222
220
def path_content_summary(self, path):
223
221
"""Get a summary of the information about path.
225
All the attributes returned are for the canonical form, not the
226
convenient form (if content filters are in use.)
228
223
:param path: A relative path within the tree.
229
224
:return: A tuple containing kind, size, exec, sha1-or-link.
230
225
Kind is always present (see tree.kind()).
231
size is present if kind is file and the size of the
232
canonical form can be cheaply determined, None otherwise.
226
size is present if kind is file, None otherwise.
233
227
exec is None unless kind is file and the platform supports the 'x'
235
229
sha1-or-link is the link target if kind is symlink, or the sha1 if
404
398
bit_iter = iter(path.split("/"))
405
399
for elt in bit_iter:
406
400
lelt = elt.lower()
408
401
for child in self.iter_children(cur_id):
410
# XXX: it seem like if the child is known to be in the
411
# tree, we shouldn't need to go from its id back to
412
# its path -- mbp 2010-02-11
414
# XXX: it seems like we could be more efficient
415
# by just directly looking up the original name and
416
# only then searching all children; also by not
417
# chopping paths so much. -- mbp 2010-02-11
418
403
child_base = os.path.basename(self.id2path(child))
419
if (child_base == elt):
420
# if we found an exact match, we can stop now; if
421
# we found an approximate match we need to keep
422
# searching because there might be an exact match
404
if child_base.lower() == lelt:
425
new_path = osutils.pathjoin(cur_path, child_base)
406
cur_path = osutils.pathjoin(cur_path, child_base)
427
elif child_base.lower() == lelt:
429
new_path = osutils.pathjoin(cur_path, child_base)
431
409
# before a change is committed we can see this error...
436
412
# got to the end of this directory and no entries matched.
437
413
# Return what matched so far, plus the rest as specified.
873
846
will pass through to InterTree as appropriate.
876
# Formats that will be used to test this InterTree. If both are
877
# None, this InterTree will not be tested (e.g. because a complex
879
_matching_from_tree_format = None
880
_matching_to_tree_format = None
884
def _changes_from_entries(self, source_entry, target_entry,
885
source_path=None, target_path=None):
886
"""Generate a iter_changes tuple between source_entry and target_entry.
888
:param source_entry: An inventory entry from self.source, or None.
889
:param target_entry: An inventory entry from self.target, or None.
890
:param source_path: The path of source_entry, if known. If not known
891
it will be looked up.
892
:param target_path: The path of target_entry, if known. If not known
893
it will be looked up.
894
:return: A tuple, item 0 of which is an iter_changes result tuple, and
895
item 1 is True if there are any changes in the result tuple.
897
if source_entry is None:
898
if target_entry is None:
900
file_id = target_entry.file_id
902
file_id = source_entry.file_id
903
if source_entry is not None:
904
source_versioned = True
905
source_name = source_entry.name
906
source_parent = source_entry.parent_id
907
if source_path is None:
908
source_path = self.source.id2path(file_id)
909
source_kind, source_executable, source_stat = \
910
self.source._comparison_data(source_entry, source_path)
912
source_versioned = False
916
source_executable = None
917
if target_entry is not None:
918
target_versioned = True
919
target_name = target_entry.name
920
target_parent = target_entry.parent_id
921
if target_path is None:
922
target_path = self.target.id2path(file_id)
923
target_kind, target_executable, target_stat = \
924
self.target._comparison_data(target_entry, target_path)
926
target_versioned = False
930
target_executable = None
931
versioned = (source_versioned, target_versioned)
932
kind = (source_kind, target_kind)
933
changed_content = False
934
if source_kind != target_kind:
935
changed_content = True
936
elif source_kind == 'file':
937
if (self.source.get_file_sha1(file_id, source_path, source_stat) !=
938
self.target.get_file_sha1(file_id, target_path, target_stat)):
939
changed_content = True
940
elif source_kind == 'symlink':
941
if (self.source.get_symlink_target(file_id) !=
942
self.target.get_symlink_target(file_id)):
943
changed_content = True
944
# XXX: Yes, the indentation below is wrong. But fixing it broke
945
# test_merge.TestMergerEntriesLCAOnDisk.
946
# test_nested_tree_subtree_renamed_and_modified. We'll wait for
947
# the fix from bzr.dev -- vila 2009026
948
elif source_kind == 'tree-reference':
949
if (self.source.get_reference_revision(file_id, source_path)
950
!= self.target.get_reference_revision(file_id, target_path)):
951
changed_content = True
952
parent = (source_parent, target_parent)
953
name = (source_name, target_name)
954
executable = (source_executable, target_executable)
955
if (changed_content is not False or versioned[0] != versioned[1]
956
or parent[0] != parent[1] or name[0] != name[1] or
957
executable[0] != executable[1]):
961
return (file_id, (source_path, target_path), changed_content,
962
versioned, parent, name, kind, executable), changes
965
852
def compare(self, want_unchanged=False, specific_files=None,
966
853
extra_trees=None, require_versioned=False, include_root=False,
1077
948
# can be extras. So the fake_entry is solely used to look up
1078
949
# executable it values when execute is not supported.
1079
950
fake_entry = InventoryFile('unused', 'unused', 'unused')
1080
for target_path, target_entry in to_entries_by_dir:
1081
while (all_unversioned and
1082
all_unversioned[0][0] < target_path.split('/')):
951
for to_path, to_entry in to_entries_by_dir:
952
while all_unversioned and all_unversioned[0][0] < to_path.split('/'):
1083
953
unversioned_path = all_unversioned.popleft()
1084
target_kind, target_executable, target_stat = \
954
to_kind, to_executable, to_stat = \
1085
955
self.target._comparison_data(fake_entry, unversioned_path[1])
1086
956
yield (None, (None, unversioned_path[1]), True, (False, False),
1088
958
(None, unversioned_path[0][-1]),
1089
(None, target_kind),
1090
(None, target_executable))
1091
source_path, source_entry = from_data.get(target_entry.file_id,
1093
result, changes = self._changes_from_entries(source_entry,
1094
target_entry, source_path=source_path, target_path=target_path)
1095
to_paths[result[0]] = result[1][1]
960
(None, to_executable))
961
file_id = to_entry.file_id
962
to_paths[file_id] = to_path
1096
963
entry_count += 1
964
changed_content = False
965
from_path, from_entry = from_data.get(file_id, (None, None))
966
from_versioned = (from_entry is not None)
967
if from_entry is not None:
968
from_versioned = True
969
from_name = from_entry.name
970
from_parent = from_entry.parent_id
971
from_kind, from_executable, from_stat = \
972
self.source._comparison_data(from_entry, from_path)
1098
973
entry_count += 1
975
from_versioned = False
979
from_executable = None
980
versioned = (from_versioned, True)
981
to_kind, to_executable, to_stat = \
982
self.target._comparison_data(to_entry, to_path)
983
kind = (from_kind, to_kind)
984
if kind[0] != kind[1]:
985
changed_content = True
986
elif from_kind == 'file':
987
if (self.source.get_file_sha1(file_id, from_path, from_stat) !=
988
self.target.get_file_sha1(file_id, to_path, to_stat)):
989
changed_content = True
990
elif from_kind == 'symlink':
991
if (self.source.get_symlink_target(file_id) !=
992
self.target.get_symlink_target(file_id)):
993
changed_content = True
994
# XXX: Yes, the indentation below is wrong. But fixing it broke
995
# test_merge.TestMergerEntriesLCAOnDisk.
996
# test_nested_tree_subtree_renamed_and_modified. We'll wait for
997
# the fix from bzr.dev -- vila 2009026
998
elif from_kind == 'tree-reference':
999
if (self.source.get_reference_revision(file_id, from_path)
1000
!= self.target.get_reference_revision(file_id, to_path)):
1001
changed_content = True
1002
parent = (from_parent, to_entry.parent_id)
1003
name = (from_name, to_entry.name)
1004
executable = (from_executable, to_executable)
1099
1005
if pb is not None:
1100
1006
pb.update('comparing files', entry_count, num_entries)
1101
if changes or include_unchanged:
1102
if specific_file_ids is not None:
1103
new_parent_id = result[4][1]
1104
precise_file_ids.add(new_parent_id)
1105
changed_file_ids.append(result[0])
1107
# Ensure correct behaviour for reparented/added specific files.
1108
if specific_files is not None:
1109
# Record output dirs
1110
if result[6][1] == 'directory':
1111
seen_dirs.add(result[0])
1112
# Record parents of reparented/added entries.
1113
versioned = result[3]
1115
if not versioned[0] or parents[0] != parents[1]:
1116
seen_parents.add(parents[1])
1007
if (changed_content is not False or versioned[0] != versioned[1]
1008
or parent[0] != parent[1] or name[0] != name[1] or
1009
executable[0] != executable[1] or include_unchanged):
1010
yield (file_id, (from_path, to_path), changed_content,
1011
versioned, parent, name, kind, executable)
1117
1013
while all_unversioned:
1118
1014
# yield any trailing unversioned paths
1119
1015
unversioned_path = all_unversioned.popleft()
1124
1020
(None, unversioned_path[0][-1]),
1125
1021
(None, to_kind),
1126
1022
(None, to_executable))
1127
# Yield all remaining source paths
1024
def get_to_path(to_entry):
1025
if to_entry.parent_id is None:
1026
to_path = '' # the root
1028
if to_entry.parent_id not in to_paths:
1030
return get_to_path(self.target.inventory[to_entry.parent_id])
1031
to_path = osutils.pathjoin(to_paths[to_entry.parent_id],
1033
to_paths[to_entry.file_id] = to_path
1128
1036
for path, from_entry in from_entries_by_dir:
1129
1037
file_id = from_entry.file_id
1130
1038
if file_id in to_paths:
1131
1039
# already returned
1133
if not self.target.has_id(file_id):
1041
if not file_id in self.target.all_file_ids():
1134
1042
# common case - paths we have not emitted are not present in
1138
to_path = self.target.id2path(file_id)
1046
to_path = get_to_path(self.target.inventory[file_id])
1139
1047
entry_count += 1
1140
1048
if pb is not None:
1141
1049
pb.update('comparing files', entry_count, num_entries)
1148
1056
executable = (from_executable, None)
1149
1057
changed_content = from_kind is not None
1150
1058
# the parent's path is necessarily known at this point.
1151
changed_file_ids.append(file_id)
1152
1059
yield(file_id, (path, to_path), changed_content, versioned, parent,
1153
1060
name, kind, executable)
1154
changed_file_ids = set(changed_file_ids)
1155
if specific_file_ids is not None:
1156
for result in self._handle_precise_ids(precise_file_ids,
1160
def _get_entry(self, tree, file_id):
1161
"""Get an inventory entry from a tree, with missing entries as None.
1163
If the tree raises NotImplementedError on accessing .inventory, then
1164
this is worked around using iter_entries_by_dir on just the file id
1167
:param tree: The tree to lookup the entry in.
1168
:param file_id: The file_id to lookup.
1171
inventory = tree.inventory
1172
except NotImplementedError:
1173
# No inventory available.
1175
iterator = tree.iter_entries_by_dir(specific_file_ids=[file_id])
1176
return iterator.next()[1]
1177
except StopIteration:
1181
return inventory[file_id]
1182
except errors.NoSuchId:
1185
def _handle_precise_ids(self, precise_file_ids, changed_file_ids,
1186
discarded_changes=None):
1187
"""Fill out a partial iter_changes to be consistent.
1189
:param precise_file_ids: The file ids of parents that were seen during
1191
:param changed_file_ids: The file ids of already emitted items.
1192
:param discarded_changes: An optional dict of precalculated
1193
iter_changes items which the partial iter_changes had not output
1195
:return: A generator of iter_changes items to output.
1197
# process parents of things that had changed under the users
1198
# requested paths to prevent incorrect paths or parent ids which
1199
# aren't in the tree.
1200
while precise_file_ids:
1201
precise_file_ids.discard(None)
1202
# Don't emit file_ids twice
1203
precise_file_ids.difference_update(changed_file_ids)
1204
if not precise_file_ids:
1206
# If the there was something at a given output path in source, we
1207
# have to include the entry from source in the delta, or we would
1208
# be putting this entry into a used path.
1210
for parent_id in precise_file_ids:
1212
paths.append(self.target.id2path(parent_id))
1213
except errors.NoSuchId:
1214
# This id has been dragged in from the source by delta
1215
# expansion and isn't present in target at all: we don't
1216
# need to check for path collisions on it.
1219
old_id = self.source.path2id(path)
1220
precise_file_ids.add(old_id)
1221
precise_file_ids.discard(None)
1222
current_ids = precise_file_ids
1223
precise_file_ids = set()
1224
# We have to emit all of precise_file_ids that have been altered.
1225
# We may have to output the children of some of those ids if any
1226
# directories have stopped being directories.
1227
for file_id in current_ids:
1229
if discarded_changes:
1230
result = discarded_changes.get(file_id)
1235
old_entry = self._get_entry(self.source, file_id)
1236
new_entry = self._get_entry(self.target, file_id)
1237
result, changes = self._changes_from_entries(
1238
old_entry, new_entry)
1241
# Get this parents parent to examine.
1242
new_parent_id = result[4][1]
1243
precise_file_ids.add(new_parent_id)
1245
if (result[6][0] == 'directory' and
1246
result[6][1] != 'directory'):
1247
# This stopped being a directory, the old children have
1249
if old_entry is None:
1250
# Reusing a discarded change.
1251
old_entry = self._get_entry(self.source, file_id)
1252
for child in old_entry.children.values():
1253
precise_file_ids.add(child.file_id)
1254
changed_file_ids.add(result[0])
1258
1063
class MultiWalker(object):