedding
283
warn("branch %r was not explicitly unlocked" % self)
286
514
# TODO: It might be best to do this somewhere else,
287
515
# but it is nice for a Branch object to automatically
288
516
# cache it's information.
289
517
# Alternatively, we could have the Transport objects cache requests
290
518
# See the earlier discussion about how major objects (like Branch)
291
519
# should never expect their __del__ function to run.
520
# XXX: cache_root seems to be unused, 2006-01-13 mbp
292
521
if hasattr(self, 'cache_root') and self.cache_root is not None:
295
523
shutil.rmtree(self.cache_root)
298
526
self.cache_root = None
300
528
def _get_base(self):
302
return self._transport.base
305
base = property(_get_base)
308
def lock_write(self):
309
# TODO: Upgrade locking to support using a Transport,
310
# and potentially a remote locking protocol
312
if self._lock_mode != 'w':
313
raise LockError("can't upgrade to a write lock from %r" %
315
self._lock_count += 1
317
self._lock = self._transport.lock_write(
318
self._rel_controlfilename('branch-lock'))
319
self._lock_mode = 'w'
325
assert self._lock_mode in ('r', 'w'), \
326
"invalid lock mode %r" % self._lock_mode
327
self._lock_count += 1
329
self._lock = self._transport.lock_read(
330
self._rel_controlfilename('branch-lock'))
331
self._lock_mode = 'r'
335
if not self._lock_mode:
336
raise LockError('branch %r is not locked' % (self))
338
if self._lock_count > 1:
339
self._lock_count -= 1
343
self._lock_mode = self._lock_count = None
531
base = property(_get_base, doc="The URL for the root of this branch.")
533
def _finish_transaction(self):
534
"""Exit the current transaction."""
535
return self.control_files._finish_transaction()
537
def get_transaction(self):
538
"""Return the current active transaction.
540
If no transaction is active, this returns a passthrough object
541
for which all data is immediately flushed and no caching happens.
543
# this is an explicit function so that we can do tricky stuff
544
# when the storage in rev_storage is elsewhere.
545
# we probably need to hook the two 'lock a location' and
546
# 'have a transaction' together more delicately, so that
547
# we can have two locks (branch and storage) and one transaction
548
# ... and finishing the transaction unlocks both, but unlocking
549
# does not. - RBC 20051121
550
return self.control_files.get_transaction()
552
def _set_transaction(self, transaction):
553
"""Set a new active transaction."""
554
return self.control_files._set_transaction(transaction)
345
556
def abspath(self, name):
346
"""Return absolute filename for something in the branch"""
347
return self._transport.abspath(name)
349
def relpath(self, path):
350
"""Return path relative to this branch of something inside it.
352
Raises an error if path is not in this branch."""
353
return self._transport.relpath(path)
356
def _rel_controlfilename(self, file_or_path):
357
if isinstance(file_or_path, basestring):
358
file_or_path = [file_or_path]
359
return [bzrlib.BZRDIR] + file_or_path
361
def controlfilename(self, file_or_path):
362
"""Return location relative to branch."""
363
return self._transport.abspath(self._rel_controlfilename(file_or_path))
366
def controlfile(self, file_or_path, mode='r'):
367
"""Open a control file for this branch.
369
There are two classes of file in the control directory: text
370
and binary. binary files are untranslated byte streams. Text
371
control files are stored with Unix newlines and in UTF-8, even
372
if the platform or locale defaults are different.
374
Controlfiles should almost never be opened in write mode but
375
rather should be atomically copied and replaced using atomicfile.
379
relpath = self._rel_controlfilename(file_or_path)
380
#TODO: codecs.open() buffers linewise, so it was overloaded with
381
# a much larger buffer, do we need to do the same for getreader/getwriter?
383
return self._transport.get(relpath)
385
raise BzrError("Branch.controlfile(mode='wb') is not supported, use put_controlfiles")
387
return codecs.getreader('utf-8')(self._transport.get(relpath), errors='replace')
389
raise BzrError("Branch.controlfile(mode='w') is not supported, use put_controlfiles")
391
raise BzrError("invalid controlfile mode %r" % mode)
393
def put_controlfile(self, path, f, encode=True):
394
"""Write an entry as a controlfile.
396
:param path: The path to put the file, relative to the .bzr control
398
:param f: A file-like or string object whose contents should be copied.
399
:param encode: If true, encode the contents as utf-8
401
self.put_controlfiles([(path, f)], encode=encode)
403
def put_controlfiles(self, files, encode=True):
404
"""Write several entries as controlfiles.
406
:param files: A list of [(path, file)] pairs, where the path is the directory
407
underneath the bzr control directory
408
:param encode: If true, encode the contents as utf-8
412
for path, f in files:
414
if isinstance(f, basestring):
415
f = f.encode('utf-8', 'replace')
417
f = codecs.getwriter('utf-8')(f, errors='replace')
418
path = self._rel_controlfilename(path)
419
ctrl_files.append((path, f))
420
self._transport.put_multi(ctrl_files)
557
"""See Branch.abspath."""
558
return self.control_files._transport.abspath(name)
422
560
def _make_control(self):
423
561
from bzrlib.inventory import Inventory
463
607
classes to support downlevel branches. But not yet.
466
fmt = self.controlfile('branch-format', 'r').read()
610
fmt = self.control_files.get_utf8('branch-format').read()
467
611
except NoSuchFile:
468
raise NotBranchError(self.base)
612
raise NotBranchError(path=self.base)
469
613
mutter("got branch format %r", fmt)
470
if fmt == BZR_BRANCH_FORMAT_5:
614
if fmt == BZR_BRANCH_FORMAT_6:
615
self._branch_format = 6
616
elif fmt == BZR_BRANCH_FORMAT_5:
471
617
self._branch_format = 5
472
618
elif fmt == BZR_BRANCH_FORMAT_4:
473
619
self._branch_format = 4
475
621
if (not relax_version_check
476
and self._branch_format != 5):
477
raise BzrError('sorry, branch format %r not supported' % fmt,
622
and self._branch_format not in (5, 6)):
623
raise errors.UnsupportedFormatError(
624
'sorry, branch format %r not supported' % fmt,
478
625
['use a different bzr version',
479
626
'or remove the .bzr directory'
480
627
' and "bzr init" again'])
482
630
def get_root_id(self):
483
"""Return the id of this branches root"""
484
inv = self.read_working_inventory()
631
"""See Branch.get_root_id."""
632
inv = self.repository.get_inventory(self.last_revision())
485
633
return inv.root.file_id
487
def set_root_id(self, file_id):
488
inv = self.read_working_inventory()
489
orig_root_id = inv.root.file_id
490
del inv._byid[inv.root.file_id]
491
inv.root.file_id = file_id
492
inv._byid[inv.root.file_id] = inv.root
495
if entry.parent_id in (None, orig_root_id):
496
entry.parent_id = inv.root.file_id
497
self._write_inventory(inv)
499
def read_working_inventory(self):
500
"""Read the working inventory."""
503
# ElementTree does its own conversion from UTF-8, so open in
505
f = self.controlfile('inventory', 'rb')
506
return bzrlib.xml5.serializer_v5.read_inventory(f)
511
def _write_inventory(self, inv):
512
"""Update the working inventory.
514
That is to say, the inventory describing changes underway, that
515
will be committed to the next revision.
517
from cStringIO import StringIO
521
bzrlib.xml5.serializer_v5.write_inventory(inv, sio)
523
# Transport handles atomicity
524
self.put_controlfile('inventory', sio)
528
mutter('wrote working inventory')
530
inventory = property(read_working_inventory, _write_inventory, None,
531
"""Inventory for the working copy.""")
533
def add(self, files, ids=None):
534
"""Make files versioned.
536
Note that the command line normally calls smart_add instead,
537
which can automatically recurse.
539
This puts the files in the Added state, so that they will be
540
recorded by the next commit.
543
List of paths to add, relative to the base of the tree.
546
If set, use these instead of automatically generated ids.
547
Must be the same length as the list of files, but may
548
contain None for ids that are to be autogenerated.
550
TODO: Perhaps have an option to add the ids even if the files do
553
TODO: Perhaps yield the ids and paths as they're added.
555
# TODO: Re-adding a file that is removed in the working copy
556
# should probably put it back with the previous ID.
557
if isinstance(files, basestring):
558
assert(ids is None or isinstance(ids, basestring))
564
ids = [None] * len(files)
635
def lock_write(self):
636
# TODO: test for failed two phase locks. This is known broken.
637
self.control_files.lock_write()
638
self.repository.lock_write()
641
# TODO: test for failed two phase locks. This is known broken.
642
self.control_files.lock_read()
643
self.repository.lock_read()
646
# TODO: test for failed two phase locks. This is known broken.
647
self.repository.unlock()
648
self.control_files.unlock()
650
def peek_lock_mode(self):
651
if self.control_files._lock_count == 0:
566
assert(len(ids) == len(files))
570
inv = self.read_working_inventory()
571
for f,file_id in zip(files, ids):
572
if is_control_file(f):
573
raise BzrError("cannot add control file %s" % quotefn(f))
578
raise BzrError("cannot add top-level %r" % f)
580
fullpath = os.path.normpath(self.abspath(f))
583
kind = file_kind(fullpath)
585
# maybe something better?
586
raise BzrError('cannot add: not a regular file, symlink or directory: %s' % quotefn(f))
588
if not InventoryEntry.versionable_kind(kind):
589
raise BzrError('cannot add: not a versionable file ('
590
'i.e. regular file, symlink or directory): %s' % quotefn(f))
593
file_id = gen_file_id(f)
594
inv.add_path(f, kind=kind, file_id=file_id)
596
mutter("add file %s file_id:{%s} kind=%r" % (f, file_id, kind))
598
self._write_inventory(inv)
603
def print_file(self, file, revno):
604
"""Print `file` to stdout."""
607
tree = self.revision_tree(self.get_rev_id(revno))
608
# use inventory as it was in that revision
609
file_id = tree.inventory.path2id(file)
611
raise BzrError("%r is not present in revision %s" % (file, revno))
612
tree.print_file(file_id)
617
def remove(self, files, verbose=False):
618
"""Mark nominated files for removal from the inventory.
620
This does not remove their text. This does not run on
622
TODO: Refuse to remove modified files unless --force is given?
624
TODO: Do something useful with directories.
626
TODO: Should this remove the text or not? Tough call; not
627
removing may be useful and the user can just use use rm, and
628
is the opposite of add. Removing it is consistent with most
629
other tools. Maybe an option.
631
## TODO: Normalize names
632
## TODO: Remove nested loops; better scalability
633
if isinstance(files, basestring):
639
tree = self.working_tree()
642
# do this before any modifications
646
raise BzrError("cannot remove unversioned file %s" % quotefn(f))
647
mutter("remove inventory entry %s {%s}" % (quotefn(f), fid))
649
# having remove it, it must be either ignored or unknown
650
if tree.is_ignored(f):
654
show_status(new_status, inv[fid].kind, quotefn(f))
657
self._write_inventory(inv)
661
# FIXME: this doesn't need to be a branch method
662
def set_inventory(self, new_inventory_list):
663
from bzrlib.inventory import Inventory, InventoryEntry
664
inv = Inventory(self.get_root_id())
665
for path, file_id, parent, kind in new_inventory_list:
666
name = os.path.basename(path)
669
# fixme, there should be a factory function inv,add_??
670
if kind == 'directory':
671
inv.add(inventory.InventoryDirectory(file_id, name, parent))
673
inv.add(inventory.InventoryFile(file_id, name, parent))
674
elif kind == 'symlink':
675
inv.add(inventory.InventoryLink(file_id, name, parent))
677
raise BzrError("unknown kind %r" % kind)
678
self._write_inventory(inv)
681
"""Return all unknown files.
683
These are files in the working directory that are not versioned or
684
control files or ignored.
686
>>> b = ScratchBranch(files=['foo', 'foo~'])
687
>>> list(b.unknowns())
690
>>> list(b.unknowns())
693
>>> list(b.unknowns())
696
return self.working_tree().unknowns()
654
return self.control_files._lock_mode
657
def print_file(self, file, revision_id):
658
"""See Branch.print_file."""
659
return self.repository.print_file(file, revision_id)
699
662
def append_revision(self, *revision_ids):
663
"""See Branch.append_revision."""
700
664
for revision_id in revision_ids:
701
665
mutter("add {%s} to revision-history" % revision_id)
704
rev_history = self.revision_history()
705
rev_history.extend(revision_ids)
706
self.put_controlfile('revision-history', '\n'.join(rev_history))
710
def has_revision(self, revision_id):
711
"""True if this branch has a copy of the revision.
713
This does not necessarily imply the revision is merge
714
or on the mainline."""
715
return (revision_id is None
716
or revision_id in self.revision_store)
718
def get_revision_xml_file(self, revision_id):
719
"""Return XML file object for revision object."""
720
if not revision_id or not isinstance(revision_id, basestring):
721
raise InvalidRevisionId(revision_id)
726
return self.revision_store[revision_id]
727
except (IndexError, KeyError):
728
raise bzrlib.errors.NoSuchRevision(self, revision_id)
733
get_revision_xml = get_revision_xml_file
735
def get_revision_xml(self, revision_id):
736
return self.get_revision_xml_file(revision_id).read()
739
def get_revision(self, revision_id):
740
"""Return the Revision object for a named revision"""
741
xml_file = self.get_revision_xml_file(revision_id)
744
r = bzrlib.xml5.serializer_v5.read_revision(xml_file)
745
except SyntaxError, e:
746
raise bzrlib.errors.BzrError('failed to unpack revision_xml',
750
assert r.revision_id == revision_id
666
rev_history = self.revision_history()
667
rev_history.extend(revision_ids)
668
self.set_revision_history(rev_history)
671
def set_revision_history(self, rev_history):
672
"""See Branch.set_revision_history."""
673
old_revision = self.last_revision()
674
new_revision = rev_history[-1]
675
self.control_files.put_utf8(
676
'revision-history', '\n'.join(rev_history))
678
# FIXME: RBC 20051207 this smells wrong, last_revision in the
679
# working tree may be != to last_revision in the branch - so
680
# why is this passing in the branches last_revision ?
681
self.working_tree().set_last_revision(new_revision, old_revision)
682
except NoWorkingTree:
683
mutter('Unable to set_last_revision without a working tree.')
753
685
def get_revision_delta(self, revno):
754
686
"""Return the delta for one revision.
764
696
# revno is 1-based; list is 0-based
766
new_tree = self.revision_tree(rh[revno-1])
698
new_tree = self.repository.revision_tree(rh[revno-1])
768
700
old_tree = EmptyTree()
770
old_tree = self.revision_tree(rh[revno-2])
702
old_tree = self.repository.revision_tree(rh[revno-2])
772
703
return compare_trees(old_tree, new_tree)
774
def get_revision_sha1(self, revision_id):
775
"""Hash the stored value of a revision, and return it."""
776
# In the future, revision entries will be signed. At that
777
# point, it is probably best *not* to include the signature
778
# in the revision hash. Because that lets you re-sign
779
# the revision, (add signatures/remove signatures) and still
780
# have all hash pointers stay consistent.
781
# But for now, just hash the contents.
782
return bzrlib.osutils.sha_file(self.get_revision_xml_file(revision_id))
784
def get_ancestry(self, revision_id):
785
"""Return a list of revision-ids integrated by a revision.
787
This currently returns a list, but the ordering is not guaranteed:
790
if revision_id is None:
792
w = self.control_weaves.get_weave('inventory')
793
return [None] + map(w.idx_to_name,
794
w.inclusions([w.lookup(revision_id)]))
796
def get_inventory_weave(self):
797
return self.control_weaves.get_weave('inventory')
799
def get_inventory(self, revision_id):
800
"""Get Inventory object by hash."""
801
xml = self.get_inventory_xml(revision_id)
802
return bzrlib.xml5.serializer_v5.read_inventory_from_string(xml)
804
def get_inventory_xml(self, revision_id):
805
"""Get inventory XML as a file object."""
807
assert isinstance(revision_id, basestring), type(revision_id)
808
iw = self.get_inventory_weave()
809
return iw.get_text(iw.lookup(revision_id))
811
raise bzrlib.errors.HistoryMissing(self, 'inventory', revision_id)
813
def get_inventory_sha1(self, revision_id):
814
"""Return the sha1 hash of the inventory entry
816
return self.get_revision(revision_id).inventory_sha1
818
def get_revision_inventory(self, revision_id):
819
"""Return inventory of a past revision."""
820
# TODO: Unify this with get_inventory()
821
# bzr 0.0.6 and later imposes the constraint that the inventory_id
822
# must be the same as its revision, so this is trivial.
823
if revision_id == None:
824
return Inventory(self.get_root_id())
826
return self.get_inventory(revision_id)
828
706
def revision_history(self):
829
"""Return sequence of revision hashes on to this branch."""
832
return [l.rstrip('\r\n') for l in
833
self.controlfile('revision-history', 'r').readlines()]
837
def common_ancestor(self, other, self_revno=None, other_revno=None):
839
>>> from bzrlib.commit import commit
840
>>> sb = ScratchBranch(files=['foo', 'foo~'])
841
>>> sb.common_ancestor(sb) == (None, None)
843
>>> commit(sb, "Committing first revision", verbose=False)
844
>>> sb.common_ancestor(sb)[0]
846
>>> clone = sb.clone()
847
>>> commit(sb, "Committing second revision", verbose=False)
848
>>> sb.common_ancestor(sb)[0]
850
>>> sb.common_ancestor(clone)[0]
852
>>> commit(clone, "Committing divergent second revision",
854
>>> sb.common_ancestor(clone)[0]
856
>>> sb.common_ancestor(clone) == clone.common_ancestor(sb)
858
>>> sb.common_ancestor(sb) != clone.common_ancestor(clone)
860
>>> clone2 = sb.clone()
861
>>> sb.common_ancestor(clone2)[0]
863
>>> sb.common_ancestor(clone2, self_revno=1)[0]
865
>>> sb.common_ancestor(clone2, other_revno=1)[0]
868
my_history = self.revision_history()
869
other_history = other.revision_history()
870
if self_revno is None:
871
self_revno = len(my_history)
872
if other_revno is None:
873
other_revno = len(other_history)
874
indices = range(min((self_revno, other_revno)))
877
if my_history[r] == other_history[r]:
878
return r+1, my_history[r]
883
"""Return current revision number for this branch.
885
That is equivalent to the number of revisions committed to
888
return len(self.revision_history())
891
def last_revision(self):
892
"""Return last patch hash, or None if no history.
894
ph = self.revision_history()
901
def missing_revisions(self, other, stop_revision=None, diverged_ok=False):
902
"""Return a list of new revisions that would perfectly fit.
904
If self and other have not diverged, return a list of the revisions
905
present in other, but missing from self.
907
>>> from bzrlib.commit import commit
908
>>> bzrlib.trace.silent = True
909
>>> br1 = ScratchBranch()
910
>>> br2 = ScratchBranch()
911
>>> br1.missing_revisions(br2)
913
>>> commit(br2, "lala!", rev_id="REVISION-ID-1")
914
>>> br1.missing_revisions(br2)
916
>>> br2.missing_revisions(br1)
918
>>> commit(br1, "lala!", rev_id="REVISION-ID-1")
919
>>> br1.missing_revisions(br2)
921
>>> commit(br2, "lala!", rev_id="REVISION-ID-2A")
922
>>> br1.missing_revisions(br2)
924
>>> commit(br1, "lala!", rev_id="REVISION-ID-2B")
925
>>> br1.missing_revisions(br2)
926
Traceback (most recent call last):
927
DivergedBranches: These branches have diverged.
929
# FIXME: If the branches have diverged, but the latest
930
# revision in this branch is completely merged into the other,
931
# then we should still be able to pull.
932
self_history = self.revision_history()
933
self_len = len(self_history)
934
other_history = other.revision_history()
935
other_len = len(other_history)
936
common_index = min(self_len, other_len) -1
937
if common_index >= 0 and \
938
self_history[common_index] != other_history[common_index]:
939
raise DivergedBranches(self, other)
941
if stop_revision is None:
942
stop_revision = other_len
944
assert isinstance(stop_revision, int)
945
if stop_revision > other_len:
946
raise bzrlib.errors.NoSuchRevision(self, stop_revision)
947
return other_history[self_len:stop_revision]
707
"""See Branch.revision_history."""
708
# FIXME are transactions bound to control files ? RBC 20051121
709
transaction = self.get_transaction()
710
history = transaction.map.find_revision_history()
711
if history is not None:
712
mutter("cache hit for revision-history in %s", self)
714
history = [l.rstrip('\r\n') for l in
715
self.control_files.get_utf8('revision-history').readlines()]
716
transaction.map.add_revision_history(history)
717
# this call is disabled because revision_history is
718
# not really an object yet, and the transaction is for objects.
719
# transaction.register_clean(history, precious=True)
949
722
def update_revisions(self, other, stop_revision=None):
950
"""Pull in new perfect-fit revisions."""
723
"""See Branch.update_revisions."""
951
724
from bzrlib.fetch import greedy_fetch
952
from bzrlib.revision import get_intervening_revisions
953
725
if stop_revision is None:
954
726
stop_revision = other.last_revision()
727
### Should this be checking is_ancestor instead of revision_history?
728
if (stop_revision is not None and
729
stop_revision in self.revision_history()):
955
731
greedy_fetch(to_branch=self, from_branch=other,
956
732
revision=stop_revision)
957
pullable_revs = self.missing_revisions(
958
other, other.revision_id_to_revno(stop_revision))
960
greedy_fetch(to_branch=self,
962
revision=pullable_revs[-1])
733
pullable_revs = self.pullable_revisions(other, stop_revision)
734
if len(pullable_revs) > 0:
963
735
self.append_revision(*pullable_revs)
966
def commit(self, *args, **kw):
967
from bzrlib.commit import Commit
968
Commit().commit(self, *args, **kw)
970
def revision_id_to_revno(self, revision_id):
971
"""Given a revision id, return its revno"""
972
if revision_id is None:
974
history = self.revision_history()
976
return history.index(revision_id) + 1
978
raise bzrlib.errors.NoSuchRevision(self, revision_id)
980
def get_rev_id(self, revno, history=None):
981
"""Find the revision id of the specified revno."""
985
history = self.revision_history()
986
elif revno <= 0 or revno > len(history):
987
raise bzrlib.errors.NoSuchRevision(self, revno)
988
return history[revno - 1]
990
def revision_tree(self, revision_id):
991
"""Return Tree for a revision on this branch.
993
`revision_id` may be None for the null revision, in which case
994
an `EmptyTree` is returned."""
995
# TODO: refactor this to use an existing revision object
996
# so we don't need to read it in twice.
997
if revision_id == None:
1000
inv = self.get_revision_inventory(revision_id)
1001
return RevisionTree(self.weave_store, inv, revision_id)
737
def pullable_revisions(self, other, stop_revision):
738
"""See Branch.pullable_revisions."""
739
other_revno = other.revision_id_to_revno(stop_revision)
741
return self.missing_revisions(other, other_revno)
742
except DivergedBranches, e:
744
pullable_revs = get_intervening_revisions(self.last_revision(),
747
assert self.last_revision() not in pullable_revs
749
except bzrlib.errors.NotAncestor:
750
if is_ancestor(self.last_revision(), stop_revision, self):
755
def basis_tree(self):
756
"""See Branch.basis_tree."""
758
revision_id = self.revision_history()[-1]
759
# FIXME: This is an abstraction violation, the basis tree
760
# here as defined is on the working tree, the method should
761
# be too. The basis tree for a branch can be different than
762
# that for a working tree. RBC 20051207
763
xml = self.working_tree().read_basis_inventory(revision_id)
764
inv = bzrlib.xml5.serializer_v5.read_inventory_from_string(xml)
765
return RevisionTree(self.repository, inv, revision_id)
766
except (IndexError, NoSuchFile, NoWorkingTree), e:
767
return self.repository.revision_tree(self.last_revision())
1004
769
def working_tree(self):
1005
"""Return a `Tree` for the working copy."""
770
"""See Branch.working_tree."""
1006
771
from bzrlib.workingtree import WorkingTree
1007
# TODO: In the future, WorkingTree should utilize Transport
1008
# RobertCollins 20051003 - I don't think it should - working trees are
1009
# much more complex to keep consistent than our careful .bzr subset.
1010
# instead, we should say that working trees are local only, and optimise
1012
return WorkingTree(self._transport.base, self.read_working_inventory())
1015
def basis_tree(self):
1016
"""Return `Tree` object for last revision.
1018
If there are no revisions yet, return an `EmptyTree`.
1020
return self.revision_tree(self.last_revision())
1023
def rename_one(self, from_rel, to_rel):
1026
This can change the directory or the filename or both.
1030
tree = self.working_tree()
1031
inv = tree.inventory
1032
if not tree.has_filename(from_rel):
1033
raise BzrError("can't rename: old working file %r does not exist" % from_rel)
1034
if tree.has_filename(to_rel):
1035
raise BzrError("can't rename: new working file %r already exists" % to_rel)
1037
file_id = inv.path2id(from_rel)
1039
raise BzrError("can't rename: old name %r is not versioned" % from_rel)
1041
if inv.path2id(to_rel):
1042
raise BzrError("can't rename: new name %r is already versioned" % to_rel)
1044
to_dir, to_tail = os.path.split(to_rel)
1045
to_dir_id = inv.path2id(to_dir)
1046
if to_dir_id == None and to_dir != '':
1047
raise BzrError("can't determine destination directory id for %r" % to_dir)
1049
mutter("rename_one:")
1050
mutter(" file_id {%s}" % file_id)
1051
mutter(" from_rel %r" % from_rel)
1052
mutter(" to_rel %r" % to_rel)
1053
mutter(" to_dir %r" % to_dir)
1054
mutter(" to_dir_id {%s}" % to_dir_id)
1056
inv.rename(file_id, to_dir_id, to_tail)
1058
from_abs = self.abspath(from_rel)
1059
to_abs = self.abspath(to_rel)
1061
rename(from_abs, to_abs)
1063
raise BzrError("failed to rename %r to %r: %s"
1064
% (from_abs, to_abs, e[1]),
1065
["rename rolled back"])
1067
self._write_inventory(inv)
1072
def move(self, from_paths, to_name):
1075
to_name must exist as a versioned directory.
1077
If to_name exists and is a directory, the files are moved into
1078
it, keeping their old names. If it is a directory,
1080
Note that to_name is only the last component of the new name;
1081
this doesn't change the directory.
1083
This returns a list of (from_path, to_path) pairs for each
1084
entry that is moved.
1089
## TODO: Option to move IDs only
1090
assert not isinstance(from_paths, basestring)
1091
tree = self.working_tree()
1092
inv = tree.inventory
1093
to_abs = self.abspath(to_name)
1094
if not isdir(to_abs):
1095
raise BzrError("destination %r is not a directory" % to_abs)
1096
if not tree.has_filename(to_name):
1097
raise BzrError("destination %r not in working directory" % to_abs)
1098
to_dir_id = inv.path2id(to_name)
1099
if to_dir_id == None and to_name != '':
1100
raise BzrError("destination %r is not a versioned directory" % to_name)
1101
to_dir_ie = inv[to_dir_id]
1102
if to_dir_ie.kind not in ('directory', 'root_directory'):
1103
raise BzrError("destination %r is not a directory" % to_abs)
1105
to_idpath = inv.get_idpath(to_dir_id)
1107
for f in from_paths:
1108
if not tree.has_filename(f):
1109
raise BzrError("%r does not exist in working tree" % f)
1110
f_id = inv.path2id(f)
1112
raise BzrError("%r is not versioned" % f)
1113
name_tail = splitpath(f)[-1]
1114
dest_path = appendpath(to_name, name_tail)
1115
if tree.has_filename(dest_path):
1116
raise BzrError("destination %r already exists" % dest_path)
1117
if f_id in to_idpath:
1118
raise BzrError("can't move %r to a subdirectory of itself" % f)
1120
# OK, so there's a race here, it's possible that someone will
1121
# create a file in this interval and then the rename might be
1122
# left half-done. But we should have caught most problems.
1124
for f in from_paths:
1125
name_tail = splitpath(f)[-1]
1126
dest_path = appendpath(to_name, name_tail)
1127
result.append((f, dest_path))
1128
inv.rename(inv.path2id(f), to_dir_id, name_tail)
1130
rename(self.abspath(f), self.abspath(dest_path))
1132
raise BzrError("failed to rename %r to %r: %s" % (f, dest_path, e[1]),
1133
["rename rolled back"])
1135
self._write_inventory(inv)
1142
def revert(self, filenames, old_tree=None, backups=True):
1143
"""Restore selected files to the versions from a previous tree.
1146
If true (default) backups are made of files before
1149
from bzrlib.errors import NotVersionedError, BzrError
1150
from bzrlib.atomicfile import AtomicFile
1151
from bzrlib.osutils import backup_file
1153
inv = self.read_working_inventory()
1154
if old_tree is None:
1155
old_tree = self.basis_tree()
1156
old_inv = old_tree.inventory
1159
for fn in filenames:
1160
file_id = inv.path2id(fn)
1162
raise NotVersionedError("not a versioned file", fn)
1163
if not old_inv.has_id(file_id):
1164
raise BzrError("file not present in old tree", fn, file_id)
1165
nids.append((fn, file_id))
1167
# TODO: Rename back if it was previously at a different location
1169
# TODO: If given a directory, restore the entire contents from
1170
# the previous version.
1172
# TODO: Make a backup to a temporary file.
1174
# TODO: If the file previously didn't exist, delete it?
1175
for fn, file_id in nids:
1178
f = AtomicFile(fn, 'wb')
1180
f.write(old_tree.get_file(file_id).read())
1186
def pending_merges(self):
1187
"""Return a list of pending merges.
1189
These are revisions that have been merged into the working
1190
directory but not yet committed.
1192
cfn = self._rel_controlfilename('pending-merges')
1193
if not self._transport.has(cfn):
1196
for l in self.controlfile('pending-merges', 'r').readlines():
1197
p.append(l.rstrip('\n'))
1201
def add_pending_merge(self, *revision_ids):
1202
# TODO: Perhaps should check at this point that the
1203
# history of the revision is actually present?
1204
p = self.pending_merges()
1206
for rev_id in revision_ids:
1212
self.set_pending_merges(p)
1214
def set_pending_merges(self, rev_list):
1217
self.put_controlfile('pending-merges', '\n'.join(rev_list))
772
if self.base.find('://') != -1:
773
raise NoWorkingTree(self.base)
774
return WorkingTree(self.base, branch=self)
777
def pull(self, source, overwrite=False):
778
"""See Branch.pull."""
781
old_count = len(self.revision_history())
783
self.update_revisions(source)
784
except DivergedBranches:
788
self.set_revision_history(source.revision_history())
789
new_count = len(self.revision_history())
790
return new_count - old_count
1222
794
def get_parent(self):
1223
"""Return the parent location of the branch.
1225
This is the default location for push/pull/missing. The usual
1226
pattern is that the user can override it by specifying a
795
"""See Branch.get_parent."""
1230
797
_locs = ['parent', 'pull', 'x-pull']
1233
return self.controlfile(l, 'r').read().strip('\n')
1235
if e.errno != errno.ENOENT:
800
return self.control_files.get_utf8(l).read().strip('\n')
805
def get_push_location(self):
806
"""See Branch.get_push_location."""
807
config = bzrlib.config.BranchConfig(self)
808
push_loc = config.get_user_option('push_location')
811
def set_push_location(self, location):
812
"""See Branch.set_push_location."""
813
config = bzrlib.config.LocationConfig(self.base)
814
config.set_user_option('push_location', location)
1240
817
def set_parent(self, url):
818
"""See Branch.set_parent."""
1241
819
# TODO: Maybe delete old location files?
1242
from bzrlib.atomicfile import AtomicFile
820
# URLs should never be unicode, even on the local fs,
821
# FIXUP this and get_parent in a future branch format bump:
822
# read and rewrite the file, and have the new format code read
823
# using .get not .get_utf8. RBC 20060125
824
self.control_files.put_utf8('parent', url + '\n')
826
def tree_config(self):
827
return TreeConfig(self)
829
def _get_truncated_history(self, revision_id):
830
history = self.revision_history()
831
if revision_id is None:
1245
f = AtomicFile(self.controlfilename('parent'))
1254
def check_revno(self, revno):
1256
Check whether a revno corresponds to any revision.
1257
Zero (the NULL revision) is considered valid.
1260
self.check_real_revno(revno)
1262
def check_real_revno(self, revno):
1264
Check whether a revno corresponds to a real revision.
1265
Zero (the NULL revision) is considered invalid
1267
if revno < 1 or revno > self.revno():
1268
raise InvalidRevisionNumber(revno)
1274
class ScratchBranch(_Branch):
834
idx = history.index(revision_id)
836
raise InvalidRevisionId(revision_id=revision, branch=self)
837
return history[:idx+1]
840
def _clone_weave(self, to_location, revision=None, basis_branch=None):
841
assert isinstance(to_location, basestring)
842
if basis_branch is not None:
843
note("basis_branch is not supported for fast weave copy yet.")
845
history = self._get_truncated_history(revision)
846
if not bzrlib.osutils.lexists(to_location):
847
os.mkdir(to_location)
848
branch_to = Branch.initialize(to_location)
849
mutter("copy branch from %s to %s", self, branch_to)
850
branch_to.working_tree().set_root_id(self.get_root_id())
852
self.repository.copy(branch_to.repository)
854
# must be done *after* history is copied across
855
# FIXME duplicate code with base .clone().
856
# .. would template method be useful here. RBC 20051207
857
branch_to.set_parent(self.base)
858
branch_to.append_revision(*history)
859
# circular import protection
860
from bzrlib.merge import build_working_dir
861
build_working_dir(to_location)
865
def clone(self, to_location, revision=None, basis_branch=None, to_branch_type=None):
866
if to_branch_type is None:
867
to_branch_type = BzrBranch
869
if to_branch_type == BzrBranch \
870
and self.repository.weave_store.listable() \
871
and self.repository.revision_store.listable():
872
return self._clone_weave(to_location, revision, basis_branch)
874
return Branch.clone(self, to_location, revision, basis_branch, to_branch_type)
876
def fileid_involved_between_revs(self, from_revid, to_revid):
877
"""Find file_id(s) which are involved in the changes between revisions.
879
This determines the set of revisions which are involved, and then
880
finds all file ids affected by those revisions.
882
# TODO: jam 20060119 This code assumes that w.inclusions will
883
# always be correct. But because of the presence of ghosts
884
# it is possible to be wrong.
885
# One specific example from Robert Collins:
886
# Two branches, with revisions ABC, and AD
887
# C is a ghost merge of D.
888
# Inclusions doesn't recognize D as an ancestor.
889
# If D is ever merged in the future, the weave
890
# won't be fixed, because AD never saw revision C
891
# to cause a conflict which would force a reweave.
892
w = self.repository.get_inventory_weave()
893
from_set = set(w.inclusions([w.lookup(from_revid)]))
894
to_set = set(w.inclusions([w.lookup(to_revid)]))
895
included = to_set.difference(from_set)
896
changed = map(w.idx_to_name, included)
897
return self._fileid_involved_by_set(changed)
899
def fileid_involved(self, last_revid=None):
900
"""Find all file_ids modified in the ancestry of last_revid.
902
:param last_revid: If None, last_revision() will be used.
904
w = self.repository.get_inventory_weave()
906
changed = set(w._names)
908
included = w.inclusions([w.lookup(last_revid)])
909
changed = map(w.idx_to_name, included)
910
return self._fileid_involved_by_set(changed)
912
def fileid_involved_by_set(self, changes):
913
"""Find all file_ids modified by the set of revisions passed in.
915
:param changes: A set() of revision ids
917
# TODO: jam 20060119 This line does *nothing*, remove it.
918
# or better yet, change _fileid_involved_by_set so
919
# that it takes the inventory weave, rather than
920
# pulling it out by itself.
921
w = self.repository.get_inventory_weave()
922
return self._fileid_involved_by_set(changes)
924
def _fileid_involved_by_set(self, changes):
925
"""Find the set of file-ids affected by the set of revisions.
927
:param changes: A set() of revision ids.
928
:return: A set() of file ids.
930
This peaks at the Weave, interpreting each line, looking to
931
see if it mentions one of the revisions. And if so, includes
932
the file id mentioned.
933
This expects both the Weave format, and the serialization
934
to have a single line per file/directory, and to have
935
fileid="" and revision="" on that line.
937
assert self._branch_format in (5, 6), \
938
"fileid_involved only supported for branches which store inventory as xml"
940
w = self.repository.get_inventory_weave()
942
for line in w._weave:
944
# it is ugly, but it is due to the weave structure
945
if not isinstance(line, basestring): continue
947
start = line.find('file_id="')+9
948
if start < 9: continue
949
end = line.find('"', start)
951
file_id = xml.sax.saxutils.unescape(line[start:end])
953
# check if file_id is already present
954
if file_id in file_ids: continue
956
start = line.find('revision="')+10
957
if start < 10: continue
958
end = line.find('"', start)
960
revision_id = xml.sax.saxutils.unescape(line[start:end])
962
if revision_id in changes:
963
file_ids.add(file_id)
968
class ScratchBranch(BzrBranch):
1275
969
"""Special test class: a branch that cleans up after itself.
1277
971
>>> b = ScratchBranch()
1278
972
>>> isdir(b.base)
975
>>> b._transport.__del__()
1285
def __init__(self, files=[], dirs=[], base=None):
980
def __init__(self, files=[], dirs=[], transport=None):
1286
981
"""Make a test branch.
1288
983
This creates a temporary directory and runs init-tree in it.
1290
985
If any files are listed, they are created in the working copy.
1292
from tempfile import mkdtemp
1297
if isinstance(base, basestring):
1298
base = get_transport(base)
1299
_Branch.__init__(self, base, init=init)
987
if transport is None:
988
transport = bzrlib.transport.local.ScratchTransport()
989
super(ScratchBranch, self).__init__(transport, init=True)
991
super(ScratchBranch, self).__init__(transport)
993
# BzrBranch creates a clone to .bzr and then forgets about the
994
# original transport. A ScratchTransport() deletes itself and
995
# everything underneath it when it goes away, so we need to
996
# grab a local copy to prevent that from happening
997
self._transport = transport
1301
1000
self._transport.mkdir(d)
1303
1002
for f in files:
1304
1003
self._transport.put(f, 'content of %s' % f)
1307
1005
def clone(self):
1309
1007
>>> orig = ScratchBranch(files=["file1", "file2"])
1008
>>> os.listdir(orig.base)
1009
[u'.bzr', u'file1', u'file2']
1310
1010
>>> clone = orig.clone()
1311
1011
>>> if os.name != 'nt':
1312
1012
... os.path.samefile(orig.base, clone.base)