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 (
909
914
branch.last_revision().
911
916
from bzrlib.merge import Merger, Merge3Merger
912
pb = ui.ui_factory.nested_progress_bar()
914
merger = Merger(self.branch, this_tree=self, pb=pb)
915
merger.pp = ProgressPhase("Merge phase", 5, pb)
916
merger.pp.next_phase()
917
# check that there are no local alterations
918
if not force and self.has_changes():
919
raise errors.UncommittedChanges(self)
920
if to_revision is None:
921
to_revision = _mod_revision.ensure_null(branch.last_revision())
922
merger.other_rev_id = to_revision
923
if _mod_revision.is_null(merger.other_rev_id):
924
raise errors.NoCommits(branch)
925
self.branch.fetch(branch, last_revision=merger.other_rev_id)
926
merger.other_basis = merger.other_rev_id
927
merger.other_tree = self.branch.repository.revision_tree(
929
merger.other_branch = branch
930
merger.pp.next_phase()
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()
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()
1098
1096
tree_transport = self.bzrdir.root_transport.clone(sub_path)
1099
1097
if tree_transport.base != branch_transport.base:
1100
1098
tree_bzrdir = format.initialize_on_transport(tree_transport)
1101
branch.BranchReferenceFormat().initialize(tree_bzrdir, new_branch)
1099
branch.BranchReferenceFormat().initialize(tree_bzrdir,
1100
target_branch=new_branch)
1103
1102
tree_bzrdir = branch_bzrdir
1104
1103
wt = tree_bzrdir.create_workingtree(_mod_revision.NULL_REVISION)
1142
1141
This does not include files that have been deleted in this
1143
1142
tree. Skips the control directory.
1145
: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
1146
1145
:param from_dir: start from this directory or None for the root
1147
1146
:param recursive: whether to recurse into subdirectories or not
1602
1601
@needs_write_lock
1603
1602
def pull(self, source, overwrite=False, stop_revision=None,
1604
1603
change_reporter=None, possible_transports=None, local=False):
1605
top_pb = ui.ui_factory.nested_progress_bar()
1606
1604
source.lock_read()
1608
pp = ProgressPhase("Pull phase", 2, top_pb)
1610
1606
old_revision_info = self.branch.last_revision_info()
1611
1607
basis_tree = self.basis_tree()
1612
1608
count = self.branch.pull(source, overwrite, stop_revision,
1625
1619
new_basis_tree,
1627
1621
this_tree=self,
1629
1623
change_reporter=change_reporter)
1630
if (basis_tree.inventory.root is None and
1631
new_basis_tree.inventory.root is not None):
1632
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)
1635
1629
basis_tree.unlock()
1636
1630
# TODO - dedup parents list with things merged by pull ?
1637
1631
# reuse the revisiontree we merged against to set the new
1741
1734
r"""Check whether the filename matches an ignore pattern.
1743
1736
Patterns containing '/' or '\' need to match the whole path;
1744
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.
1746
1741
If the file is ignored, returns the pattern which caused it to
1747
1742
be ignored, otherwise None. So this can simply be used as a
1748
1743
boolean if desired."""
1749
1744
if getattr(self, '_ignoreglobster', None) is None:
1750
self._ignoreglobster = globbing.Globster(self.get_ignore_list())
1745
self._ignoreglobster = globbing.ExceptionGlobster(self.get_ignore_list())
1751
1746
return self._ignoreglobster.match(filename)
1753
1748
def kind(self, file_id):
1901
1896
# revision_id is set. We must check for this full string, because a
1902
1897
# root node id can legitimately look like 'revision_id' but cannot
1903
1898
# contain a '"'.
1904
xml = self.branch.repository.get_inventory_xml(new_revision)
1899
xml = self.branch.repository._get_inventory_xml(new_revision)
1905
1900
firstline = xml.split('\n', 1)[0]
1906
1901
if (not 'revision_id="' in firstline or
1907
1902
'format="7"' not in firstline):
2192
2187
raise NotImplementedError(self.unlock)
2194
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):
2195
2193
"""Update a working tree along its branch.
2197
2195
This will update the branch if its bound too, which means we have
2215
2213
- Merge current state -> basis tree of the master w.r.t. the old tree
2217
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
2219
2223
if self.branch.get_bound_location() is not None:
2220
2224
self.lock_write()
2221
update_branch = True
2225
update_branch = (old_tip is self._marker)
2223
2227
self.lock_tree_write()
2224
2228
update_branch = False
2226
2230
if update_branch:
2227
2231
old_tip = self.branch.update(possible_transports)
2230
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)
2234
2239
@needs_tree_write_lock
2235
def _update_tree(self, old_tip=None, change_reporter=None):
2240
def _update_tree(self, old_tip=None, change_reporter=None, revision=None):
2236
2241
"""Update a tree to the master branch.
2238
2243
:param old_tip: if supplied, the previous tip revision the branch,
2248
2253
# We MUST save it even if an error occurs, because otherwise the users
2249
2254
# local work is unreferenced and will appear to have been lost.
2253
2258
last_rev = self.get_parent_ids()[0]
2254
2259
except IndexError:
2255
2260
last_rev = _mod_revision.NULL_REVISION
2256
if last_rev != _mod_revision.ensure_null(self.branch.last_revision()):
2257
# 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()
2258
2285
basis = self.basis_tree()
2259
2286
basis.lock_read()
2261
to_tree = self.branch.basis_tree()
2262
if basis.inventory.root is None:
2263
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)
2265
result += merge.merge_inner(
2270
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)
2273
2305
# TODO - dedup parents list with things merged by pull ?
2274
2306
# reuse the tree we've updated to to set the basis:
2275
parent_trees = [(self.branch.last_revision(), to_tree)]
2307
parent_trees = [(revision, to_tree)]
2276
2308
merges = self.get_parent_ids()[1:]
2277
2309
# Ideally we ask the tree for the trees here, that way the working
2278
2310
# tree can decide whether to give us the entire tree or give us a
2282
2314
for parent in merges:
2283
2315
parent_trees.append(
2284
2316
(parent, self.branch.repository.revision_tree(parent)))
2285
if (old_tip is not None and not _mod_revision.is_null(old_tip)):
2317
if not _mod_revision.is_null(old_tip):
2286
2318
parent_trees.append(
2287
2319
(old_tip, self.branch.repository.revision_tree(old_tip)))
2288
2320
self.set_parent_trees(parent_trees)
2289
2321
last_rev = parent_trees[0][0]
2291
# the working tree had the same last-revision as the master
2292
# branch did. We may still have pivot local work from the local
2293
# branch into old_tip:
2294
if (old_tip is not None and not _mod_revision.is_null(old_tip)):
2295
self.add_parent_tree_id(old_tip)
2296
if (old_tip is not None and not _mod_revision.is_null(old_tip)
2297
and old_tip != last_rev):
2298
# our last revision was not the prior branch last revision
2299
# and we have converted that last revision to a pending merge.
2300
# base is somewhere between the branch tip now
2301
# and the now pending merge
2303
# Since we just modified the working tree and inventory, flush out
2304
# the current state, before we modify it again.
2305
# TODO: jam 20070214 WorkingTree3 doesn't require this, dirstate
2306
# requires it only because TreeTransform directly munges the
2307
# inventory and calls tree._write_inventory(). Ultimately we
2308
# should be able to remove this extra flush.
2310
graph = self.branch.repository.get_graph()
2311
base_rev_id = graph.find_unique_lca(self.branch.last_revision(),
2313
base_tree = self.branch.repository.revision_tree(base_rev_id)
2314
other_tree = self.branch.repository.revision_tree(old_tip)
2315
result += merge.merge_inner(
2320
change_reporter=change_reporter)
2323
2324
def _write_hashcache_if_dirty(self):
2324
2325
"""Write out the hashcache if it is dirty."""