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
102
95
from bzrlib.filters import filtered_input_file
103
96
from bzrlib.trace import mutter, note
104
97
from bzrlib.transport.local import LocalTransport
105
from bzrlib.progress import DummyProgress, ProgressPhase
106
98
from bzrlib.revision import CURRENT_REVISION
107
99
from bzrlib.rio import RioReader, rio_file, Stanza
108
100
from bzrlib.symbol_versioning import (
281
285
self._control_files.break_lock()
282
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.
284
298
def requires_rich_root(self):
285
299
return self._format.requires_rich_root
625
641
def _is_executable_from_path_and_stat_from_basis(self, path, stat_result):
626
642
file_id = self.path2id(path)
644
# For unversioned files on win32, we just assume they are not
627
647
return self._inventory[file_id].executable
629
649
def _is_executable_from_path_and_stat_from_stat(self, path, stat_result):
740
760
kind = _mapper(stat_result.st_mode)
741
761
if kind == 'file':
742
size = stat_result.st_size
743
# try for a stat cache lookup
744
executable = self._is_executable_from_path_and_stat(path, stat_result)
745
return (kind, size, executable, self._sha_from_stat(
762
return self._file_content_summary(path, stat_result)
747
763
elif kind == 'directory':
748
764
# perhaps it looks like a plain directory, but it's really a
757
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(
759
782
def _check_parents_for_ghosts(self, revision_ids, allow_leftmost_as_ghost):
760
783
"""Common ghost checking functionality from set_parent_*.
882
905
@needs_write_lock # because merge pulls data into the branch.
883
906
def merge_from_branch(self, branch, to_revision=None, from_revision=None,
907
merge_type=None, force=False):
885
908
"""Merge from a branch into this working tree.
887
910
:param branch: The branch to merge from.
891
914
branch.last_revision().
893
916
from bzrlib.merge import Merger, Merge3Merger
894
pb = ui.ui_factory.nested_progress_bar()
896
merger = Merger(self.branch, this_tree=self, pb=pb)
897
merger.pp = ProgressPhase("Merge phase", 5, pb)
898
merger.pp.next_phase()
899
# check that there are no
901
merger.check_basis(check_clean=True, require_commits=False)
902
if to_revision is None:
903
to_revision = _mod_revision.ensure_null(branch.last_revision())
904
merger.other_rev_id = to_revision
905
if _mod_revision.is_null(merger.other_rev_id):
906
raise errors.NoCommits(branch)
907
self.branch.fetch(branch, last_revision=merger.other_rev_id)
908
merger.other_basis = merger.other_rev_id
909
merger.other_tree = self.branch.repository.revision_tree(
911
merger.other_branch = branch
912
merger.pp.next_phase()
913
if from_revision is None:
916
merger.set_base_revision(from_revision, branch)
917
if merger.base_rev_id == merger.other_rev_id:
918
raise errors.PointlessMerge
919
merger.backup_files = False
920
if merge_type is None:
921
merger.merge_type = Merge3Merger
923
merger.merge_type = merge_type
924
merger.set_interesting_files(None)
925
merger.show_base = False
926
merger.reprocess = False
927
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()
1080
1096
tree_transport = self.bzrdir.root_transport.clone(sub_path)
1081
1097
if tree_transport.base != branch_transport.base:
1082
1098
tree_bzrdir = format.initialize_on_transport(tree_transport)
1083
branch.BranchReferenceFormat().initialize(tree_bzrdir, new_branch)
1099
branch.BranchReferenceFormat().initialize(tree_bzrdir,
1100
target_branch=new_branch)
1085
1102
tree_bzrdir = branch_bzrdir
1086
1103
wt = tree_bzrdir.create_workingtree(_mod_revision.NULL_REVISION)
1124
1141
This does not include files that have been deleted in this
1125
1142
tree. Skips the control directory.
1127
: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
1128
1145
:param from_dir: start from this directory or None for the root
1129
1146
:param recursive: whether to recurse into subdirectories or not
1584
1601
@needs_write_lock
1585
1602
def pull(self, source, overwrite=False, stop_revision=None,
1586
1603
change_reporter=None, possible_transports=None, local=False):
1587
top_pb = ui.ui_factory.nested_progress_bar()
1588
1604
source.lock_read()
1590
pp = ProgressPhase("Pull phase", 2, top_pb)
1592
1606
old_revision_info = self.branch.last_revision_info()
1593
1607
basis_tree = self.basis_tree()
1594
1608
count = self.branch.pull(source, overwrite, stop_revision,
1607
1619
new_basis_tree,
1609
1621
this_tree=self,
1611
1623
change_reporter=change_reporter)
1612
if (basis_tree.inventory.root is None and
1613
new_basis_tree.inventory.root is not None):
1614
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)
1617
1629
basis_tree.unlock()
1618
1630
# TODO - dedup parents list with things merged by pull ?
1619
1631
# reuse the revisiontree we merged against to set the new
1723
1734
r"""Check whether the filename matches an ignore pattern.
1725
1736
Patterns containing '/' or '\' need to match the whole path;
1726
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.
1728
1741
If the file is ignored, returns the pattern which caused it to
1729
1742
be ignored, otherwise None. So this can simply be used as a
1730
1743
boolean if desired."""
1731
1744
if getattr(self, '_ignoreglobster', None) is None:
1732
self._ignoreglobster = globbing.Globster(self.get_ignore_list())
1745
self._ignoreglobster = globbing.ExceptionGlobster(self.get_ignore_list())
1733
1746
return self._ignoreglobster.match(filename)
1735
1748
def kind(self, file_id):
1879
1896
# revision_id is set. We must check for this full string, because a
1880
1897
# root node id can legitimately look like 'revision_id' but cannot
1881
1898
# contain a '"'.
1882
xml = self.branch.repository.get_inventory_xml(new_revision)
1899
xml = self.branch.repository._get_inventory_xml(new_revision)
1883
1900
firstline = xml.split('\n', 1)[0]
1884
1901
if (not 'revision_id="' in firstline or
1885
1902
'format="7"' not in firstline):
1886
inv = self.branch.repository.deserialise_inventory(
1903
inv = self.branch.repository._serializer.read_inventory_from_string(
1888
1905
xml = self._create_basis_xml_from_inventory(new_revision, inv)
1889
1906
self._write_basis_inventory(xml)
1890
1907
except (errors.NoSuchRevision, errors.RevisionNotPresent):
2004
2027
new_status = 'I'
2006
2029
new_status = '?'
2007
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')
2009
2033
# Unversion file
2010
2034
inv_delta.append((f, None, fid, None))
2011
2035
message = "removed %s" % (f,)
2163
2187
raise NotImplementedError(self.unlock)
2165
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):
2166
2193
"""Update a working tree along its branch.
2168
2195
This will update the branch if its bound too, which means we have
2186
2213
- Merge current state -> basis tree of the master w.r.t. the old tree
2188
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
2190
2223
if self.branch.get_bound_location() is not None:
2191
2224
self.lock_write()
2192
update_branch = True
2225
update_branch = (old_tip is self._marker)
2194
2227
self.lock_tree_write()
2195
2228
update_branch = False
2197
2230
if update_branch:
2198
2231
old_tip = self.branch.update(possible_transports)
2201
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)
2205
2239
@needs_tree_write_lock
2206
def _update_tree(self, old_tip=None, change_reporter=None):
2240
def _update_tree(self, old_tip=None, change_reporter=None, revision=None):
2207
2241
"""Update a tree to the master branch.
2209
2243
:param old_tip: if supplied, the previous tip revision the branch,
2219
2253
# We MUST save it even if an error occurs, because otherwise the users
2220
2254
# local work is unreferenced and will appear to have been lost.
2224
2258
last_rev = self.get_parent_ids()[0]
2225
2259
except IndexError:
2226
2260
last_rev = _mod_revision.NULL_REVISION
2227
if last_rev != _mod_revision.ensure_null(self.branch.last_revision()):
2228
# 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()
2229
2285
basis = self.basis_tree()
2230
2286
basis.lock_read()
2232
to_tree = self.branch.basis_tree()
2233
if basis.inventory.root is None:
2234
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)
2236
result += merge.merge_inner(
2241
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)
2244
2305
# TODO - dedup parents list with things merged by pull ?
2245
2306
# reuse the tree we've updated to to set the basis:
2246
parent_trees = [(self.branch.last_revision(), to_tree)]
2307
parent_trees = [(revision, to_tree)]
2247
2308
merges = self.get_parent_ids()[1:]
2248
2309
# Ideally we ask the tree for the trees here, that way the working
2249
2310
# tree can decide whether to give us the entire tree or give us a
2253
2314
for parent in merges:
2254
2315
parent_trees.append(
2255
2316
(parent, self.branch.repository.revision_tree(parent)))
2256
if (old_tip is not None and not _mod_revision.is_null(old_tip)):
2317
if not _mod_revision.is_null(old_tip):
2257
2318
parent_trees.append(
2258
2319
(old_tip, self.branch.repository.revision_tree(old_tip)))
2259
2320
self.set_parent_trees(parent_trees)
2260
2321
last_rev = parent_trees[0][0]
2262
# the working tree had the same last-revision as the master
2263
# branch did. We may still have pivot local work from the local
2264
# branch into old_tip:
2265
if (old_tip is not None and not _mod_revision.is_null(old_tip)):
2266
self.add_parent_tree_id(old_tip)
2267
if (old_tip is not None and not _mod_revision.is_null(old_tip)
2268
and old_tip != last_rev):
2269
# our last revision was not the prior branch last revision
2270
# and we have converted that last revision to a pending merge.
2271
# base is somewhere between the branch tip now
2272
# and the now pending merge
2274
# Since we just modified the working tree and inventory, flush out
2275
# the current state, before we modify it again.
2276
# TODO: jam 20070214 WorkingTree3 doesn't require this, dirstate
2277
# requires it only because TreeTransform directly munges the
2278
# inventory and calls tree._write_inventory(). Ultimately we
2279
# should be able to remove this extra flush.
2281
graph = self.branch.repository.get_graph()
2282
base_rev_id = graph.find_unique_lca(self.branch.last_revision(),
2284
base_tree = self.branch.repository.revision_tree(base_rev_id)
2285
other_tree = self.branch.repository.revision_tree(old_tip)
2286
result += merge.merge_inner(
2291
change_reporter=change_reporter)
2294
2324
def _write_hashcache_if_dirty(self):
2295
2325
"""Write out the hashcache if it is dirty."""
2536
2566
return un_resolved, resolved
2538
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
2540
2576
tree_basis = self.basis_tree()
2541
2577
tree_basis.lock_read()
2543
repo_basis = self.branch.repository.revision_tree(
2544
self.last_revision())
2579
repo_basis = references[('trees', self.last_revision())]
2545
2580
if len(list(repo_basis.iter_changes(tree_basis))) > 0:
2546
2581
raise errors.BzrCheckError(
2547
2582
"Mismatched basis inventory content.")
2593
2627
if self._inventory is None:
2594
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())]
2596
2634
def lock_tree_write(self):
2597
2635
"""See WorkingTree.lock_tree_write().
2655
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())]
2658
2700
@needs_tree_write_lock
2659
2701
def set_conflicts(self, conflicts):
2660
2702
self._put_rio('conflicts', conflicts.to_stanzas(),
2737
2779
"""Return the format for the working tree object in a_bzrdir."""
2739
2781
transport = a_bzrdir.get_workingtree_transport(None)
2740
format_string = transport.get("format").read()
2782
format_string = transport.get_bytes("format")
2741
2783
return klass._formats[format_string]
2742
2784
except errors.NoSuchFile:
2743
2785
raise errors.NoWorkingTree(base=transport.base)
3007
3049
return self.get_format_string()
3010
__default_format = WorkingTreeFormat4()
3052
__default_format = WorkingTreeFormat6()
3011
3053
WorkingTreeFormat.register_format(__default_format)
3012
WorkingTreeFormat.register_format(WorkingTreeFormat6())
3013
3054
WorkingTreeFormat.register_format(WorkingTreeFormat5())
3055
WorkingTreeFormat.register_format(WorkingTreeFormat4())
3014
3056
WorkingTreeFormat.register_format(WorkingTreeFormat3())
3015
3057
WorkingTreeFormat.set_default_format(__default_format)
3016
3058
# formats which have no format string are not discoverable