29
29
WorkingTree.open(dir).
32
# TODO: Give the workingtree sole responsibility for the working inventory;
33
# remove the variable and references to it from the branch. This may require
34
# updating the commit code so as to update the inventory within the working
35
# copy, and making sure there's only one WorkingTree for any directory on disk.
36
# At the moment they may alias the inventory and have old copies of it in
37
# memory. (Now done? -- mbp 20060309)
39
33
from cStringIO import StringIO
101
95
from bzrlib.filters import filtered_input_file
102
96
from bzrlib.trace import mutter, note
103
97
from bzrlib.transport.local import LocalTransport
104
from bzrlib.progress import DummyProgress, ProgressPhase
105
98
from bzrlib.revision import CURRENT_REVISION
106
99
from bzrlib.rio import RioReader, rio_file, Stanza
107
100
from bzrlib.symbol_versioning import (
280
285
self._control_files.break_lock()
281
286
self.branch.break_lock()
288
def _get_check_refs(self):
289
"""Return the references needed to perform a check of this tree.
291
The default implementation returns no refs, and is only suitable for
292
trees that have no local caching and can commit on ghosts at any time.
294
:seealso: bzrlib.check for details about check_refs.
283
298
def requires_rich_root(self):
284
299
return self._format.requires_rich_root
477
492
incorrectly attributed to CURRENT_REVISION (but after committing, the
478
493
attribution will be correct).
480
basis = self.basis_tree()
483
changes = self.iter_changes(basis, True, [self.id2path(file_id)],
484
require_versioned=True).next()
485
changed_content, kind = changes[2], changes[6]
486
if not changed_content:
487
return basis.annotate_iter(file_id)
491
if kind[0] != 'file':
494
old_lines = list(basis.annotate_iter(file_id))
496
for tree in self.branch.repository.revision_trees(
497
self.get_parent_ids()[1:]):
498
if file_id not in tree:
500
old.append(list(tree.annotate_iter(file_id)))
501
return annotate.reannotate(old, self.get_file(file_id).readlines(),
495
maybe_file_parent_keys = []
496
for parent_id in self.get_parent_ids():
498
parent_tree = self.revision_tree(parent_id)
499
except errors.NoSuchRevisionInTree:
500
parent_tree = self.branch.repository.revision_tree(parent_id)
501
parent_tree.lock_read()
503
if file_id not in parent_tree:
505
ie = parent_tree.inventory[file_id]
506
if ie.kind != 'file':
507
# Note: this is slightly unnecessary, because symlinks and
508
# directories have a "text" which is the empty text, and we
509
# know that won't mess up annotations. But it seems cleaner
511
parent_text_key = (file_id, ie.revision)
512
if parent_text_key not in maybe_file_parent_keys:
513
maybe_file_parent_keys.append(parent_text_key)
516
graph = _mod_graph.Graph(self.branch.repository.texts)
517
heads = graph.heads(maybe_file_parent_keys)
518
file_parent_keys = []
519
for key in maybe_file_parent_keys:
521
file_parent_keys.append(key)
523
# Now we have the parents of this content
524
annotator = self.branch.repository.texts.get_annotator()
525
text = self.get_file(file_id).read()
526
this_key =(file_id, default_revision)
527
annotator.add_special_text(this_key, file_parent_keys, text)
528
annotations = [(key[-1], line)
529
for key, line in annotator.annotate_flat(this_key)]
506
532
def _get_ancestors(self, default_revision):
507
533
ancestors = set([default_revision])
613
641
def _is_executable_from_path_and_stat_from_basis(self, path, stat_result):
614
642
file_id = self.path2id(path)
644
# For unversioned files on win32, we just assume they are not
615
647
return self._inventory[file_id].executable
617
649
def _is_executable_from_path_and_stat_from_stat(self, path, stat_result):
728
760
kind = _mapper(stat_result.st_mode)
729
761
if kind == 'file':
730
size = stat_result.st_size
731
# try for a stat cache lookup
732
executable = self._is_executable_from_path_and_stat(path, stat_result)
733
return (kind, size, executable, self._sha_from_stat(
762
return self._file_content_summary(path, stat_result)
735
763
elif kind == 'directory':
736
764
# perhaps it looks like a plain directory, but it's really a
745
773
return (kind, None, None, None)
775
def _file_content_summary(self, path, stat_result):
776
size = stat_result.st_size
777
executable = self._is_executable_from_path_and_stat(path, stat_result)
778
# try for a stat cache lookup
779
return ('file', size, executable, self._sha_from_stat(
747
782
def _check_parents_for_ghosts(self, revision_ids, allow_leftmost_as_ghost):
748
783
"""Common ghost checking functionality from set_parent_*.
870
905
@needs_write_lock # because merge pulls data into the branch.
871
906
def merge_from_branch(self, branch, to_revision=None, from_revision=None,
907
merge_type=None, force=False):
873
908
"""Merge from a branch into this working tree.
875
910
:param branch: The branch to merge from.
879
914
branch.last_revision().
881
916
from bzrlib.merge import Merger, Merge3Merger
882
pb = ui.ui_factory.nested_progress_bar()
884
merger = Merger(self.branch, this_tree=self, pb=pb)
885
merger.pp = ProgressPhase("Merge phase", 5, pb)
886
merger.pp.next_phase()
887
# check that there are no
889
merger.check_basis(check_clean=True, require_commits=False)
890
if to_revision is None:
891
to_revision = _mod_revision.ensure_null(branch.last_revision())
892
merger.other_rev_id = to_revision
893
if _mod_revision.is_null(merger.other_rev_id):
894
raise errors.NoCommits(branch)
895
self.branch.fetch(branch, last_revision=merger.other_rev_id)
896
merger.other_basis = merger.other_rev_id
897
merger.other_tree = self.branch.repository.revision_tree(
899
merger.other_branch = branch
900
merger.pp.next_phase()
901
if from_revision is None:
904
merger.set_base_revision(from_revision, branch)
905
if merger.base_rev_id == merger.other_rev_id:
906
raise errors.PointlessMerge
907
merger.backup_files = False
908
if merge_type is None:
909
merger.merge_type = Merge3Merger
911
merger.merge_type = merge_type
912
merger.set_interesting_files(None)
913
merger.show_base = False
914
merger.reprocess = False
915
conflicts = merger.do_merge()
917
merger = Merger(self.branch, this_tree=self)
918
# check that there are no local alterations
919
if not force and self.has_changes():
920
raise errors.UncommittedChanges(self)
921
if to_revision is None:
922
to_revision = _mod_revision.ensure_null(branch.last_revision())
923
merger.other_rev_id = to_revision
924
if _mod_revision.is_null(merger.other_rev_id):
925
raise errors.NoCommits(branch)
926
self.branch.fetch(branch, last_revision=merger.other_rev_id)
927
merger.other_basis = merger.other_rev_id
928
merger.other_tree = self.branch.repository.revision_tree(
930
merger.other_branch = branch
931
if from_revision is None:
934
merger.set_base_revision(from_revision, branch)
935
if merger.base_rev_id == merger.other_rev_id:
936
raise errors.PointlessMerge
937
merger.backup_files = False
938
if merge_type is None:
939
merger.merge_type = Merge3Merger
941
merger.merge_type = merge_type
942
merger.set_interesting_files(None)
943
merger.show_base = False
944
merger.reprocess = False
945
conflicts = merger.do_merge()
1068
1096
tree_transport = self.bzrdir.root_transport.clone(sub_path)
1069
1097
if tree_transport.base != branch_transport.base:
1070
1098
tree_bzrdir = format.initialize_on_transport(tree_transport)
1071
branch.BranchReferenceFormat().initialize(tree_bzrdir, new_branch)
1099
branch.BranchReferenceFormat().initialize(tree_bzrdir,
1100
target_branch=new_branch)
1073
1102
tree_bzrdir = branch_bzrdir
1074
1103
wt = tree_bzrdir.create_workingtree(_mod_revision.NULL_REVISION)
1112
1141
This does not include files that have been deleted in this
1113
1142
tree. Skips the control directory.
1115
:param include_root: if True, do not return an entry for the root
1144
:param include_root: if True, return an entry for the root
1116
1145
:param from_dir: start from this directory or None for the root
1117
1146
:param recursive: whether to recurse into subdirectories or not
1464
1493
from_tail = splitpath(from_rel)[-1]
1465
1494
from_id = inv.path2id(from_rel)
1466
1495
if from_id is None:
1467
raise errors.BzrRenameFailedError(from_rel,to_rel,
1468
errors.NotVersionedError(path=str(from_rel)))
1469
from_entry = inv[from_id]
1496
# if file is missing in the inventory maybe it's in the basis_tree
1497
basis_tree = self.branch.basis_tree()
1498
from_id = basis_tree.path2id(from_rel)
1500
raise errors.BzrRenameFailedError(from_rel,to_rel,
1501
errors.NotVersionedError(path=str(from_rel)))
1502
# put entry back in the inventory so we can rename it
1503
from_entry = basis_tree.inventory[from_id].copy()
1506
from_entry = inv[from_id]
1470
1507
from_parent_id = from_entry.parent_id
1471
1508
to_dir, to_tail = os.path.split(to_rel)
1472
1509
to_dir_id = inv.path2id(to_dir)
1564
1601
@needs_write_lock
1565
1602
def pull(self, source, overwrite=False, stop_revision=None,
1566
1603
change_reporter=None, possible_transports=None, local=False):
1567
top_pb = ui.ui_factory.nested_progress_bar()
1568
1604
source.lock_read()
1570
pp = ProgressPhase("Pull phase", 2, top_pb)
1572
1606
old_revision_info = self.branch.last_revision_info()
1573
1607
basis_tree = self.basis_tree()
1574
1608
count = self.branch.pull(source, overwrite, stop_revision,
1587
1619
new_basis_tree,
1589
1621
this_tree=self,
1591
1623
change_reporter=change_reporter)
1592
if (basis_tree.inventory.root is None and
1593
new_basis_tree.inventory.root is not None):
1594
self.set_root_id(new_basis_tree.get_root_id())
1624
basis_root_id = basis_tree.get_root_id()
1625
new_root_id = new_basis_tree.get_root_id()
1626
if basis_root_id != new_root_id:
1627
self.set_root_id(new_root_id)
1597
1629
basis_tree.unlock()
1598
1630
# TODO - dedup parents list with things merged by pull ?
1599
1631
# reuse the revisiontree we merged against to set the new
1703
1734
r"""Check whether the filename matches an ignore pattern.
1705
1736
Patterns containing '/' or '\' need to match the whole path;
1706
others match against only the last component.
1737
others match against only the last component. Patterns starting
1738
with '!' are ignore exceptions. Exceptions take precedence
1739
over regular patterns and cause the filename to not be ignored.
1708
1741
If the file is ignored, returns the pattern which caused it to
1709
1742
be ignored, otherwise None. So this can simply be used as a
1710
1743
boolean if desired."""
1711
1744
if getattr(self, '_ignoreglobster', None) is None:
1712
self._ignoreglobster = globbing.Globster(self.get_ignore_list())
1745
self._ignoreglobster = globbing.ExceptionGlobster(self.get_ignore_list())
1713
1746
return self._ignoreglobster.match(filename)
1715
1748
def kind(self, file_id):
1859
1896
# revision_id is set. We must check for this full string, because a
1860
1897
# root node id can legitimately look like 'revision_id' but cannot
1861
1898
# contain a '"'.
1862
xml = self.branch.repository.get_inventory_xml(new_revision)
1899
xml = self.branch.repository._get_inventory_xml(new_revision)
1863
1900
firstline = xml.split('\n', 1)[0]
1864
1901
if (not 'revision_id="' in firstline or
1865
1902
'format="7"' not in firstline):
1866
inv = self.branch.repository.deserialise_inventory(
1903
inv = self.branch.repository._serializer.read_inventory_from_string(
1868
1905
xml = self._create_basis_xml_from_inventory(new_revision, inv)
1869
1906
self._write_basis_inventory(xml)
1870
1907
except (errors.NoSuchRevision, errors.RevisionNotPresent):
1984
2027
new_status = 'I'
1986
2029
new_status = '?'
1987
textui.show_status(new_status, self.kind(fid), f,
2030
# XXX: Really should be a more abstract reporter interface
2031
kind_ch = osutils.kind_marker(self.kind(fid))
2032
to_file.write(new_status + ' ' + f + kind_ch + '\n')
1989
2033
# Unversion file
1990
2034
inv_delta.append((f, None, fid, None))
1991
2035
message = "removed %s" % (f,)
2143
2187
raise NotImplementedError(self.unlock)
2145
def update(self, change_reporter=None, possible_transports=None):
2191
def update(self, change_reporter=None, possible_transports=None,
2192
revision=None, old_tip=_marker):
2146
2193
"""Update a working tree along its branch.
2148
2195
This will update the branch if its bound too, which means we have
2166
2213
- Merge current state -> basis tree of the master w.r.t. the old tree
2168
2215
- Do a 'normal' merge of the old branch basis if it is relevant.
2217
:param revision: The target revision to update to. Must be in the
2219
:param old_tip: If branch.update() has already been run, the value it
2220
returned (old tip of the branch or None). _marker is used
2170
2223
if self.branch.get_bound_location() is not None:
2171
2224
self.lock_write()
2172
update_branch = True
2225
update_branch = (old_tip is self._marker)
2174
2227
self.lock_tree_write()
2175
2228
update_branch = False
2177
2230
if update_branch:
2178
2231
old_tip = self.branch.update(possible_transports)
2181
return self._update_tree(old_tip, change_reporter)
2233
if old_tip is self._marker:
2235
return self._update_tree(old_tip, change_reporter, revision)
2185
2239
@needs_tree_write_lock
2186
def _update_tree(self, old_tip=None, change_reporter=None):
2240
def _update_tree(self, old_tip=None, change_reporter=None, revision=None):
2187
2241
"""Update a tree to the master branch.
2189
2243
:param old_tip: if supplied, the previous tip revision the branch,
2199
2253
# We MUST save it even if an error occurs, because otherwise the users
2200
2254
# local work is unreferenced and will appear to have been lost.
2204
2258
last_rev = self.get_parent_ids()[0]
2205
2259
except IndexError:
2206
2260
last_rev = _mod_revision.NULL_REVISION
2207
if last_rev != _mod_revision.ensure_null(self.branch.last_revision()):
2208
# merge tree state up to new branch tip.
2261
if revision is None:
2262
revision = self.branch.last_revision()
2264
old_tip = old_tip or _mod_revision.NULL_REVISION
2266
if not _mod_revision.is_null(old_tip) and old_tip != last_rev:
2267
# the branch we are bound to was updated
2268
# merge those changes in first
2269
base_tree = self.basis_tree()
2270
other_tree = self.branch.repository.revision_tree(old_tip)
2271
nb_conflicts = merge.merge_inner(self.branch, other_tree,
2272
base_tree, this_tree=self,
2273
change_reporter=change_reporter)
2275
self.add_parent_tree((old_tip, other_tree))
2276
trace.note('Rerun update after fixing the conflicts.')
2279
if last_rev != _mod_revision.ensure_null(revision):
2280
# the working tree is up to date with the branch
2281
# we can merge the specified revision from master
2282
to_tree = self.branch.repository.revision_tree(revision)
2283
to_root_id = to_tree.get_root_id()
2209
2285
basis = self.basis_tree()
2210
2286
basis.lock_read()
2212
to_tree = self.branch.basis_tree()
2213
if basis.inventory.root is None:
2214
self.set_root_id(to_tree.get_root_id())
2288
if (basis.inventory.root is None
2289
or basis.inventory.root.file_id != to_root_id):
2290
self.set_root_id(to_root_id)
2216
result += merge.merge_inner(
2221
change_reporter=change_reporter)
2295
# determine the branch point
2296
graph = self.branch.repository.get_graph()
2297
base_rev_id = graph.find_unique_lca(self.branch.last_revision(),
2299
base_tree = self.branch.repository.revision_tree(base_rev_id)
2301
nb_conflicts = merge.merge_inner(self.branch, to_tree, base_tree,
2303
change_reporter=change_reporter)
2304
self.set_last_revision(revision)
2224
2305
# TODO - dedup parents list with things merged by pull ?
2225
2306
# reuse the tree we've updated to to set the basis:
2226
parent_trees = [(self.branch.last_revision(), to_tree)]
2307
parent_trees = [(revision, to_tree)]
2227
2308
merges = self.get_parent_ids()[1:]
2228
2309
# Ideally we ask the tree for the trees here, that way the working
2229
2310
# tree can decide whether to give us the entire tree or give us a
2233
2314
for parent in merges:
2234
2315
parent_trees.append(
2235
2316
(parent, self.branch.repository.revision_tree(parent)))
2236
if (old_tip is not None and not _mod_revision.is_null(old_tip)):
2317
if not _mod_revision.is_null(old_tip):
2237
2318
parent_trees.append(
2238
2319
(old_tip, self.branch.repository.revision_tree(old_tip)))
2239
2320
self.set_parent_trees(parent_trees)
2240
2321
last_rev = parent_trees[0][0]
2242
# the working tree had the same last-revision as the master
2243
# branch did. We may still have pivot local work from the local
2244
# branch into old_tip:
2245
if (old_tip is not None and not _mod_revision.is_null(old_tip)):
2246
self.add_parent_tree_id(old_tip)
2247
if (old_tip is not None and not _mod_revision.is_null(old_tip)
2248
and old_tip != last_rev):
2249
# our last revision was not the prior branch last revision
2250
# and we have converted that last revision to a pending merge.
2251
# base is somewhere between the branch tip now
2252
# and the now pending merge
2254
# Since we just modified the working tree and inventory, flush out
2255
# the current state, before we modify it again.
2256
# TODO: jam 20070214 WorkingTree3 doesn't require this, dirstate
2257
# requires it only because TreeTransform directly munges the
2258
# inventory and calls tree._write_inventory(). Ultimately we
2259
# should be able to remove this extra flush.
2261
graph = self.branch.repository.get_graph()
2262
base_rev_id = graph.find_unique_lca(self.branch.last_revision(),
2264
base_tree = self.branch.repository.revision_tree(base_rev_id)
2265
other_tree = self.branch.repository.revision_tree(old_tip)
2266
result += merge.merge_inner(
2271
change_reporter=change_reporter)
2274
2324
def _write_hashcache_if_dirty(self):
2275
2325
"""Write out the hashcache if it is dirty."""
2516
2566
return un_resolved, resolved
2518
2568
@needs_read_lock
2569
def _check(self, references):
2570
"""Check the tree for consistency.
2572
:param references: A dict with keys matching the items returned by
2573
self._get_check_refs(), and values from looking those keys up in
2520
2576
tree_basis = self.basis_tree()
2521
2577
tree_basis.lock_read()
2523
repo_basis = self.branch.repository.revision_tree(
2524
self.last_revision())
2579
repo_basis = references[('trees', self.last_revision())]
2525
2580
if len(list(repo_basis.iter_changes(tree_basis))) > 0:
2526
2581
raise errors.BzrCheckError(
2527
2582
"Mismatched basis inventory content.")
2573
2627
if self._inventory is None:
2574
2628
self.read_working_inventory()
2630
def _get_check_refs(self):
2631
"""Return the references needed to perform a check of this tree."""
2632
return [('trees', self.last_revision())]
2576
2634
def lock_tree_write(self):
2577
2635
"""See WorkingTree.lock_tree_write().
2635
2693
mode=self.bzrdir._get_file_mode())
2696
def _get_check_refs(self):
2697
"""Return the references needed to perform a check of this tree."""
2698
return [('trees', self.last_revision())]
2638
2700
@needs_tree_write_lock
2639
2701
def set_conflicts(self, conflicts):
2640
2702
self._put_rio('conflicts', conflicts.to_stanzas(),
2717
2779
"""Return the format for the working tree object in a_bzrdir."""
2719
2781
transport = a_bzrdir.get_workingtree_transport(None)
2720
format_string = transport.get("format").read()
2782
format_string = transport.get_bytes("format")
2721
2783
return klass._formats[format_string]
2722
2784
except errors.NoSuchFile:
2723
2785
raise errors.NoWorkingTree(base=transport.base)
2987
3049
return self.get_format_string()
2990
__default_format = WorkingTreeFormat4()
3052
__default_format = WorkingTreeFormat6()
2991
3053
WorkingTreeFormat.register_format(__default_format)
2992
WorkingTreeFormat.register_format(WorkingTreeFormat6())
2993
3054
WorkingTreeFormat.register_format(WorkingTreeFormat5())
3055
WorkingTreeFormat.register_format(WorkingTreeFormat4())
2994
3056
WorkingTreeFormat.register_format(WorkingTreeFormat3())
2995
3057
WorkingTreeFormat.set_default_format(__default_format)
2996
3058
# formats which have no format string are not discoverable