352
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raise NotImplementedError(self.get_symlink_target)
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def get_canonical_inventory_paths(self, paths):
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"""Like get_canonical_inventory_path() but works on multiple items.
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:param paths: A sequence of paths relative to the root of the tree.
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:return: A list of paths, with each item the corresponding input path
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adjusted to account for existing elements that match case
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return list(self._yield_canonical_inventory_paths(paths))
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def get_canonical_inventory_path(self, path):
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"""Returns the first inventory item that case-insensitively matches path.
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If a path matches exactly, it is returned. If no path matches exactly
368
but more than one path matches case-insensitively, it is implementation
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defined which is returned.
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If no path matches case-insensitively, the input path is returned, but
372
with as many path entries that do exist changed to their canonical
375
If you need to resolve many names from the same tree, you should
376
use get_canonical_inventory_paths() to avoid O(N) behaviour.
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:param path: A paths relative to the root of the tree.
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:return: The input path adjusted to account for existing elements
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that match case insensitively.
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return self._yield_canonical_inventory_paths([path]).next()
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def _yield_canonical_inventory_paths(self, paths):
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# First, if the path as specified exists exactly, just use it.
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if self.path2id(path) is not None:
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cur_id = self.get_root_id()
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bit_iter = iter(path.split("/"))
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for child in self.iter_children(cur_id):
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# XXX: it seem like if the child is known to be in the
400
# tree, we shouldn't need to go from its id back to
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# its path -- mbp 2010-02-11
403
# XXX: it seems like we could be more efficient
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# by just directly looking up the original name and
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# only then searching all children; also by not
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# chopping paths so much. -- mbp 2010-02-11
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child_base = os.path.basename(self.id2path(child))
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if (child_base == elt):
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# if we found an exact match, we can stop now; if
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# we found an approximate match we need to keep
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# searching because there might be an exact match
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new_path = osutils.pathjoin(cur_path, child_base)
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elif child_base.lower() == lelt:
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new_path = osutils.pathjoin(cur_path, child_base)
419
except errors.NoSuchId:
420
# before a change is committed we can see this error...
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# got to the end of this directory and no entries matched.
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# Return what matched so far, plus the rest as specified.
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cur_path = osutils.pathjoin(cur_path, elt, *list(bit_iter))
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362
def get_root_id(self):
433
363
"""Return the file_id for the root of this tree."""
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class InventoryTree(Tree):
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"""A tree that relies on an inventory for its metadata.
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Trees contain an `Inventory` object, and also know how to retrieve
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file texts mentioned in the inventory, either from a working
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directory or from a store.
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It is possible for trees to contain files that are not described
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in their inventory or vice versa; for this use `filenames()`.
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Subclasses should set the _inventory attribute, which is considered
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private to external API users.
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def get_canonical_inventory_paths(self, paths):
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"""Like get_canonical_inventory_path() but works on multiple items.
660
:param paths: A sequence of paths relative to the root of the tree.
661
:return: A list of paths, with each item the corresponding input path
662
adjusted to account for existing elements that match case
665
return list(self._yield_canonical_inventory_paths(paths))
667
def get_canonical_inventory_path(self, path):
668
"""Returns the first inventory item that case-insensitively matches path.
670
If a path matches exactly, it is returned. If no path matches exactly
671
but more than one path matches case-insensitively, it is implementation
672
defined which is returned.
674
If no path matches case-insensitively, the input path is returned, but
675
with as many path entries that do exist changed to their canonical
678
If you need to resolve many names from the same tree, you should
679
use get_canonical_inventory_paths() to avoid O(N) behaviour.
681
:param path: A paths relative to the root of the tree.
682
:return: The input path adjusted to account for existing elements
683
that match case insensitively.
685
return self._yield_canonical_inventory_paths([path]).next()
687
def _yield_canonical_inventory_paths(self, paths):
689
# First, if the path as specified exists exactly, just use it.
690
if self.path2id(path) is not None:
694
cur_id = self.get_root_id()
696
bit_iter = iter(path.split("/"))
700
for child in self.iter_children(cur_id):
702
# XXX: it seem like if the child is known to be in the
703
# tree, we shouldn't need to go from its id back to
704
# its path -- mbp 2010-02-11
706
# XXX: it seems like we could be more efficient
707
# by just directly looking up the original name and
708
# only then searching all children; also by not
709
# chopping paths so much. -- mbp 2010-02-11
710
child_base = os.path.basename(self.id2path(child))
711
if (child_base == elt):
712
# if we found an exact match, we can stop now; if
713
# we found an approximate match we need to keep
714
# searching because there might be an exact match
717
new_path = osutils.pathjoin(cur_path, child_base)
719
elif child_base.lower() == lelt:
721
new_path = osutils.pathjoin(cur_path, child_base)
722
except errors.NoSuchId:
723
# before a change is committed we can see this error...
728
# got to the end of this directory and no entries matched.
729
# Return what matched so far, plus the rest as specified.
730
cur_path = osutils.pathjoin(cur_path, elt, *list(bit_iter))
735
def _get_inventory(self):
736
return self._inventory
738
inventory = property(_get_inventory,
739
doc="Inventory of this Tree")
742
def path2id(self, path):
743
"""Return the id for path in this tree."""
744
return self._inventory.path2id(path)
746
def id2path(self, file_id):
747
"""Return the path for a file id.
751
return self.inventory.id2path(file_id)
753
def has_id(self, file_id):
754
return self.inventory.has_id(file_id)
756
def has_or_had_id(self, file_id):
757
return self.inventory.has_id(file_id)
760
return iter(self.inventory)
762
def filter_unversioned_files(self, paths):
763
"""Filter out paths that are versioned.
765
:return: set of paths.
767
# NB: we specifically *don't* call self.has_filename, because for
768
# WorkingTrees that can indicate files that exist on disk but that
770
pred = self.inventory.has_filename
771
return set((p for p in paths if not pred(p)))
774
def iter_entries_by_dir(self, specific_file_ids=None, yield_parents=False):
775
"""Walk the tree in 'by_dir' order.
777
This will yield each entry in the tree as a (path, entry) tuple.
778
The order that they are yielded is:
780
See Tree.iter_entries_by_dir for details.
782
:param yield_parents: If True, yield the parents from the root leading
783
down to specific_file_ids that have been requested. This has no
784
impact if specific_file_ids is None.
786
return self.inventory.iter_entries_by_dir(
787
specific_file_ids=specific_file_ids, yield_parents=yield_parents)
789
def get_file_by_path(self, path):
790
return self.get_file(self._inventory.path2id(path), path)
720
793
######################################################################