To get this branch, use:
bzr branch
http://gegoxaren.bato24.eu/bzr/brz/remove-bazaar
« back to all changes in this revision
Viewing changes to bzrlib/branch.py
- browse files at revision 1431
- compare with another revision
- download diff
- download tarball
- view history from revision 1431
- Committer: Robert Collins
- Date: 2005-10-10 00:05:25 UTC
- Revision ID: robertc@robertcollins.net-20051010000525-cbfcc0ff413510c5
BUGFIX: disable symlink support tests when no symlink support is present on the system.
- files added:
- HACKING
- bzrlib/store
- bzrlib/transport
- bzrlib/util
- files removed:
- bzrlib/meta_store.py
- plugins/changeset
- files renamed:
- plugins/ => bzrlib/plugins/
- tools/testweave.py => bzrlib/selftest/test_weave.py
- bzrlib/store.py => bzrlib/store/__init__.py
- effbot/ => bzrlib/util/effbot/
- elementtree/ => bzrlib/util/elementtree/
- urlgrabber/ => bzrlib/util/urlgrabber/
- bzrlib/newinventory.py => contrib/newinventory.py
- files modified:
- .bzrignore
- setup.py *
added
removed
bzrlib/branch.py
17
17
18
18
import sys
19
19
import os
20
import errno
21
from warnings import warn
22
from cStringIO import StringIO
23
20
24
21
25
import bzrlib
26
from bzrlib.inventory import InventoryEntry
27
import bzrlib.inventory as inventory
22
28
from bzrlib.trace import mutter, note
23
from bzrlib.osutils import isdir, quotefn, compact_date, rand_bytes, \
24
splitpath, \
25
sha_file, appendpath, file_kind
26
from bzrlib.errors import BzrError, InvalidRevisionNumber, InvalidRevisionId
27
import bzrlib.errors
29
from bzrlib.osutils import (isdir, quotefn, compact_date, rand_bytes,
30
rename, splitpath, sha_file, appendpath,
31
file_kind)
32
import bzrlib.errors as errors
33
from bzrlib.errors import (BzrError, InvalidRevisionNumber, InvalidRevisionId,
34
NoSuchRevision, HistoryMissing, NotBranchError,
35
DivergedBranches, LockError, UnlistableStore,
36
UnlistableBranch, NoSuchFile)
28
37
from bzrlib.textui import show_status
29
38
from bzrlib.revision import Revision
30
from bzrlib.xml import unpack_xml
31
39
from bzrlib.delta import compare_trees
32
40
from bzrlib.tree import EmptyTree, RevisionTree
33
34
BZR_BRANCH_FORMAT = "Bazaar-NG branch, format 0.0.4\n"
41
from bzrlib.inventory import Inventory
42
from bzrlib.store import copy_all
43
from bzrlib.store.compressed_text import CompressedTextStore
44
from bzrlib.store.text import TextStore
45
from bzrlib.store.weave import WeaveStore
46
import bzrlib.transactions as transactions
47
from bzrlib.transport import Transport, get_transport
48
import bzrlib.xml5
49
import bzrlib.ui
50
51
52
BZR_BRANCH_FORMAT_4 = "Bazaar-NG branch, format 0.0.4\n"
53
BZR_BRANCH_FORMAT_5 = "Bazaar-NG branch, format 5\n"
54
BZR_BRANCH_FORMAT_6 = "Bazaar-NG branch, format 6\n"
35
55
## TODO: Maybe include checks for common corruption of newlines, etc?
36
56
37
57
38
58
# TODO: Some operations like log might retrieve the same revisions
39
59
# repeatedly to calculate deltas. We could perhaps have a weakref
40
# cache in memory to make this faster.
41
42
43
def find_branch(f, **args):
44
if f and (f.startswith('http://') or f.startswith('https://')):
45
import remotebranch
46
return remotebranch.RemoteBranch(f, **args)
47
else:
48
return Branch(f, **args)
49
50
51
def find_cached_branch(f, cache_root, **args):
52
from remotebranch import RemoteBranch
53
br = find_branch(f, **args)
54
def cacheify(br, store_name):
55
from meta_store import CachedStore
56
cache_path = os.path.join(cache_root, store_name)
57
os.mkdir(cache_path)
58
new_store = CachedStore(getattr(br, store_name), cache_path)
59
setattr(br, store_name, new_store)
60
61
if isinstance(br, RemoteBranch):
62
cacheify(br, 'inventory_store')
63
cacheify(br, 'text_store')
64
cacheify(br, 'revision_store')
65
return br
66
67
60
# cache in memory to make this faster. In general anything can be
61
# cached in memory between lock and unlock operations.
62
63
def find_branch(*ignored, **ignored_too):
64
# XXX: leave this here for about one release, then remove it
65
raise NotImplementedError('find_branch() is not supported anymore, '
66
'please use one of the new branch constructors')
68
67
def _relpath(base, path):
69
68
"""Return path relative to base, or raise exception.
70
69
87
86
if tail:
88
87
s.insert(0, tail)
89
88
else:
90
from errors import NotBranchError
91
89
raise NotBranchError("path %r is not within branch %r" % (rp, base))
92
90
93
91
return os.sep.join(s)
94
92
95
93
96
def find_branch_root(f=None):
97
"""Find the branch root enclosing f, or pwd.
98
99
f may be a filename or a URL.
100
101
It is not necessary that f exists.
94
def find_branch_root(t):
95
"""Find the branch root enclosing the transport's base.
96
97
t is a Transport object.
98
99
It is not necessary that the base of t exists.
102
100
103
101
Basically we keep looking up until we find the control directory or
104
run into the root."""
105
if f == None:
106
f = os.getcwd()
107
elif hasattr(os.path, 'realpath'):
108
f = os.path.realpath(f)
109
else:
110
f = os.path.abspath(f)
111
if not os.path.exists(f):
112
raise BzrError('%r does not exist' % f)
113
114
115
orig_f = f
116
102
run into the root. If there isn't one, raises NotBranchError.
103
"""
104
orig_base = t.base
117
105
while True:
118
if os.path.exists(os.path.join(f, bzrlib.BZRDIR)):
119
return f
120
head, tail = os.path.split(f)
121
if head == f:
106
if t.has(bzrlib.BZRDIR):
107
return t
108
new_t = t.clone('..')
109
if new_t.base == t.base:
122
110
# reached the root, whatever that may be
123
raise BzrError('%r is not in a branch' % orig_f)
124
f = head
125
126
class DivergedBranches(Exception):
127
def __init__(self, branch1, branch2):
128
self.branch1 = branch1
129
self.branch2 = branch2
130
Exception.__init__(self, "These branches have diverged.")
111
raise NotBranchError('%s is not in a branch' % orig_base)
112
t = new_t
131
113
132
114
133
115
######################################################################
137
119
"""Branch holding a history of revisions.
138
120
139
121
base
140
Base directory of the branch.
122
Base directory/url of the branch.
123
"""
124
base = None
125
126
def __init__(self, *ignored, **ignored_too):
127
raise NotImplementedError('The Branch class is abstract')
128
129
@staticmethod
130
def open_downlevel(base):
131
"""Open a branch which may be of an old format.
132
133
Only local branches are supported."""
134
return _Branch(get_transport(base), relax_version_check=True)
135
136
@staticmethod
137
def open(base):
138
"""Open an existing branch, rooted at 'base' (url)"""
139
t = get_transport(base)
140
mutter("trying to open %r with transport %r", base, t)
141
return _Branch(t)
142
143
@staticmethod
144
def open_containing(url):
145
"""Open an existing branch which contains url.
146
147
This probes for a branch at url, and searches upwards from there.
148
"""
149
t = get_transport(url)
150
t = find_branch_root(t)
151
return _Branch(t)
152
153
@staticmethod
154
def initialize(base):
155
"""Create a new branch, rooted at 'base' (url)"""
156
t = get_transport(base)
157
return _Branch(t, init=True)
158
159
def setup_caching(self, cache_root):
160
"""Subclasses that care about caching should override this, and set
161
up cached stores located under cache_root.
162
"""
163
self.cache_root = cache_root
164
165
166
class _Branch(Branch):
167
"""A branch stored in the actual filesystem.
168
169
Note that it's "local" in the context of the filesystem; it doesn't
170
really matter if it's on an nfs/smb/afs/coda/... share, as long as
171
it's writable, and can be accessed via the normal filesystem API.
141
172
142
173
_lock_mode
143
174
None, or 'r' or 'w'
149
180
_lock
150
181
Lock object from bzrlib.lock.
151
182
"""
152
base = None
183
# We actually expect this class to be somewhat short-lived; part of its
184
# purpose is to try to isolate what bits of the branch logic are tied to
185
# filesystem access, so that in a later step, we can extricate them to
186
# a separarte ("storage") class.
153
187
_lock_mode = None
154
188
_lock_count = None
155
189
_lock = None
190
_inventory_weave = None
156
191
157
192
# Map some sort of prefix into a namespace
158
193
# stuff like "revno:10", "revid:", etc.
159
194
# This should match a prefix with a function which accepts
160
195
REVISION_NAMESPACES = {}
161
196
162
def __init__(self, base, init=False, find_root=True):
197
def push_stores(self, branch_to):
198
"""Copy the content of this branches store to branch_to."""
199
if (self._branch_format != branch_to._branch_format
200
or self._branch_format != 4):
201
from bzrlib.fetch import greedy_fetch
202
mutter("falling back to fetch logic to push between %s(%s) and %s(%s)",
203
self, self._branch_format, branch_to, branch_to._branch_format)
204
greedy_fetch(to_branch=branch_to, from_branch=self,
205
revision=self.last_revision())
206
return
207
208
store_pairs = ((self.text_store, branch_to.text_store),
209
(self.inventory_store, branch_to.inventory_store),
210
(self.revision_store, branch_to.revision_store))
211
try:
212
for from_store, to_store in store_pairs:
213
copy_all(from_store, to_store)
214
except UnlistableStore:
215
raise UnlistableBranch(from_store)
216
217
def __init__(self, transport, init=False,
218
relax_version_check=False):
163
219
"""Create new branch object at a particular location.
164
220
165
base -- Base directory for the branch.
221
transport -- A Transport object, defining how to access files.
222
(If a string, transport.transport() will be used to
223
create a Transport object)
166
224
167
225
init -- If True, create new control files in a previously
168
226
unversioned directory. If False, the branch must already
169
227
be versioned.
170
228
171
find_root -- If true and init is false, find the root of the
172
existing branch containing base.
229
relax_version_check -- If true, the usual check for the branch
230
version is not applied. This is intended only for
231
upgrade/recovery type use; it's not guaranteed that
232
all operations will work on old format branches.
173
233
174
234
In the test suite, creation of new trees is tested using the
175
235
`ScratchBranch` class.
176
236
"""
177
from bzrlib.store import ImmutableStore
237
assert isinstance(transport, Transport), \
238
"%r is not a Transport" % transport
239
self._transport = transport
178
240
if init:
179
self.base = os.path.realpath(base)
180
241
self._make_control()
181
elif find_root:
182
self.base = find_branch_root(base)
183
else:
184
self.base = os.path.realpath(base)
185
if not isdir(self.controlfilename('.')):
186
from errors import NotBranchError
187
raise NotBranchError("not a bzr branch: %s" % quotefn(base),
188
['use "bzr init" to initialize a new working tree',
189
'current bzr can only operate from top-of-tree'])
190
self._check_format()
191
192
self.text_store = ImmutableStore(self.controlfilename('text-store'))
193
self.revision_store = ImmutableStore(self.controlfilename('revision-store'))
194
self.inventory_store = ImmutableStore(self.controlfilename('inventory-store'))
195
242
self._check_format(relax_version_check)
243
244
def get_store(name, compressed=True, prefixed=False):
245
# FIXME: This approach of assuming stores are all entirely compressed
246
# or entirely uncompressed is tidy, but breaks upgrade from
247
# some existing branches where there's a mixture; we probably
248
# still want the option to look for both.
249
relpath = self._rel_controlfilename(name)
250
if compressed:
251
store = CompressedTextStore(self._transport.clone(relpath),
252
prefixed=prefixed)
253
else:
254
store = TextStore(self._transport.clone(relpath),
255
prefixed=prefixed)
256
#if self._transport.should_cache():
257
# cache_path = os.path.join(self.cache_root, name)
258
# os.mkdir(cache_path)
259
# store = bzrlib.store.CachedStore(store, cache_path)
260
return store
261
def get_weave(name, prefixed=False):
262
relpath = self._rel_controlfilename(name)
263
ws = WeaveStore(self._transport.clone(relpath), prefixed=prefixed)
264
if self._transport.should_cache():
265
ws.enable_cache = True
266
return ws
267
268
if self._branch_format == 4:
269
self.inventory_store = get_store('inventory-store')
270
self.text_store = get_store('text-store')
271
self.revision_store = get_store('revision-store')
272
elif self._branch_format == 5:
273
self.control_weaves = get_weave([])
274
self.weave_store = get_weave('weaves')
275
self.revision_store = get_store('revision-store', compressed=False)
276
elif self._branch_format == 6:
277
self.control_weaves = get_weave([])
278
self.weave_store = get_weave('weaves', prefixed=True)
279
self.revision_store = get_store('revision-store', compressed=False,
280
prefixed=True)
281
self._transaction = None
196
282
197
283
def __str__(self):
198
return '%s(%r)' % (self.__class__.__name__, self.base)
284
return '%s(%r)' % (self.__class__.__name__, self._transport.base)
199
285
200
286
201
287
__repr__ = __str__
203
289
204
290
def __del__(self):
205
291
if self._lock_mode or self._lock:
206
from warnings import warn
292
# XXX: This should show something every time, and be suitable for
293
# headless operation and embedding
207
294
warn("branch %r was not explicitly unlocked" % self)
208
295
self._lock.unlock()
209
296
210
297
# TODO: It might be best to do this somewhere else,
298
# but it is nice for a Branch object to automatically
299
# cache it's information.
300
# Alternatively, we could have the Transport objects cache requests
301
# See the earlier discussion about how major objects (like Branch)
302
# should never expect their __del__ function to run.
303
if hasattr(self, 'cache_root') and self.cache_root is not None:
304
try:
305
import shutil
306
shutil.rmtree(self.cache_root)
307
except:
308
pass
309
self.cache_root = None
310
311
def _get_base(self):
312
if self._transport:
313
return self._transport.base
314
return None
315
316
base = property(_get_base)
317
318
def _finish_transaction(self):
319
"""Exit the current transaction."""
320
if self._transaction is None:
321
raise errors.LockError('Branch %s is not in a transaction' %
322
self)
323
transaction = self._transaction
324
self._transaction = None
325
transaction.finish()
326
327
def get_transaction(self):
328
"""Return the current active transaction.
329
330
If no transaction is active, this returns a passthrough object
331
for which all data is immedaitely flushed and no caching happens.
332
"""
333
if self._transaction is None:
334
return transactions.PassThroughTransaction()
335
else:
336
return self._transaction
337
338
def _set_transaction(self, new_transaction):
339
"""Set a new active transaction."""
340
if self._transaction is not None:
341
raise errors.LockError('Branch %s is in a transaction already.' %
342
self)
343
self._transaction = new_transaction
211
344
212
345
def lock_write(self):
346
# TODO: Upgrade locking to support using a Transport,
347
# and potentially a remote locking protocol
213
348
if self._lock_mode:
214
349
if self._lock_mode != 'w':
215
from errors import LockError
216
350
raise LockError("can't upgrade to a write lock from %r" %
217
351
self._lock_mode)
218
352
self._lock_count += 1
219
353
else:
220
from bzrlib.lock import WriteLock
221
222
self._lock = WriteLock(self.controlfilename('branch-lock'))
354
self._lock = self._transport.lock_write(
355
self._rel_controlfilename('branch-lock'))
223
356
self._lock_mode = 'w'
224
357
self._lock_count = 1
225
358
self._set_transaction(transactions.PassThroughTransaction())
226
359
227
360
228
361
def lock_read(self):
231
364
"invalid lock mode %r" % self._lock_mode
232
365
self._lock_count += 1
233
366
else:
234
from bzrlib.lock import ReadLock
235
236
self._lock = ReadLock(self.controlfilename('branch-lock'))
367
self._lock = self._transport.lock_read(
368
self._rel_controlfilename('branch-lock'))
237
369
self._lock_mode = 'r'
238
370
self._lock_count = 1
371
self._set_transaction(transactions.ReadOnlyTransaction())
239
372
240
241
242
373
def unlock(self):
243
374
if not self._lock_mode:
244
from errors import LockError
245
375
raise LockError('branch %r is not locked' % (self))
246
376
247
377
if self._lock_count > 1:
248
378
self._lock_count -= 1
249
379
else:
380
self._finish_transaction()
250
381
self._lock.unlock()
251
382
self._lock = None
252
383
self._lock_mode = self._lock_count = None
253
384
254
255
385
def abspath(self, name):
256
386
"""Return absolute filename for something in the branch"""
257
return os.path.join(self.base, name)
258
387
return self._transport.abspath(name)
259
388
260
389
def relpath(self, path):
261
390
"""Return path relative to this branch of something inside it.
262
391
263
392
Raises an error if path is not in this branch."""
264
return _relpath(self.base, path)
265
393
return self._transport.relpath(path)
394
395
396
def _rel_controlfilename(self, file_or_path):
397
if isinstance(file_or_path, basestring):
398
file_or_path = [file_or_path]
399
return [bzrlib.BZRDIR] + file_or_path
266
400
267
401
def controlfilename(self, file_or_path):
268
402
"""Return location relative to branch."""
269
if isinstance(file_or_path, basestring):
270
file_or_path = [file_or_path]
271
return os.path.join(self.base, bzrlib.BZRDIR, *file_or_path)
403
return self._transport.abspath(self._rel_controlfilename(file_or_path))
272
404
273
405
274
406
def controlfile(self, file_or_path, mode='r'):
282
414
Controlfiles should almost never be opened in write mode but
283
415
rather should be atomically copied and replaced using atomicfile.
284
416
"""
285
286
fn = self.controlfilename(file_or_path)
287
288
if mode == 'rb' or mode == 'wb':
289
return file(fn, mode)
290
elif mode == 'r' or mode == 'w':
291
# open in binary mode anyhow so there's no newline translation;
292
# codecs uses line buffering by default; don't want that.
293
import codecs
294
return codecs.open(fn, mode + 'b', 'utf-8',
295
buffering=60000)
417
import codecs
418
419
relpath = self._rel_controlfilename(file_or_path)
420
#TODO: codecs.open() buffers linewise, so it was overloaded with
421
# a much larger buffer, do we need to do the same for getreader/getwriter?
422
if mode == 'rb':
423
return self._transport.get(relpath)
424
elif mode == 'wb':
425
raise BzrError("Branch.controlfile(mode='wb') is not supported, use put_controlfiles")
426
elif mode == 'r':
427
return codecs.getreader('utf-8')(self._transport.get(relpath), errors='replace')
428
elif mode == 'w':
429
raise BzrError("Branch.controlfile(mode='w') is not supported, use put_controlfiles")
296
430
else:
297
431
raise BzrError("invalid controlfile mode %r" % mode)
298
432
299
433
def put_controlfile(self, path, f, encode=True):
434
"""Write an entry as a controlfile.
435
436
:param path: The path to put the file, relative to the .bzr control
437
directory
438
:param f: A file-like or string object whose contents should be copied.
439
:param encode: If true, encode the contents as utf-8
440
"""
441
self.put_controlfiles([(path, f)], encode=encode)
442
443
def put_controlfiles(self, files, encode=True):
444
"""Write several entries as controlfiles.
445
446
:param files: A list of [(path, file)] pairs, where the path is the directory
447
underneath the bzr control directory
448
:param encode: If true, encode the contents as utf-8
449
"""
450
import codecs
451
ctrl_files = []
452
for path, f in files:
453
if encode:
454
if isinstance(f, basestring):
455
f = f.encode('utf-8', 'replace')
456
else:
457
f = codecs.getwriter('utf-8')(f, errors='replace')
458
path = self._rel_controlfilename(path)
459
ctrl_files.append((path, f))
460
self._transport.put_multi(ctrl_files)
300
461
301
462
def _make_control(self):
302
463
from bzrlib.inventory import Inventory
303
from bzrlib.xml import pack_xml
464
from bzrlib.weavefile import write_weave_v5
465
from bzrlib.weave import Weave
304
466
305
os.mkdir(self.controlfilename([]))
306
self.controlfile('README', 'w').write(
467
# Create an empty inventory
468
sio = StringIO()
469
# if we want per-tree root ids then this is the place to set
470
# them; they're not needed for now and so ommitted for
471
# simplicity.
472
bzrlib.xml5.serializer_v5.write_inventory(Inventory(), sio)
473
empty_inv = sio.getvalue()
474
sio = StringIO()
475
bzrlib.weavefile.write_weave_v5(Weave(), sio)
476
empty_weave = sio.getvalue()
477
478
dirs = [[], 'revision-store', 'weaves']
479
files = [('README',
307
480
"This is a Bazaar-NG control directory.\n"
308
"Do not change any files in this directory.\n")
309
self.controlfile('branch-format', 'w').write(BZR_BRANCH_FORMAT)
310
for d in ('text-store', 'inventory-store', 'revision-store'):
311
os.mkdir(self.controlfilename(d))
312
for f in ('revision-history', 'merged-patches',
313
'pending-merged-patches', 'branch-name',
314
'branch-lock',
315
'pending-merges'):
316
self.controlfile(f, 'w').write('')
317
mutter('created control directory in ' + self.base)
318
319
pack_xml(Inventory(gen_root_id()), self.controlfile('inventory','w'))
320
321
322
def _check_format(self):
481
"Do not change any files in this directory.\n"),
482
('branch-format', BZR_BRANCH_FORMAT_6),
483
('revision-history', ''),
484
('branch-name', ''),
485
('branch-lock', ''),
486
('pending-merges', ''),
487
('inventory', empty_inv),
488
('inventory.weave', empty_weave),
489
('ancestry.weave', empty_weave)
490
]
491
cfn = self._rel_controlfilename
492
self._transport.mkdir_multi([cfn(d) for d in dirs])
493
self.put_controlfiles(files)
494
mutter('created control directory in ' + self._transport.base)
495
496
def _check_format(self, relax_version_check):
323
497
"""Check this branch format is supported.
324
498
325
The current tool only supports the current unstable format.
499
The format level is stored, as an integer, in
500
self._branch_format for code that needs to check it later.
326
501
327
502
In the future, we might need different in-memory Branch
328
503
classes to support downlevel branches. But not yet.
329
504
"""
330
# This ignores newlines so that we can open branches created
331
# on Windows from Linux and so on. I think it might be better
332
# to always make all internal files in unix format.
333
fmt = self.controlfile('branch-format', 'r').read()
334
fmt.replace('\r\n', '')
335
if fmt != BZR_BRANCH_FORMAT:
336
raise BzrError('sorry, branch format %r not supported' % fmt,
505
try:
506
fmt = self.controlfile('branch-format', 'r').read()
507
except NoSuchFile:
508
raise NotBranchError(self.base)
509
mutter("got branch format %r", fmt)
510
if fmt == BZR_BRANCH_FORMAT_6:
511
self._branch_format = 6
512
elif fmt == BZR_BRANCH_FORMAT_5:
513
self._branch_format = 5
514
elif fmt == BZR_BRANCH_FORMAT_4:
515
self._branch_format = 4
516
517
if (not relax_version_check
518
and self._branch_format not in (5, 6)):
519
raise errors.UnsupportedFormatError(
520
'sorry, branch format %r not supported' % fmt,
337
521
['use a different bzr version',
338
'or remove the .bzr directory and "bzr init" again'])
522
'or remove the .bzr directory'
523
' and "bzr init" again'])
339
524
340
525
def get_root_id(self):
341
526
"""Return the id of this branches root"""
356
541
357
542
def read_working_inventory(self):
358
543
"""Read the working inventory."""
359
from bzrlib.inventory import Inventory
360
from bzrlib.xml import unpack_xml
361
from time import time
362
before = time()
363
544
self.lock_read()
364
545
try:
365
546
# ElementTree does its own conversion from UTF-8, so open in
366
547
# binary.
367
inv = unpack_xml(Inventory,
368
self.controlfile('inventory', 'rb'))
369
mutter("loaded inventory of %d items in %f"
370
% (len(inv), time() - before))
371
return inv
548
f = self.controlfile('inventory', 'rb')
549
return bzrlib.xml5.serializer_v5.read_inventory(f)
372
550
finally:
373
551
self.unlock()
374
552
379
557
That is to say, the inventory describing changes underway, that
380
558
will be committed to the next revision.
381
559
"""
382
from bzrlib.atomicfile import AtomicFile
383
from bzrlib.xml import pack_xml
384
560
from cStringIO import StringIO
385
561
self.lock_write()
386
562
try:
387
f = AtomicFile(self.controlfilename('inventory'), 'wb')
388
try:
389
pack_xml(inv, f)
390
f.commit()
391
finally:
392
f.close()
563
sio = StringIO()
564
bzrlib.xml5.serializer_v5.write_inventory(inv, sio)
565
sio.seek(0)
566
# Transport handles atomicity
567
self.put_controlfile('inventory', sio)
393
568
finally:
394
569
self.unlock()
395
570
396
571
mutter('wrote working inventory')
397
572
398
399
573
inventory = property(read_working_inventory, _write_inventory, None,
400
574
"""Inventory for the working copy.""")
401
575
402
403
def add(self, files, verbose=False, ids=None):
576
def add(self, files, ids=None):
404
577
"""Make files versioned.
405
578
406
Note that the command line normally calls smart_add instead.
579
Note that the command line normally calls smart_add instead,
580
which can automatically recurse.
407
581
408
582
This puts the files in the Added state, so that they will be
409
583
recorded by the next commit.
419
593
TODO: Perhaps have an option to add the ids even if the files do
420
594
not (yet) exist.
421
595
422
TODO: Perhaps return the ids of the files? But then again it
423
is easy to retrieve them if they're needed.
424
425
TODO: Adding a directory should optionally recurse down and
426
add all non-ignored children. Perhaps do that in a
427
higher-level method.
596
TODO: Perhaps yield the ids and paths as they're added.
428
597
"""
429
598
# TODO: Re-adding a file that is removed in the working copy
430
599
# should probably put it back with the previous ID.
457
626
kind = file_kind(fullpath)
458
627
except OSError:
459
628
# maybe something better?
460
raise BzrError('cannot add: not a regular file or directory: %s' % quotefn(f))
629
raise BzrError('cannot add: not a regular file, symlink or directory: %s' % quotefn(f))
461
630
462
if kind != 'file' and kind != 'directory':
463
raise BzrError('cannot add: not a regular file or directory: %s' % quotefn(f))
631
if not InventoryEntry.versionable_kind(kind):
632
raise BzrError('cannot add: not a versionable file ('
633
'i.e. regular file, symlink or directory): %s' % quotefn(f))
464
634
465
635
if file_id is None:
466
636
file_id = gen_file_id(f)
467
637
inv.add_path(f, kind=kind, file_id=file_id)
468
638
469
if verbose:
470
print 'added', quotefn(f)
471
472
639
mutter("add file %s file_id:{%s} kind=%r" % (f, file_id, kind))
473
640
474
641
self._write_inventory(inv)
480
647
"""Print `file` to stdout."""
481
648
self.lock_read()
482
649
try:
483
tree = self.revision_tree(self.lookup_revision(revno))
650
tree = self.revision_tree(self.get_rev_id(revno))
484
651
# use inventory as it was in that revision
485
652
file_id = tree.inventory.path2id(file)
486
653
if not file_id:
534
701
finally:
535
702
self.unlock()
536
703
537
538
704
# FIXME: this doesn't need to be a branch method
539
705
def set_inventory(self, new_inventory_list):
540
706
from bzrlib.inventory import Inventory, InventoryEntry
543
709
name = os.path.basename(path)
544
710
if name == "":
545
711
continue
546
inv.add(InventoryEntry(file_id, name, kind, parent))
712
# fixme, there should be a factory function inv,add_??
713
if kind == 'directory':
714
inv.add(inventory.InventoryDirectory(file_id, name, parent))
715
elif kind == 'file':
716
inv.add(inventory.InventoryFile(file_id, name, parent))
717
elif kind == 'symlink':
718
inv.add(inventory.InventoryLink(file_id, name, parent))
719
else:
720
raise BzrError("unknown kind %r" % kind)
547
721
self._write_inventory(inv)
548
722
549
550
723
def unknowns(self):
551
724
"""Return all unknown files.
552
725
567
740
568
741
569
742
def append_revision(self, *revision_ids):
570
from bzrlib.atomicfile import AtomicFile
571
572
743
for revision_id in revision_ids:
573
744
mutter("add {%s} to revision-history" % revision_id)
574
575
rev_history = self.revision_history()
576
rev_history.extend(revision_ids)
577
578
f = AtomicFile(self.controlfilename('revision-history'))
745
self.lock_write()
579
746
try:
580
for rev_id in rev_history:
581
print >>f, rev_id
582
f.commit()
747
rev_history = self.revision_history()
748
rev_history.extend(revision_ids)
749
self.put_controlfile('revision-history', '\n'.join(rev_history))
583
750
finally:
584
f.close()
585
586
587
def get_revision_xml(self, revision_id):
751
self.unlock()
752
753
def has_revision(self, revision_id):
754
"""True if this branch has a copy of the revision.
755
756
This does not necessarily imply the revision is merge
757
or on the mainline."""
758
return (revision_id is None
759
or revision_id in self.revision_store)
760
761
def get_revision_xml_file(self, revision_id):
588
762
"""Return XML file object for revision object."""
589
763
if not revision_id or not isinstance(revision_id, basestring):
590
764
raise InvalidRevisionId(revision_id)
593
767
try:
594
768
try:
595
769
return self.revision_store[revision_id]
596
except IndexError:
597
raise bzrlib.errors.NoSuchRevision(revision_id)
770
except (IndexError, KeyError):
771
raise bzrlib.errors.NoSuchRevision(self, revision_id)
598
772
finally:
599
773
self.unlock()
600
774
775
#deprecated
776
get_revision_xml = get_revision_xml_file
777
778
def get_revision_xml(self, revision_id):
779
return self.get_revision_xml_file(revision_id).read()
780
601
781
602
782
def get_revision(self, revision_id):
603
783
"""Return the Revision object for a named revision"""
604
xml_file = self.get_revision_xml(revision_id)
784
xml_file = self.get_revision_xml_file(revision_id)
605
785
606
786
try:
607
r = unpack_xml(Revision, xml_file)
787
r = bzrlib.xml5.serializer_v5.read_revision(xml_file)
608
788
except SyntaxError, e:
609
789
raise bzrlib.errors.BzrError('failed to unpack revision_xml',
610
790
[revision_id,
613
793
assert r.revision_id == revision_id
614
794
return r
615
795
616
617
796
def get_revision_delta(self, revno):
618
797
"""Return the delta for one revision.
619
798
635
814
636
815
return compare_trees(old_tree, new_tree)
637
816
638
639
640
817
def get_revision_sha1(self, revision_id):
641
818
"""Hash the stored value of a revision, and return it."""
642
819
# In the future, revision entries will be signed. At that
645
822
# the revision, (add signatures/remove signatures) and still
646
823
# have all hash pointers stay consistent.
647
824
# But for now, just hash the contents.
648
return bzrlib.osutils.sha_file(self.get_revision_xml(revision_id))
649
650
651
def get_inventory(self, inventory_id):
652
"""Get Inventory object by hash.
653
654
TODO: Perhaps for this and similar methods, take a revision
655
parameter which can be either an integer revno or a
656
string hash."""
657
from bzrlib.inventory import Inventory
658
from bzrlib.xml import unpack_xml
659
660
return unpack_xml(Inventory, self.inventory_store[inventory_id])
661
662
663
def get_inventory_sha1(self, inventory_id):
825
return bzrlib.osutils.sha_file(self.get_revision_xml_file(revision_id))
826
827
def get_ancestry(self, revision_id):
828
"""Return a list of revision-ids integrated by a revision.
829
830
This currently returns a list, but the ordering is not guaranteed:
831
treat it as a set.
832
"""
833
if revision_id is None:
834
return [None]
835
w = self.get_inventory_weave()
836
return [None] + map(w.idx_to_name,
837
w.inclusions([w.lookup(revision_id)]))
838
839
def get_inventory_weave(self):
840
return self.control_weaves.get_weave('inventory',
841
self.get_transaction())
842
843
def get_inventory(self, revision_id):
844
"""Get Inventory object by hash."""
845
xml = self.get_inventory_xml(revision_id)
846
return bzrlib.xml5.serializer_v5.read_inventory_from_string(xml)
847
848
def get_inventory_xml(self, revision_id):
849
"""Get inventory XML as a file object."""
850
try:
851
assert isinstance(revision_id, basestring), type(revision_id)
852
iw = self.get_inventory_weave()
853
return iw.get_text(iw.lookup(revision_id))
854
except IndexError:
855
raise bzrlib.errors.HistoryMissing(self, 'inventory', revision_id)
856
857
def get_inventory_sha1(self, revision_id):
664
858
"""Return the sha1 hash of the inventory entry
665
859
"""
666
return sha_file(self.inventory_store[inventory_id])
667
860
return self.get_revision(revision_id).inventory_sha1
668
861
669
862
def get_revision_inventory(self, revision_id):
670
863
"""Return inventory of a past revision."""
671
# bzr 0.0.6 imposes the constraint that the inventory_id
864
# TODO: Unify this with get_inventory()
865
# bzr 0.0.6 and later imposes the constraint that the inventory_id
672
866
# must be the same as its revision, so this is trivial.
673
867
if revision_id == None:
674
from bzrlib.inventory import Inventory
675
868
return Inventory(self.get_root_id())
676
869
else:
677
870
return self.get_inventory(revision_id)
678
871
679
680
872
def revision_history(self):
681
"""Return sequence of revision hashes on to this branch.
682
683
>>> ScratchBranch().revision_history()
684
[]
685
"""
873
"""Return sequence of revision hashes on to this branch."""
686
874
self.lock_read()
687
875
try:
688
876
return [l.rstrip('\r\n') for l in
690
878
finally:
691
879
self.unlock()
692
880
693
694
881
def common_ancestor(self, other, self_revno=None, other_revno=None):
695
882
"""
696
>>> import commit
883
>>> from bzrlib.commit import commit
697
884
>>> sb = ScratchBranch(files=['foo', 'foo~'])
698
885
>>> sb.common_ancestor(sb) == (None, None)
699
886
True
700
>>> commit.commit(sb, "Committing first revision", verbose=False)
887
>>> commit(sb, "Committing first revision", verbose=False)
701
888
>>> sb.common_ancestor(sb)[0]
702
889
1
703
890
>>> clone = sb.clone()
704
>>> commit.commit(sb, "Committing second revision", verbose=False)
891
>>> commit(sb, "Committing second revision", verbose=False)
705
892
>>> sb.common_ancestor(sb)[0]
706
893
2
707
894
>>> sb.common_ancestor(clone)[0]
708
895
1
709
>>> commit.commit(clone, "Committing divergent second revision",
896
>>> commit(clone, "Committing divergent second revision",
710
897
... verbose=False)
711
898
>>> sb.common_ancestor(clone)[0]
712
899
1
745
932
return len(self.revision_history())
746
933
747
934
748
def last_patch(self):
935
def last_revision(self):
749
936
"""Return last patch hash, or None if no history.
750
937
"""
751
938
ph = self.revision_history()
755
942
return None
756
943
757
944
758
def missing_revisions(self, other, stop_revision=None):
759
"""
945
def missing_revisions(self, other, stop_revision=None, diverged_ok=False):
946
"""Return a list of new revisions that would perfectly fit.
947
760
948
If self and other have not diverged, return a list of the revisions
761
949
present in other, but missing from self.
762
950
782
970
Traceback (most recent call last):
783
971
DivergedBranches: These branches have diverged.
784
972
"""
973
# FIXME: If the branches have diverged, but the latest
974
# revision in this branch is completely merged into the other,
975
# then we should still be able to pull.
785
976
self_history = self.revision_history()
786
977
self_len = len(self_history)
787
978
other_history = other.revision_history()
793
984
794
985
if stop_revision is None:
795
986
stop_revision = other_len
796
elif stop_revision > other_len:
797
raise NoSuchRevision(self, stop_revision)
798
987
else:
988
assert isinstance(stop_revision, int)
989
if stop_revision > other_len:
990
raise bzrlib.errors.NoSuchRevision(self, stop_revision)
799
991
return other_history[self_len:stop_revision]
800
992
801
802
993
def update_revisions(self, other, stop_revision=None):
803
"""Pull in all new revisions from other branch.
804
805
>>> from bzrlib.commit import commit
806
>>> bzrlib.trace.silent = True
807
>>> br1 = ScratchBranch(files=['foo', 'bar'])
808
>>> br1.add('foo')
809
>>> br1.add('bar')
810
>>> commit(br1, "lala!", rev_id="REVISION-ID-1", verbose=False)
811
>>> br2 = ScratchBranch()
812
>>> br2.update_revisions(br1)
813
Added 2 texts.
814
Added 1 inventories.
815
Added 1 revisions.
816
>>> br2.revision_history()
817
[u'REVISION-ID-1']
818
>>> br2.update_revisions(br1)
819
Added 0 texts.
820
Added 0 inventories.
821
Added 0 revisions.
822
>>> br1.text_store.total_size() == br2.text_store.total_size()
823
True
824
"""
825
from bzrlib.progress import ProgressBar
826
827
pb = ProgressBar()
828
829
pb.update('comparing histories')
830
revision_ids = self.missing_revisions(other, stop_revision)
831
832
if hasattr(other.revision_store, "prefetch"):
833
other.revision_store.prefetch(revision_ids)
834
if hasattr(other.inventory_store, "prefetch"):
835
inventory_ids = [other.get_revision(r).inventory_id
836
for r in revision_ids]
837
other.inventory_store.prefetch(inventory_ids)
838
839
revisions = []
840
needed_texts = set()
841
i = 0
842
for rev_id in revision_ids:
843
i += 1
844
pb.update('fetching revision', i, len(revision_ids))
845
rev = other.get_revision(rev_id)
846
revisions.append(rev)
847
inv = other.get_inventory(str(rev.inventory_id))
848
for key, entry in inv.iter_entries():
849
if entry.text_id is None:
850
continue
851
if entry.text_id not in self.text_store:
852
needed_texts.add(entry.text_id)
853
854
pb.clear()
855
856
count = self.text_store.copy_multi(other.text_store, needed_texts)
857
print "Added %d texts." % count
858
inventory_ids = [ f.inventory_id for f in revisions ]
859
count = self.inventory_store.copy_multi(other.inventory_store,
860
inventory_ids)
861
print "Added %d inventories." % count
862
revision_ids = [ f.revision_id for f in revisions]
863
count = self.revision_store.copy_multi(other.revision_store,
864
revision_ids)
865
for revision_id in revision_ids:
866
self.append_revision(revision_id)
867
print "Added %d revisions." % count
868
869
994
"""Pull in new perfect-fit revisions."""
995
from bzrlib.fetch import greedy_fetch
996
from bzrlib.revision import get_intervening_revisions
997
if stop_revision is None:
998
stop_revision = other.last_revision()
999
greedy_fetch(to_branch=self, from_branch=other,
1000
revision=stop_revision)
1001
pullable_revs = self.missing_revisions(
1002
other, other.revision_id_to_revno(stop_revision))
1003
if pullable_revs:
1004
greedy_fetch(to_branch=self,
1005
from_branch=other,
1006
revision=pullable_revs[-1])
1007
self.append_revision(*pullable_revs)
1008
1009
870
1010
def commit(self, *args, **kw):
871
from bzrlib.commit import commit
872
commit(self, *args, **kw)
873
874
875
def lookup_revision(self, revision):
876
"""Return the revision identifier for a given revision information."""
877
revno, info = self.get_revision_info(revision)
878
return info
879
880
def get_revision_info(self, revision):
881
"""Return (revno, revision id) for revision identifier.
882
883
revision can be an integer, in which case it is assumed to be revno (though
884
this will translate negative values into positive ones)
885
revision can also be a string, in which case it is parsed for something like
886
'date:' or 'revid:' etc.
887
"""
888
if revision is None:
889
return 0, None
890
revno = None
891
try:# Convert to int if possible
892
revision = int(revision)
893
except ValueError:
894
pass
895
revs = self.revision_history()
896
if isinstance(revision, int):
897
if revision == 0:
898
return 0, None
899
# Mabye we should do this first, but we don't need it if revision == 0
900
if revision < 0:
901
revno = len(revs) + revision + 1
902
else:
903
revno = revision
904
elif isinstance(revision, basestring):
905
for prefix, func in Branch.REVISION_NAMESPACES.iteritems():
906
if revision.startswith(prefix):
907
revno = func(self, revs, revision)
908
break
909
else:
910
raise BzrError('No namespace registered for string: %r' % revision)
911
912
if revno is None or revno <= 0 or revno > len(revs):
913
raise BzrError("no such revision %s" % revision)
914
return revno, revs[revno-1]
915
916
def _namespace_revno(self, revs, revision):
917
"""Lookup a revision by revision number"""
918
assert revision.startswith('revno:')
919
try:
920
return int(revision[6:])
921
except ValueError:
922
return None
923
REVISION_NAMESPACES['revno:'] = _namespace_revno
924
925
def _namespace_revid(self, revs, revision):
926
assert revision.startswith('revid:')
927
try:
928
return revs.index(revision[6:]) + 1
929
except ValueError:
930
return None
931
REVISION_NAMESPACES['revid:'] = _namespace_revid
932
933
def _namespace_last(self, revs, revision):
934
assert revision.startswith('last:')
935
try:
936
offset = int(revision[5:])
937
except ValueError:
938
return None
939
else:
940
if offset <= 0:
941
raise BzrError('You must supply a positive value for --revision last:XXX')
942
return len(revs) - offset + 1
943
REVISION_NAMESPACES['last:'] = _namespace_last
944
945
def _namespace_tag(self, revs, revision):
946
assert revision.startswith('tag:')
947
raise BzrError('tag: namespace registered, but not implemented.')
948
REVISION_NAMESPACES['tag:'] = _namespace_tag
949
950
def _namespace_date(self, revs, revision):
951
assert revision.startswith('date:')
952
import datetime
953
# Spec for date revisions:
954
# date:value
955
# value can be 'yesterday', 'today', 'tomorrow' or a YYYY-MM-DD string.
956
# it can also start with a '+/-/='. '+' says match the first
957
# entry after the given date. '-' is match the first entry before the date
958
# '=' is match the first entry after, but still on the given date.
959
#
960
# +2005-05-12 says find the first matching entry after May 12th, 2005 at 0:00
961
# -2005-05-12 says find the first matching entry before May 12th, 2005 at 0:00
962
# =2005-05-12 says find the first match after May 12th, 2005 at 0:00 but before
963
# May 13th, 2005 at 0:00
964
#
965
# So the proper way of saying 'give me all entries for today' is:
966
# -r {date:+today}:{date:-tomorrow}
967
# The default is '=' when not supplied
968
val = revision[5:]
969
match_style = '='
970
if val[:1] in ('+', '-', '='):
971
match_style = val[:1]
972
val = val[1:]
973
974
today = datetime.datetime.today().replace(hour=0,minute=0,second=0,microsecond=0)
975
if val.lower() == 'yesterday':
976
dt = today - datetime.timedelta(days=1)
977
elif val.lower() == 'today':
978
dt = today
979
elif val.lower() == 'tomorrow':
980
dt = today + datetime.timedelta(days=1)
981
else:
982
import re
983
# This should be done outside the function to avoid recompiling it.
984
_date_re = re.compile(
985
r'(?P<date>(?P<year>\d\d\d\d)-(?P<month>\d\d)-(?P<day>\d\d))?'
986
r'(,|T)?\s*'
987
r'(?P<time>(?P<hour>\d\d):(?P<minute>\d\d)(:(?P<second>\d\d))?)?'
988
)
989
m = _date_re.match(val)
990
if not m or (not m.group('date') and not m.group('time')):
991
raise BzrError('Invalid revision date %r' % revision)
992
993
if m.group('date'):
994
year, month, day = int(m.group('year')), int(m.group('month')), int(m.group('day'))
995
else:
996
year, month, day = today.year, today.month, today.day
997
if m.group('time'):
998
hour = int(m.group('hour'))
999
minute = int(m.group('minute'))
1000
if m.group('second'):
1001
second = int(m.group('second'))
1002
else:
1003
second = 0
1004
else:
1005
hour, minute, second = 0,0,0
1006
1007
dt = datetime.datetime(year=year, month=month, day=day,
1008
hour=hour, minute=minute, second=second)
1009
first = dt
1010
last = None
1011
reversed = False
1012
if match_style == '-':
1013
reversed = True
1014
elif match_style == '=':
1015
last = dt + datetime.timedelta(days=1)
1016
1017
if reversed:
1018
for i in range(len(revs)-1, -1, -1):
1019
r = self.get_revision(revs[i])
1020
# TODO: Handle timezone.
1021
dt = datetime.datetime.fromtimestamp(r.timestamp)
1022
if first >= dt and (last is None or dt >= last):
1023
return i+1
1024
else:
1025
for i in range(len(revs)):
1026
r = self.get_revision(revs[i])
1027
# TODO: Handle timezone.
1028
dt = datetime.datetime.fromtimestamp(r.timestamp)
1029
if first <= dt and (last is None or dt <= last):
1030
return i+1
1031
REVISION_NAMESPACES['date:'] = _namespace_date
1011
from bzrlib.commit import Commit
1012
Commit().commit(self, *args, **kw)
1013
1014
def revision_id_to_revno(self, revision_id):
1015
"""Given a revision id, return its revno"""
1016
if revision_id is None:
1017
return 0
1018
history = self.revision_history()
1019
try:
1020
return history.index(revision_id) + 1
1021
except ValueError:
1022
raise bzrlib.errors.NoSuchRevision(self, revision_id)
1023
1024
def get_rev_id(self, revno, history=None):
1025
"""Find the revision id of the specified revno."""
1026
if revno == 0:
1027
return None
1028
if history is None:
1029
history = self.revision_history()
1030
elif revno <= 0 or revno > len(history):
1031
raise bzrlib.errors.NoSuchRevision(self, revno)
1032
return history[revno - 1]
1032
1033
1033
1034
def revision_tree(self, revision_id):
1034
1035
"""Return Tree for a revision on this branch.
1041
1042
return EmptyTree()
1042
1043
else:
1043
1044
inv = self.get_revision_inventory(revision_id)
1044
return RevisionTree(self.text_store, inv)
1045
return RevisionTree(self.weave_store, inv, revision_id)
1045
1046
1046
1047
1047
1048
def working_tree(self):
1048
1049
"""Return a `Tree` for the working copy."""
1049
from workingtree import WorkingTree
1050
return WorkingTree(self.base, self.read_working_inventory())
1050
from bzrlib.workingtree import WorkingTree
1051
# TODO: In the future, WorkingTree should utilize Transport
1052
# RobertCollins 20051003 - I don't think it should - working trees are
1053
# much more complex to keep consistent than our careful .bzr subset.
1054
# instead, we should say that working trees are local only, and optimise
1055
# for that.
1056
return WorkingTree(self._transport.base, self.read_working_inventory())
1051
1057
1052
1058
1053
1059
def basis_tree(self):
1055
1061
1056
1062
If there are no revisions yet, return an `EmptyTree`.
1057
1063
"""
1058
r = self.last_patch()
1059
if r == None:
1060
return EmptyTree()
1061
else:
1062
return RevisionTree(self.text_store, self.get_revision_inventory(r))
1063
1064
return self.revision_tree(self.last_revision())
1064
1065
1065
1066
1066
1067
def rename_one(self, from_rel, to_rel):
1098
1099
1099
1100
inv.rename(file_id, to_dir_id, to_tail)
1100
1101
1101
print "%s => %s" % (from_rel, to_rel)
1102
1103
1102
from_abs = self.abspath(from_rel)
1104
1103
to_abs = self.abspath(to_rel)
1105
1104
try:
1106
os.rename(from_abs, to_abs)
1105
rename(from_abs, to_abs)
1107
1106
except OSError, e:
1108
1107
raise BzrError("failed to rename %r to %r: %s"
1109
1108
% (from_abs, to_abs, e[1]),
1124
1123
1125
1124
Note that to_name is only the last component of the new name;
1126
1125
this doesn't change the directory.
1126
1127
This returns a list of (from_path, to_path) pairs for each
1128
entry that is moved.
1127
1129
"""
1130
result = []
1128
1131
self.lock_write()
1129
1132
try:
1130
1133
## TODO: Option to move IDs only
1165
1168
for f in from_paths:
1166
1169
name_tail = splitpath(f)[-1]
1167
1170
dest_path = appendpath(to_name, name_tail)
1168
print "%s => %s" % (f, dest_path)
1171
result.append((f, dest_path))
1169
1172
inv.rename(inv.path2id(f), to_dir_id, name_tail)
1170
1173
try:
1171
os.rename(self.abspath(f), self.abspath(dest_path))
1174
rename(self.abspath(f), self.abspath(dest_path))
1172
1175
except OSError, e:
1173
1176
raise BzrError("failed to rename %r to %r: %s" % (f, dest_path, e[1]),
1174
1177
["rename rolled back"])
1177
1180
finally:
1178
1181
self.unlock()
1179
1182
1183
return result
1184
1180
1185
1181
1186
def revert(self, filenames, old_tree=None, backups=True):
1182
1187
"""Restore selected files to the versions from a previous tree.
1228
1233
These are revisions that have been merged into the working
1229
1234
directory but not yet committed.
1230
1235
"""
1231
cfn = self.controlfilename('pending-merges')
1232
if not os.path.exists(cfn):
1236
cfn = self._rel_controlfilename('pending-merges')
1237
if not self._transport.has(cfn):
1233
1238
return []
1234
1239
p = []
1235
1240
for l in self.controlfile('pending-merges', 'r').readlines():
1237
1242
return p
1238
1243
1239
1244
1240
def add_pending_merge(self, revision_id):
1241
from bzrlib.revision import validate_revision_id
1242
1243
validate_revision_id(revision_id)
1244
1245
def add_pending_merge(self, *revision_ids):
1246
# TODO: Perhaps should check at this point that the
1247
# history of the revision is actually present?
1245
1248
p = self.pending_merges()
1246
if revision_id in p:
1247
return
1248
p.append(revision_id)
1249
self.set_pending_merges(p)
1250
1249
updated = False
1250
for rev_id in revision_ids:
1251
if rev_id in p:
1252
continue
1253
p.append(rev_id)
1254
updated = True
1255
if updated:
1256
self.set_pending_merges(p)
1251
1257
1252
1258
def set_pending_merges(self, rev_list):
1259
self.lock_write()
1260
try:
1261
self.put_controlfile('pending-merges', '\n'.join(rev_list))
1262
finally:
1263
self.unlock()
1264
1265
1266
def get_parent(self):
1267
"""Return the parent location of the branch.
1268
1269
This is the default location for push/pull/missing. The usual
1270
pattern is that the user can override it by specifying a
1271
location.
1272
"""
1273
import errno
1274
_locs = ['parent', 'pull', 'x-pull']
1275
for l in _locs:
1276
try:
1277
return self.controlfile(l, 'r').read().strip('\n')
1278
except IOError, e:
1279
if e.errno != errno.ENOENT:
1280
raise
1281
return None
1282
1283
1284
def set_parent(self, url):
1285
# TODO: Maybe delete old location files?
1253
1286
from bzrlib.atomicfile import AtomicFile
1254
1287
self.lock_write()
1255
1288
try:
1256
f = AtomicFile(self.controlfilename('pending-merges'))
1289
f = AtomicFile(self.controlfilename('parent'))
1257
1290
try:
1258
for l in rev_list:
1259
print >>f, l
1291
f.write(url + '\n')
1260
1292
f.commit()
1261
1293
finally:
1262
1294
f.close()
1263
1295
finally:
1264
1296
self.unlock()
1265
1297
1266
1267
1268
class ScratchBranch(Branch):
1298
def check_revno(self, revno):
1299
"""\
1300
Check whether a revno corresponds to any revision.
1301
Zero (the NULL revision) is considered valid.
1302
"""
1303
if revno != 0:
1304
self.check_real_revno(revno)
1305
1306
def check_real_revno(self, revno):
1307
"""\
1308
Check whether a revno corresponds to a real revision.
1309
Zero (the NULL revision) is considered invalid
1310
"""
1311
if revno < 1 or revno > self.revno():
1312
raise InvalidRevisionNumber(revno)
1313
1314
1315
1316
1317
1318
class ScratchBranch(_Branch):
1269
1319
"""Special test class: a branch that cleans up after itself.
1270
1320
1271
1321
>>> b = ScratchBranch()
1288
1338
if base is None:
1289
1339
base = mkdtemp()
1290
1340
init = True
1291
Branch.__init__(self, base, init=init)
1341
if isinstance(base, basestring):
1342
base = get_transport(base)
1343
_Branch.__init__(self, base, init=init)
1292
1344
for d in dirs:
1293
os.mkdir(self.abspath(d))
1345
self._transport.mkdir(d)
1294
1346
1295
1347
for f in files:
1296
file(os.path.join(self.base, f), 'w').write('content of %s' % f)
1348
self._transport.put(f, 'content of %s' % f)
1297
1349
1298
1350
1299
1351
def clone(self):
1300
1352
"""
1301
1353
>>> orig = ScratchBranch(files=["file1", "file2"])
1302
1354
>>> clone = orig.clone()
1303
>>> os.path.samefile(orig.base, clone.base)
1355
>>> if os.name != 'nt':
1356
... os.path.samefile(orig.base, clone.base)
1357
... else:
1358
... orig.base == clone.base
1359
...
1304
1360
False
1305
1361
>>> os.path.isfile(os.path.join(clone.base, "file1"))
1306
1362
True
1311
1367
os.rmdir(base)
1312
1368
copytree(self.base, base, symlinks=True)
1313
1369
return ScratchBranch(base=base)
1314
1370
1315
1371
def __del__(self):
1316
1372
self.destroy()
1317
1373
1330
1386
for name in files:
1331
1387
os.chmod(os.path.join(root, name), 0700)
1332
1388
rmtree(self.base)
1333
self.base = None
1389
self._transport = None
1334
1390
1335
1391
1336
1392
1386
1442
"""Return a new tree-root file id."""
1387
1443
return gen_file_id('TREE_ROOT')
1388
1444
1445
Loggerhead is a web-based interface for Breezy
Version: 2.0.2.dev0