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# along with this program; if not, write to the Free Software
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# Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
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from __future__ import absolute_import
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from stat import S_ISREG, S_IEXEC
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from bzrlib.lazy_import import lazy_import
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lazy_import(globals(), """
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config as _mod_config,
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lazy_import.lazy_import(globals(), """
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revision as _mod_revision,
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from breezy.bzr import (
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from breezy.i18n import gettext
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from bzrlib.errors import (DuplicateKey, MalformedTransform, NoSuchFile,
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ReusingTransform, CantMoveRoot,
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ExistingLimbo, ImmortalLimbo, NoFinalPath,
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from bzrlib.filters import filtered_output_bytes, ContentFilterContext
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from bzrlib.inventory import InventoryEntry
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from bzrlib.osutils import (
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from .errors import (DuplicateKey, MalformedTransform,
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ReusingTransform, CantMoveRoot,
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ImmortalLimbo, NoFinalPath,
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from .filters import filtered_output_bytes, ContentFilterContext
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from .mutabletree import MutableTree
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from .osutils import (
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from bzrlib.progress import ProgressPhase
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from bzrlib.symbol_versioning import (
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from bzrlib.trace import mutter, warning
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from bzrlib import tree
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import bzrlib.urlutils as urlutils
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from .progress import ProgressPhase
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ROOT_PARENT = "root-parent"
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def unique_add(map, key, value):
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raise DuplicateKey(key=key)
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class _TransformResults(object):
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def __init__(self, modified_paths, rename_count):
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object.__init__(self)
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return sorted(FinalPaths(self).get_paths(new_ids))
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def _inventory_altered(self):
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"""Get the trans_ids and paths of files needing new inv entries."""
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for id_set in [self._new_name, self._new_parent, self._new_id,
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"""Determine which trans_ids need new Inventory entries.
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An new entry is needed when anything that would be reflected by an
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inventory entry changes, including file name, file_id, parent file_id,
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file kind, and the execute bit.
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Some care is taken to return entries with real changes, not cases
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where the value is deleted and then restored to its original value,
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but some actually unchanged values may be returned.
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:returns: A list of (path, trans_id) for all items requiring an
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inventory change. Ordered by path.
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# Find entries whose file_ids are new (or changed).
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new_file_id = set(t for t in self._new_id
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if self._new_id[t] != self.tree_file_id(t))
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for id_set in [self._new_name, self._new_parent, new_file_id,
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self._new_executability]:
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new_ids.update(id_set)
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changed_ids.update(id_set)
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# removing implies a kind change
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changed_kind = set(self._removed_contents)
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changed_kind.intersection_update(self._new_contents)
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changed_kind.difference_update(new_ids)
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changed_kind = (t for t in changed_kind if self.tree_kind(t) !=
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new_ids.update(changed_kind)
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return sorted(FinalPaths(self).get_paths(new_ids))
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# Ignore entries that are already known to have changed.
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changed_kind.difference_update(changed_ids)
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# to keep only the truly changed ones
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changed_kind = (t for t in changed_kind
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if self.tree_kind(t) != self.final_kind(t))
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# all kind changes will alter the inventory
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changed_ids.update(changed_kind)
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# To find entries with changed parent_ids, find parents which existed,
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# but changed file_id.
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changed_file_id = set(t for t in new_file_id if t in self._removed_id)
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# Now add all their children to the set.
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for parent_trans_id in new_file_id:
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changed_ids.update(self.iter_tree_children(parent_trans_id))
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return sorted(FinalPaths(self).get_paths(changed_ids))
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def final_kind(self, trans_id):
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"""Determine the final file kind, after any changes applied.
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Raises NoSuchFile if the file does not exist/has no contents.
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(It is conceivable that a path would be created without the
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corresponding contents insertion command)
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:return: None if the file does not exist/has no contents. (It is
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conceivable that a path would be created without the corresponding
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contents insertion command)
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if trans_id in self._new_contents:
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return self._new_contents[trans_id]
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elif trans_id in self._removed_contents:
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raise NoSuchFile(None)
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return self.tree_kind(trans_id)
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def tree_path(self, trans_id):
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"""Determine the tree path associated with the trans_id."""
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return self._tree_id_paths.get(trans_id)
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def tree_file_id(self, trans_id):
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"""Determine the file id associated with the trans_id in the tree"""
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path = self._tree_id_paths[trans_id]
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# the file is a new, unversioned file, or invalid trans_id
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path = self.tree_path(trans_id)
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# the file is old; the old id is still valid
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if self._new_root == trans_id:
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# ensure that all children are registered with the transaction
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list(self.iter_tree_children(parent_id))
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def has_named_child(self, by_parent, parent_id, name):
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children = by_parent[parent_id]
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for child in children:
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def _has_named_child(self, name, parent_id, known_children):
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"""Does a parent already have a name child.
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:param name: The searched for name.
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:param parent_id: The parent for which the check is made.
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:param known_children: The already known children. This should have
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been recently obtained from `self.by_parent.get(parent_id)`
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(or will be if None is passed).
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if known_children is None:
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known_children = self.by_parent().get(parent_id, [])
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for child in known_children:
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if self.final_name(child) == name:
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path = self._tree_id_paths[parent_id]
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parent_path = self._tree_id_paths.get(parent_id, None)
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if parent_path is None:
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# No parent... no children
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childpath = joinpath(path, name)
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child_id = self._tree_path_ids.get(childpath)
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child_path = joinpath(parent_path, name)
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child_id = self._tree_path_ids.get(child_path, None)
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if child_id is None:
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return lexists(self._tree.abspath(childpath))
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# Not known by the tree transform yet, check the filesystem
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return osutils.lexists(self._tree.abspath(child_path))
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if self.final_parent(child_id) != parent_id:
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if child_id in self._removed_contents:
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# XXX What about dangling file-ids?
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raise AssertionError('child_id is missing: %s, %s, %s'
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% (name, parent_id, child_id))
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def _available_backup_name(self, name, target_id):
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"""Find an available backup name.
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:param name: The basename of the file.
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:param target_id: The directory trans_id where the backup should
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known_children = self.by_parent().get(target_id, [])
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return osutils.available_backup_name(
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lambda base: self._has_named_child(
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base, target_id, known_children))
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def _parent_loops(self):
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"""No entry should be its own ancestor"""
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if (self._new_name, self._new_parent) == ({}, {}):
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for children in by_parent.itervalues():
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name_ids = [(self.final_name(t), t) for t in children]
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if not self._case_sensitive_target:
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name_ids = [(n.lower(), t) for n, t in name_ids]
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for children in viewvalues(by_parent):
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for child_tid in children:
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name = self.final_name(child_tid)
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# Keep children only if they still exist in the end
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if not self._case_sensitive_target:
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name_ids.append((name, child_tid))
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last_trans_id = None
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for name, trans_id in name_ids:
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kind = self.final_kind(trans_id)
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kind = self.final_kind(trans_id)
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file_id = self.final_file_id(trans_id)
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if kind is None and file_id is None:
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self._removed_id))
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all_ids = self._tree.all_file_ids()
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active_tree_ids = all_ids.difference(removed_tree_ids)
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for trans_id, file_id in self._new_id.iteritems():
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for trans_id, file_id in viewitems(self._new_id):
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if file_id in active_tree_ids:
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old_trans_id = self.trans_id_tree_file_id(file_id)
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path = self._tree.id2path(file_id)
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old_trans_id = self.trans_id_tree_path(path)
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conflicts.append(('duplicate id', old_trans_id, trans_id))
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def _parent_type_conflicts(self, by_parent):
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"""parents must have directory 'contents'."""
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"""Children must have a directory parent"""
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for parent_id, children in by_parent.iteritems():
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if parent_id is ROOT_PARENT:
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if not self._any_contents(children):
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for child in children:
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self.final_kind(child)
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kind = self.final_kind(parent_id)
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for parent_id, children in viewitems(by_parent):
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if parent_id == ROOT_PARENT:
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for child_id in children:
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if self.final_kind(child_id) is not None:
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# There is at least a child, so we need an existing directory to
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kind = self.final_kind(parent_id)
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# The directory will be deleted
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conflicts.append(('missing parent', parent_id))
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elif kind != "directory":
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# Meh, we need a *directory* to put something in it
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conflicts.append(('non-directory parent', parent_id))
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def _any_contents(self, trans_ids):
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"""Return true if any of the trans_ids, will have contents."""
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for trans_id in trans_ids:
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kind = self.final_kind(trans_id)
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def _set_executability(self, path, trans_id):
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"""Set the executability of versioned files """
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if supports_executable():
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if self._tree._supports_executable():
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new_executability = self._new_executability[trans_id]
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abspath = self._tree.abspath(path)
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current_mode = os.stat(abspath).st_mode
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if new_executability:
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umask = os.umask(0)
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to_mode = current_mode | (0100 & ~umask)
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to_mode = current_mode | (0o100 & ~umask)
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# Enable x-bit for others only if they can read it.
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if current_mode & 0004:
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to_mode |= 0001 & ~umask
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if current_mode & 0040:
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to_mode |= 0010 & ~umask
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if current_mode & 0o004:
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to_mode |= 0o001 & ~umask
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if current_mode & 0o040:
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to_mode |= 0o010 & ~umask
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to_mode = current_mode & ~0111
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os.chmod(abspath, to_mode)
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to_mode = current_mode & ~0o111
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osutils.chmod_if_possible(abspath, to_mode)
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def _new_entry(self, name, parent_id, file_id):
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"""Helper function to create a new filesystem entry."""
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self.create_symlink(target, trans_id)
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def new_orphan(self, trans_id, parent_id):
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"""Schedule an item to be orphaned.
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When a directory is about to be removed, its children, if they are not
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versioned are moved out of the way: they don't have a parent anymore.
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:param trans_id: The trans_id of the existing item.
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:param parent_id: The parent trans_id of the item.
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raise NotImplementedError(self.new_orphan)
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def _get_potential_orphans(self, dir_id):
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"""Find the potential orphans in a directory.
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A directory can't be safely deleted if there are versioned files in it.
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If all the contained files are unversioned then they can be orphaned.
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The 'None' return value means that the directory contains at least one
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versioned file and should not be deleted.
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:param dir_id: The directory trans id.
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:return: A list of the orphan trans ids or None if at least one
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versioned file is present.
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# Find the potential orphans, stop if one item should be kept
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for child_tid in self.by_parent()[dir_id]:
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if child_tid in self._removed_contents:
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# The child is removed as part of the transform. Since it was
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# versioned before, it's not an orphan
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elif self.final_file_id(child_tid) is None:
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# The child is not versioned
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orphans.append(child_tid)
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# We have a versioned file here, searching for orphans is
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def _affected_ids(self):
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"""Return the set of transform ids affected by the transform"""
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trans_ids = set(self._removed_id)
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trans_ids.update(self._new_id.keys())
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trans_ids.update(self._new_id)
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trans_ids.update(self._removed_contents)
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trans_ids.update(self._new_contents.keys())
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trans_ids.update(self._new_executability.keys())
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trans_ids.update(self._new_name.keys())
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trans_ids.update(self._new_parent.keys())
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trans_ids.update(self._new_contents)
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trans_ids.update(self._new_executability)
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trans_ids.update(self._new_name)
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trans_ids.update(self._new_parent)
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def _get_file_id_maps(self):
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return _PreviewTree(self)
930
def commit(self, branch, message, merge_parents=None, strict=False):
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def commit(self, branch, message, merge_parents=None, strict=False,
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timestamp=None, timezone=None, committer=None, authors=None,
1022
revprops=None, revision_id=None):
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1023
"""Commit the result of this TreeTransform to a branch.
933
1025
:param branch: The branch to commit to.
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:param message: The message to attach to the commit.
935
:param merge_parents: Additional parents specified by pending merges.
1027
:param merge_parents: Additional parent revision-ids specified by
1029
:param strict: If True, abort the commit if there are unversioned
1031
:param timestamp: if not None, seconds-since-epoch for the time and
1032
date. (May be a float.)
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:param timezone: Optional timezone for timestamp, as an offset in
1035
:param committer: Optional committer in email-id format.
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(e.g. "J Random Hacker <jrandom@example.com>")
1037
:param authors: Optional list of authors in email-id format.
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:param revprops: Optional dictionary of revision properties.
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:param revision_id: Optional revision id. (Specifying a revision-id
1040
may reduce performance for some non-native formats.)
936
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:return: The revision_id of the revision committed.
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self._check_malformed()
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return revision_id
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1078
def _text_parent(self, trans_id):
968
file_id = self.tree_file_id(trans_id)
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path = self.tree_path(trans_id)
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if file_id is None or self._tree.kind(file_id) != 'file':
1081
if path is None or self._tree.kind(path) != 'file':
972
1083
except errors.NoSuchFile:
976
1087
def _get_parents_texts(self, trans_id):
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1088
"""Get texts for compression parents of this file."""
978
file_id = self._text_parent(trans_id)
1089
path = self._text_parent(trans_id)
981
return (self._tree.get_file_text(file_id),)
1092
return (self._tree.get_file_text(path),)
983
1094
def _get_parents_lines(self, trans_id):
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1095
"""Get lines for compression parents of this file."""
985
file_id = self._text_parent(trans_id)
1096
path = self._text_parent(trans_id)
988
return (self._tree.get_file_lines(file_id),)
1099
return (self._tree.get_file_lines(path),)
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1101
def serialize(self, serializer):
991
1102
"""Serialize this TreeTransform.
993
1104
:param serializer: A Serialiser like pack.ContainerSerializer.
995
new_name = dict((k, v.encode('utf-8')) for k, v in
996
self._new_name.items())
997
new_executability = dict((k, int(v)) for k, v in
998
self._new_executability.items())
999
tree_path_ids = dict((k.encode('utf-8'), v)
1000
for k, v in self._tree_path_ids.items())
1106
new_name = {k.encode('utf-8'): v.encode('utf-8')
1107
for k, v in viewitems(self._new_name)}
1108
new_parent = {k.encode('utf-8'): v.encode('utf-8')
1109
for k, v in viewitems(self._new_parent)}
1110
new_id = {k.encode('utf-8'): v
1111
for k, v in viewitems(self._new_id)}
1112
new_executability = {k.encode('utf-8'): int(v)
1113
for k, v in viewitems(self._new_executability)}
1114
tree_path_ids = {k.encode('utf-8'): v.encode('utf-8')
1115
for k, v in viewitems(self._tree_path_ids)}
1116
non_present_ids = {k: v.encode('utf-8')
1117
for k, v in viewitems(self._non_present_ids)}
1118
removed_contents = [trans_id.encode('utf-8')
1119
for trans_id in self._removed_contents]
1120
removed_id = [trans_id.encode('utf-8')
1121
for trans_id in self._removed_id]
1002
'_id_number': self._id_number,
1003
'_new_name': new_name,
1004
'_new_parent': self._new_parent,
1005
'_new_executability': new_executability,
1006
'_new_id': self._new_id,
1007
'_tree_path_ids': tree_path_ids,
1008
'_removed_id': list(self._removed_id),
1009
'_removed_contents': list(self._removed_contents),
1010
'_non_present_ids': self._non_present_ids,
1123
b'_id_number': self._id_number,
1124
b'_new_name': new_name,
1125
b'_new_parent': new_parent,
1126
b'_new_executability': new_executability,
1128
b'_tree_path_ids': tree_path_ids,
1129
b'_removed_id': removed_id,
1130
b'_removed_contents': removed_contents,
1131
b'_non_present_ids': non_present_ids,
1012
1133
yield serializer.bytes_record(bencode.bencode(attribs),
1014
for trans_id, kind in self._new_contents.items():
1135
for trans_id, kind in sorted(viewitems(self._new_contents)):
1015
1136
if kind == 'file':
1016
lines = osutils.chunks_to_lines(
1017
self._read_file_chunks(trans_id))
1137
with open(self._limbo_name(trans_id), 'rb') as cur_file:
1138
lines = cur_file.readlines()
1018
1139
parents = self._get_parents_lines(trans_id)
1019
1140
mpdiff = multiparent.MultiParent.from_lines(lines, parents)
1020
content = ''.join(mpdiff.to_patch())
1141
content = b''.join(mpdiff.to_patch())
1021
1142
if kind == 'directory':
1023
1144
if kind == 'symlink':
1024
1145
content = self._read_symlink_target(trans_id)
1025
yield serializer.bytes_record(content, ((trans_id, kind),))
1146
if not isinstance(content, bytes):
1147
content = content.encode('utf-8')
1148
yield serializer.bytes_record(
1149
content, ((trans_id.encode('utf-8'), kind.encode('ascii')),))
1027
1151
def deserialize(self, records):
1028
1152
"""Deserialize a stored TreeTransform.
1030
1154
:param records: An iterable of (names, content) tuples, as per
1031
1155
pack.ContainerPushParser.
1033
names, content = records.next()
1157
names, content = next(records)
1034
1158
attribs = bencode.bdecode(content)
1035
self._id_number = attribs['_id_number']
1036
self._new_name = dict((k, v.decode('utf-8'))
1037
for k, v in attribs['_new_name'].items())
1038
self._new_parent = attribs['_new_parent']
1039
self._new_executability = dict((k, bool(v)) for k, v in
1040
attribs['_new_executability'].items())
1041
self._new_id = attribs['_new_id']
1042
self._r_new_id = dict((v, k) for k, v in self._new_id.items())
1159
self._id_number = attribs[b'_id_number']
1160
self._new_name = {k.decode('utf-8'): v.decode('utf-8')
1161
for k, v in viewitems(attribs[b'_new_name'])}
1162
self._new_parent = {k.decode('utf-8'): v.decode('utf-8')
1163
for k, v in viewitems(attribs[b'_new_parent'])}
1164
self._new_executability = {k.decode('utf-8'): bool(v)
1165
for k, v in viewitems(attribs[b'_new_executability'])}
1166
self._new_id = {k.decode('utf-8'): v
1167
for k, v in viewitems(attribs[b'_new_id'])}
1168
self._r_new_id = {v: k for k, v in viewitems(self._new_id)}
1043
1169
self._tree_path_ids = {}
1044
1170
self._tree_id_paths = {}
1045
for bytepath, trans_id in attribs['_tree_path_ids'].items():
1171
for bytepath, trans_id in viewitems(attribs[b'_tree_path_ids']):
1046
1172
path = bytepath.decode('utf-8')
1173
trans_id = trans_id.decode('utf-8')
1047
1174
self._tree_path_ids[path] = trans_id
1048
1175
self._tree_id_paths[trans_id] = path
1049
self._removed_id = set(attribs['_removed_id'])
1050
self._removed_contents = set(attribs['_removed_contents'])
1051
self._non_present_ids = attribs['_non_present_ids']
1176
self._removed_id = {trans_id.decode('utf-8')
1177
for trans_id in attribs[b'_removed_id']}
1178
self._removed_contents = set(trans_id.decode('utf-8')
1179
for trans_id in attribs[b'_removed_contents'])
1180
self._non_present_ids = {k: v.decode('utf-8')
1181
for k, v in viewitems(attribs[b'_non_present_ids'])}
1052
1182
for ((trans_id, kind),), content in records:
1183
trans_id = trans_id.decode('utf-8')
1184
kind = kind.decode('ascii')
1053
1185
if kind == 'file':
1054
1186
mpdiff = multiparent.MultiParent.from_patch(content)
1055
1187
lines = mpdiff.to_lines(self._get_parents_texts(trans_id))
1173
1321
descendants.update(self._limbo_descendants(descendant))
1174
1322
return descendants
1176
def create_file(self, contents, trans_id, mode_id=None):
1324
def create_file(self, contents, trans_id, mode_id=None, sha1=None):
1177
1325
"""Schedule creation of a new file.
1181
Contents is an iterator of strings, all of which will be written
1182
to the target destination.
1184
New file takes the permissions of any existing file with that id,
1185
unless mode_id is specified.
1329
:param contents: an iterator of strings, all of which will be written
1330
to the target destination.
1331
:param trans_id: TreeTransform handle
1332
:param mode_id: If not None, force the mode of the target file to match
1333
the mode of the object referenced by mode_id.
1334
Otherwise, we will try to preserve mode bits of an existing file.
1335
:param sha1: If the sha1 of this content is already known, pass it in.
1336
We can use it to prevent future sha1 computations.
1187
1338
name = self._limbo_name(trans_id)
1188
f = open(name, 'wb')
1191
unique_add(self._new_contents, trans_id, 'file')
1193
# Clean up the file, it never got registered so
1194
# TreeTransform.finalize() won't clean it up.
1339
with open(name, 'wb') as f:
1340
unique_add(self._new_contents, trans_id, 'file')
1199
1341
f.writelines(contents)
1202
1342
self._set_mtime(name)
1203
1343
self._set_mode(trans_id, mode_id, S_ISREG)
1205
def _read_file_chunks(self, trans_id):
1206
cur_file = open(self._limbo_name(trans_id), 'rb')
1208
return cur_file.readlines()
1344
# It is unfortunate we have to use lstat instead of fstat, but we just
1345
# used utime and chmod on the file, so we need the accurate final
1347
if sha1 is not None:
1348
self._observed_sha1s[trans_id] = (sha1, osutils.lstat(name))
1212
1350
def _read_symlink_target(self, trans_id):
1213
1351
return os.readlink(self._limbo_name(trans_id))
1274
1414
del self._limbo_children_names[trans_id]
1275
1415
delete_any(self._limbo_name(trans_id))
1417
def new_orphan(self, trans_id, parent_id):
1418
conf = self._tree.get_config_stack()
1419
handle_orphan = conf.get('transform.orphan_policy')
1420
handle_orphan(self, trans_id, parent_id)
1423
class OrphaningError(errors.BzrError):
1425
# Only bugs could lead to such exception being seen by the user
1426
internal_error = True
1427
_fmt = "Error while orphaning %s in %s directory"
1429
def __init__(self, orphan, parent):
1430
errors.BzrError.__init__(self)
1431
self.orphan = orphan
1432
self.parent = parent
1435
class OrphaningForbidden(OrphaningError):
1437
_fmt = "Policy: %s doesn't allow creating orphans."
1439
def __init__(self, policy):
1440
errors.BzrError.__init__(self)
1441
self.policy = policy
1444
def move_orphan(tt, orphan_id, parent_id):
1445
"""See TreeTransformBase.new_orphan.
1447
This creates a new orphan in the `brz-orphans` dir at the root of the
1450
:param tt: The TreeTransform orphaning `trans_id`.
1452
:param orphan_id: The trans id that should be orphaned.
1454
:param parent_id: The orphan parent trans id.
1456
# Add the orphan dir if it doesn't exist
1457
orphan_dir_basename = 'brz-orphans'
1458
od_id = tt.trans_id_tree_path(orphan_dir_basename)
1459
if tt.final_kind(od_id) is None:
1460
tt.create_directory(od_id)
1461
parent_path = tt._tree_id_paths[parent_id]
1462
# Find a name that doesn't exist yet in the orphan dir
1463
actual_name = tt.final_name(orphan_id)
1464
new_name = tt._available_backup_name(actual_name, od_id)
1465
tt.adjust_path(new_name, od_id, orphan_id)
1466
trace.warning('%s has been orphaned in %s'
1467
% (joinpath(parent_path, actual_name), orphan_dir_basename))
1470
def refuse_orphan(tt, orphan_id, parent_id):
1471
"""See TreeTransformBase.new_orphan.
1473
This refuses to create orphan, letting the caller handle the conflict.
1475
raise OrphaningForbidden('never')
1478
orphaning_registry = registry.Registry()
1479
orphaning_registry.register(
1480
u'conflict', refuse_orphan,
1481
'Leave orphans in place and create a conflict on the directory.')
1482
orphaning_registry.register(
1483
u'move', move_orphan,
1484
'Move orphans into the brz-orphans directory.')
1485
orphaning_registry._set_default_key(u'conflict')
1488
opt_transform_orphan = _mod_config.RegistryOption(
1489
'transform.orphan_policy', orphaning_registry,
1490
help='Policy for orphaned files during transform operations.',
1278
1494
class TreeTransform(DiskTreeTransform):
1279
1495
"""Represent a tree transformation.
1571
1779
inventory_delta.append((path, None, file_id, None))
1572
1780
new_path_file_ids = dict((t, self.final_file_id(t)) for p, t in
1574
entries = self._tree.iter_entries_by_dir(
1575
new_path_file_ids.values())
1576
old_paths = dict((e.file_id, p) for p, e in entries)
1577
1782
final_kinds = {}
1578
1783
for num, (path, trans_id) in enumerate(new_paths):
1579
1784
if (num % 10) == 0:
1580
child_pb.update('adding file',
1785
child_pb.update(gettext('adding file'),
1581
1786
num + len(self._removed_id), total_entries)
1582
1787
file_id = new_path_file_ids[trans_id]
1583
1788
if file_id is None:
1585
1790
needs_entry = False
1587
kind = self.final_kind(trans_id)
1589
kind = self._tree.stored_kind(file_id)
1791
kind = self.final_kind(trans_id)
1793
kind = self._tree.stored_kind(
1794
self._tree.id2path(file_id), file_id)
1590
1795
parent_trans_id = self.final_parent(trans_id)
1591
1796
parent_file_id = new_path_file_ids.get(parent_trans_id)
1592
1797
if parent_file_id is None:
1621
1827
If inventory_delta is None, no inventory delta generation is performed.
1623
tree_paths = list(self._tree_path_ids.iteritems())
1624
tree_paths.sort(reverse=True)
1625
child_pb = bzrlib.ui.ui_factory.nested_progress_bar()
1627
for num, data in enumerate(tree_paths):
1628
path, trans_id = data
1629
child_pb.update('removing file', num, len(tree_paths))
1829
tree_paths = sorted(viewitems(self._tree_path_ids), reverse=True)
1830
with ui.ui_factory.nested_progress_bar() as child_pb:
1831
for num, (path, trans_id) in enumerate(tree_paths):
1832
# do not attempt to move root into a subdirectory of itself.
1835
child_pb.update(gettext('removing file'), num, len(tree_paths))
1630
1836
full_path = self._tree.abspath(path)
1631
1837
if trans_id in self._removed_contents:
1632
1838
delete_path = os.path.join(self._deletiondir, trans_id)
1657
1861
modified_paths = []
1658
1862
new_path_file_ids = dict((t, self.final_file_id(t)) for p, t in
1660
child_pb = bzrlib.ui.ui_factory.nested_progress_bar()
1864
with ui.ui_factory.nested_progress_bar() as child_pb:
1662
1865
for num, (path, trans_id) in enumerate(new_paths):
1663
1866
if (num % 10) == 0:
1664
child_pb.update('adding file', num, len(new_paths))
1867
child_pb.update(gettext('adding file'), num, len(new_paths))
1665
1868
full_path = self._tree.abspath(path)
1666
1869
if trans_id in self._needs_rename:
1668
1871
mover.rename(self._limbo_name(trans_id), full_path)
1872
except errors.TransformRenameFailed as e:
1670
1873
# We may be renaming a dangling inventory id
1671
1874
if e.errno != errno.ENOENT:
1674
1877
self.rename_count += 1
1878
# TODO: if trans_id in self._observed_sha1s, we should
1879
# re-stat the final target, since ctime will be
1880
# updated by the change.
1675
1881
if (trans_id in self._new_contents or
1676
1882
self.path_changed(trans_id)):
1677
1883
if trans_id in self._new_contents:
1678
1884
modified_paths.append(full_path)
1679
1885
if trans_id in self._new_executability:
1680
1886
self._set_executability(path, trans_id)
1887
if trans_id in self._observed_sha1s:
1888
o_sha1, o_st_val = self._observed_sha1s[trans_id]
1889
st = osutils.lstat(full_path)
1890
self._observed_sha1s[trans_id] = (o_sha1, st)
1891
for path, trans_id in new_paths:
1892
# new_paths includes stuff like workingtree conflicts. Only the
1893
# stuff in new_contents actually comes from limbo.
1894
if trans_id in self._limbo_files:
1895
del self._limbo_files[trans_id]
1683
1896
self._new_contents.clear()
1684
1897
return modified_paths
1899
def _apply_observed_sha1s(self):
1900
"""After we have finished renaming everything, update observed sha1s
1902
This has to be done after self._tree.apply_inventory_delta, otherwise
1903
it doesn't know anything about the files we are updating. Also, we want
1904
to do this as late as possible, so that most entries end up cached.
1906
# TODO: this doesn't update the stat information for directories. So
1907
# the first 'bzr status' will still need to rewrite
1908
# .bzr/checkout/dirstate. However, we at least don't need to
1909
# re-read all of the files.
1910
# TODO: If the operation took a while, we could do a time.sleep(3) here
1911
# to allow the clock to tick over and ensure we won't have any
1912
# problems. (we could observe start time, and finish time, and if
1913
# it is less than eg 10% overhead, add a sleep call.)
1914
paths = FinalPaths(self)
1915
for trans_id, observed in viewitems(self._observed_sha1s):
1916
path = paths.get_path(trans_id)
1917
self._tree._observed_sha1(path, observed)
1687
1920
class TransformPreview(DiskTreeTransform):
1688
1921
"""A TreeTransform for generating preview trees.
1766
2005
except errors.NoSuchRevisionInTree:
1767
2006
yield self._get_repository().revision_tree(revision_id)
1769
def _get_file_revision(self, file_id, vf, tree_revision):
1770
parent_keys = [(file_id, self._file_revision(t, file_id)) for t in
1771
self._iter_parent_trees()]
2008
def _get_file_revision(self, path, file_id, vf, tree_revision):
2010
(file_id, t.get_file_revision(t.id2path(file_id)))
2011
for t in self._iter_parent_trees()]
1772
2012
vf.add_lines((file_id, tree_revision), parent_keys,
1773
self.get_file(file_id).readlines())
2013
self.get_file_lines(path))
1774
2014
repo = self._get_repository()
1775
2015
base_vf = repo.texts
1776
2016
if base_vf not in vf.fallback_versionedfiles:
1777
2017
vf.fallback_versionedfiles.append(base_vf)
1778
2018
return tree_revision
1780
def _stat_limbo_file(self, file_id):
1781
trans_id = self._transform.trans_id_file_id(file_id)
2020
def _stat_limbo_file(self, trans_id):
1782
2021
name = self._transform._limbo_name(trans_id)
1783
2022
return os.lstat(name)
1895
2141
if self._transform.final_file_id(trans_id) is None:
1896
2142
yield self._final_paths._determine_path(trans_id)
1898
def _make_inv_entries(self, ordered_entries, specific_file_ids=None,
1899
yield_parents=False):
2144
def _make_inv_entries(self, ordered_entries, specific_files=None):
1900
2145
for trans_id, parent_file_id in ordered_entries:
1901
2146
file_id = self._transform.final_file_id(trans_id)
1902
2147
if file_id is None:
1904
if (specific_file_ids is not None
1905
and file_id not in specific_file_ids):
2149
if (specific_files is not None and
2150
self._final_paths.get_path(trans_id) not in specific_files):
1908
kind = self._transform.final_kind(trans_id)
1910
kind = self._transform._tree.stored_kind(file_id)
2152
kind = self._transform.final_kind(trans_id)
2154
kind = self._transform._tree.stored_kind(
2155
self._transform._tree.id2path(file_id),
1911
2157
new_entry = inventory.make_entry(
1913
2159
self._transform.final_name(trans_id),
1937
2192
ordered_ids = self._list_files_by_dir()
1938
2193
for entry, trans_id in self._make_inv_entries(ordered_ids,
1939
specific_file_ids, yield_parents=yield_parents):
1940
yield unicode(self._final_paths.get_path(trans_id)), entry
2195
yield self._final_paths.get_path(trans_id), entry
1942
2197
def _iter_entries_for_dir(self, dir_path):
1943
2198
"""Return path, entry for items in a directory without recursing down."""
1944
dir_file_id = self.path2id(dir_path)
1945
2199
ordered_ids = []
1946
for file_id in self.iter_children(dir_file_id):
1947
trans_id = self._transform.trans_id_file_id(file_id)
1948
ordered_ids.append((trans_id, file_id))
2200
dir_trans_id = self._path2trans_id(dir_path)
2201
dir_id = self._transform.final_file_id(dir_trans_id)
2202
for child_trans_id in self._all_children(dir_trans_id):
2203
ordered_ids.append((child_trans_id, dir_id))
1949
2205
for entry, trans_id in self._make_inv_entries(ordered_ids):
1950
yield unicode(self._final_paths.get_path(trans_id)), entry
2206
path_entries.append((self._final_paths.get_path(trans_id), entry))
1952
2210
def list_files(self, include_root=False, from_dir=None, recursive=True):
1953
2211
"""See WorkingTree.list_files."""
1975
2233
for path, entry in entries:
1976
2234
yield path, 'V', entry.kind, entry.file_id, entry
1978
def kind(self, file_id):
1979
trans_id = self._transform.trans_id_file_id(file_id)
2236
def kind(self, path):
2237
trans_id = self._path2trans_id(path)
2238
if trans_id is None:
2239
raise errors.NoSuchFile(path)
1980
2240
return self._transform.final_kind(trans_id)
1982
def stored_kind(self, file_id):
1983
trans_id = self._transform.trans_id_file_id(file_id)
2242
def stored_kind(self, path):
2243
trans_id = self._path2trans_id(path)
2244
if trans_id is None:
2245
raise errors.NoSuchFile(path)
1985
2247
return self._transform._new_contents[trans_id]
1986
2248
except KeyError:
1987
return self._transform._tree.stored_kind(file_id)
2249
return self._transform._tree.stored_kind(path)
1989
def get_file_mtime(self, file_id, path=None):
2251
def get_file_mtime(self, path):
1990
2252
"""See Tree.get_file_mtime"""
2253
file_id = self.path2id(path)
2255
raise errors.NoSuchFile(path)
1991
2256
if not self._content_change(file_id):
1992
return self._transform._tree.get_file_mtime(file_id)
1993
return self._stat_limbo_file(file_id).st_mtime
1995
def _file_size(self, entry, stat_value):
1996
return self.get_file_size(entry.file_id)
1998
def get_file_size(self, file_id):
2257
return self._transform._tree.get_file_mtime(
2258
self._transform._tree.id2path(file_id))
2259
trans_id = self._path2trans_id(path)
2260
return self._stat_limbo_file(trans_id).st_mtime
2262
def get_file_size(self, path):
1999
2263
"""See Tree.get_file_size"""
2000
if self.kind(file_id) == 'file':
2001
return self._transform._tree.get_file_size(file_id)
2264
trans_id = self._path2trans_id(path)
2265
if trans_id is None:
2266
raise errors.NoSuchFile(path)
2267
kind = self._transform.final_kind(trans_id)
2270
if trans_id in self._transform._new_contents:
2271
return self._stat_limbo_file(trans_id).st_size
2272
if self.kind(path) == 'file':
2273
return self._transform._tree.get_file_size(path)
2005
def get_file_sha1(self, file_id, path=None, stat_value=None):
2006
trans_id = self._transform.trans_id_file_id(file_id)
2007
kind = self._transform._new_contents.get(trans_id)
2009
return self._transform._tree.get_file_sha1(file_id)
2011
fileobj = self.get_file(file_id)
2277
def get_file_verifier(self, path, stat_value=None):
2278
trans_id = self._path2trans_id(path)
2279
if trans_id is None:
2280
raise errors.NoSuchFile(path)
2281
kind = self._transform._new_contents.get(trans_id)
2283
return self._transform._tree.get_file_verifier(path)
2285
with self.get_file(path) as fileobj:
2286
return ("SHA1", sha_file(fileobj))
2288
def get_file_sha1(self, path, stat_value=None):
2289
trans_id = self._path2trans_id(path)
2290
if trans_id is None:
2291
raise errors.NoSuchFile(path)
2292
kind = self._transform._new_contents.get(trans_id)
2294
return self._transform._tree.get_file_sha1(path)
2296
with self.get_file(path) as fileobj:
2013
2297
return sha_file(fileobj)
2017
def is_executable(self, file_id, path=None):
2299
def is_executable(self, path):
2300
trans_id = self._path2trans_id(path)
2301
if trans_id is None:
2020
trans_id = self._transform.trans_id_file_id(file_id)
2022
2304
return self._transform._new_executability[trans_id]
2023
2305
except KeyError:
2025
return self._transform._tree.is_executable(file_id, path)
2307
return self._transform._tree.is_executable(path)
2308
except OSError as e:
2027
2309
if e.errno == errno.ENOENT:
2030
except errors.NoSuchId:
2312
except errors.NoSuchFile:
2315
def has_filename(self, path):
2316
trans_id = self._path2trans_id(path)
2317
if trans_id in self._transform._new_contents:
2319
elif trans_id in self._transform._removed_contents:
2322
return self._transform._tree.has_filename(path)
2033
2324
def path_content_summary(self, path):
2034
2325
trans_id = self._path2trans_id(path)
2035
2326
tt = self._transform
2081
2374
raise ValueError('want_unversioned is not supported')
2082
2375
return self._transform.iter_changes()
2084
def get_file(self, file_id, path=None):
2377
def get_file(self, path):
2085
2378
"""See Tree.get_file"""
2379
file_id = self.path2id(path)
2086
2380
if not self._content_change(file_id):
2087
return self._transform._tree.get_file(file_id, path)
2088
trans_id = self._transform.trans_id_file_id(file_id)
2381
return self._transform._tree.get_file(path)
2382
trans_id = self._path2trans_id(path)
2089
2383
name = self._transform._limbo_name(trans_id)
2090
2384
return open(name, 'rb')
2092
def get_file_with_stat(self, file_id, path=None):
2093
return self.get_file(file_id, path), None
2386
def get_file_with_stat(self, path):
2387
return self.get_file(path), None
2095
def annotate_iter(self, file_id,
2389
def annotate_iter(self, path,
2096
2390
default_revision=_mod_revision.CURRENT_REVISION):
2391
file_id = self.path2id(path)
2097
2392
changes = self._iter_changes_cache.get(file_id)
2098
2393
if changes is None:
2243
2540
:param delta_from_tree: If true, build_tree may use the input Tree to
2244
2541
generate the inventory delta.
2246
wt.lock_tree_write()
2543
with wt.lock_tree_write(), tree.lock_read():
2544
if accelerator_tree is not None:
2545
accelerator_tree.lock_read()
2547
return _build_tree(tree, wt, accelerator_tree, hardlink,
2250
2550
if accelerator_tree is not None:
2251
accelerator_tree.lock_read()
2253
return _build_tree(tree, wt, accelerator_tree, hardlink,
2256
if accelerator_tree is not None:
2257
accelerator_tree.unlock()
2551
accelerator_tree.unlock()
2264
2554
def _build_tree(tree, wt, accelerator_tree, hardlink, delta_from_tree):
2265
2555
"""See build_tree."""
2266
for num, _unused in enumerate(wt.all_file_ids()):
2556
for num, _unused in enumerate(wt.all_versioned_paths()):
2267
2557
if num > 0: # more than just a root
2268
2558
raise errors.WorkingTreeAlreadyPopulated(base=wt.basedir)
2269
existing_files = set()
2270
for dir, files in wt.walkdirs():
2271
existing_files.update(f[0] for f in files)
2272
2559
file_trans_id = {}
2273
top_pb = bzrlib.ui.ui_factory.nested_progress_bar()
2560
top_pb = ui.ui_factory.nested_progress_bar()
2274
2561
pp = ProgressPhase("Build phase", 2, top_pb)
2275
if tree.inventory.root is not None:
2562
if tree.get_root_id() is not None:
2276
2563
# This is kind of a hack: we should be altering the root
2277
2564
# as part of the regular tree shape diff logic.
2278
2565
# The conditional test here is to avoid doing an
2289
2576
pp.next_phase()
2290
file_trans_id[wt.get_root_id()] = \
2291
tt.trans_id_tree_file_id(wt.get_root_id())
2292
pb = bzrlib.ui.ui_factory.nested_progress_bar()
2577
file_trans_id[wt.get_root_id()] = tt.trans_id_tree_path('')
2578
with ui.ui_factory.nested_progress_bar() as pb:
2294
2579
deferred_contents = []
2296
total = len(tree.inventory)
2581
total = len(tree.all_versioned_paths())
2297
2582
if delta_from_tree:
2298
2583
precomputed_delta = []
2300
2585
precomputed_delta = None
2586
# Check if tree inventory has content. If so, we populate
2587
# existing_files with the directory content. If there are no
2588
# entries we skip populating existing_files as its not used.
2589
# This improves performance and unncessary work on large
2590
# directory trees. (#501307)
2592
existing_files = set()
2593
for dir, files in wt.walkdirs():
2594
existing_files.update(f[0] for f in files)
2301
2595
for num, (tree_path, entry) in \
2302
enumerate(tree.inventory.iter_entries_by_dir()):
2303
pb.update("Building tree", num - len(deferred_contents), total)
2596
enumerate(tree.iter_entries_by_dir()):
2597
pb.update(gettext("Building tree"), num - len(deferred_contents), total)
2304
2598
if entry.parent_id is None:
2306
2600
reparent = False
2330
2624
trans_id = tt.create_path(entry.name, parent_id)
2331
2625
file_trans_id[file_id] = trans_id
2332
2626
tt.version_file(file_id, trans_id)
2333
executable = tree.is_executable(file_id, tree_path)
2627
executable = tree.is_executable(tree_path)
2335
2629
tt.set_executability(executable, trans_id)
2336
trans_data = (trans_id, tree_path)
2337
deferred_contents.append((file_id, trans_data))
2630
trans_data = (trans_id, file_id, tree_path, entry.text_sha1)
2631
deferred_contents.append((tree_path, trans_data))
2339
file_trans_id[file_id] = new_by_entry(tt, entry, parent_id,
2633
file_trans_id[file_id] = new_by_entry(
2634
tree_path, tt, entry, parent_id, tree)
2342
2636
new_trans_id = file_trans_id[file_id]
2343
2637
old_parent = tt.trans_id_tree_path(tree_path)
2376
2668
new_desired_files = desired_files
2378
2670
iter = accelerator_tree.iter_changes(tree, include_unchanged=True)
2379
unchanged = [(f, p[1]) for (f, p, c, v, d, n, k, e)
2671
unchanged = [(p[0], p[1]) for (f, p, c, v, d, n, k, e)
2380
2672
in iter if not (c or e[0] != e[1])]
2381
2673
if accelerator_tree.supports_content_filtering():
2382
unchanged = [(f, p) for (f, p) in unchanged
2383
if not accelerator_tree.iter_search_rules([p]).next()]
2674
unchanged = [(tp, ap) for (tp, ap) in unchanged
2675
if not next(accelerator_tree.iter_search_rules([ap]))]
2384
2676
unchanged = dict(unchanged)
2385
2677
new_desired_files = []
2387
for file_id, (trans_id, tree_path) in desired_files:
2388
accelerator_path = unchanged.get(file_id)
2679
for unused_tree_path, (trans_id, file_id, tree_path, text_sha1) in desired_files:
2680
accelerator_path = unchanged.get(tree_path)
2389
2681
if accelerator_path is None:
2390
new_desired_files.append((file_id, (trans_id, tree_path)))
2682
new_desired_files.append((tree_path,
2683
(trans_id, file_id, tree_path, text_sha1)))
2392
pb.update('Adding file contents', count + offset, total)
2685
pb.update(gettext('Adding file contents'), count + offset, total)
2394
2687
tt.create_hardlink(accelerator_tree.abspath(accelerator_path),
2397
contents = accelerator_tree.get_file(file_id, accelerator_path)
2398
if wt.supports_content_filtering():
2399
filters = wt._content_filter_stack(tree_path)
2400
contents = filtered_output_bytes(contents, filters,
2401
ContentFilterContext(tree_path, tree))
2403
tt.create_file(contents, trans_id)
2407
except AttributeError:
2408
# after filtering, contents may no longer be file-like
2690
with accelerator_tree.get_file(accelerator_path, file_id) as f:
2691
chunks = osutils.file_iterator(f)
2692
if wt.supports_content_filtering():
2693
filters = wt._content_filter_stack(tree_path)
2694
chunks = filtered_output_bytes(chunks, filters,
2695
ContentFilterContext(tree_path, tree))
2696
tt.create_file(chunks, trans_id, sha1=text_sha1)
2411
2698
offset += count
2412
for count, ((trans_id, tree_path), contents) in enumerate(
2699
for count, ((trans_id, file_id, tree_path, text_sha1), contents) in enumerate(
2413
2700
tree.iter_files_bytes(new_desired_files)):
2414
2701
if wt.supports_content_filtering():
2415
2702
filters = wt._content_filter_stack(tree_path)
2416
2703
contents = filtered_output_bytes(contents, filters,
2417
2704
ContentFilterContext(tree_path, tree))
2418
tt.create_file(contents, trans_id)
2419
pb.update('Adding file contents', count + offset, total)
2705
tt.create_file(contents, trans_id, sha1=text_sha1)
2706
pb.update(gettext('Adding file contents'), count + offset, total)
2422
2709
def _reparent_children(tt, old_parent, new_parent):
2423
2710
for child in tt.iter_tree_children(old_parent):
2424
2711
tt.adjust_path(tt.final_name(child), new_parent, child)
2426
2714
def _reparent_transform_children(tt, old_parent, new_parent):
2427
2715
by_parent = tt.by_parent()
2428
2716
for child in by_parent[old_parent]:
2429
2717
tt.adjust_path(tt.final_name(child), new_parent, child)
2430
2718
return by_parent[old_parent]
2432
def _content_match(tree, entry, file_id, kind, target_path):
2721
def _content_match(tree, entry, tree_path, file_id, kind, target_path):
2433
2722
if entry.kind != kind:
2435
2724
if entry.kind == "directory":
2437
2726
if entry.kind == "file":
2438
if tree.get_file(file_id).read() == file(target_path, 'rb').read():
2727
with open(target_path, 'rb') as f1, \
2728
tree.get_file(tree_path) as f2:
2729
if osutils.compare_files(f1, f2):
2440
2731
elif entry.kind == "symlink":
2441
if tree.get_symlink_target(file_id) == os.readlink(target_path):
2732
if tree.get_symlink_target(tree_path) == os.readlink(target_path):
2473
2764
return new_conflicts
2476
def new_by_entry(tt, entry, parent_id, tree):
2767
def new_by_entry(path, tt, entry, parent_id, tree):
2477
2768
"""Create a new file according to its inventory entry"""
2478
2769
name = entry.name
2479
2770
kind = entry.kind
2480
2771
if kind == 'file':
2481
contents = tree.get_file(entry.file_id).readlines()
2482
executable = tree.is_executable(entry.file_id)
2483
return tt.new_file(name, parent_id, contents, entry.file_id,
2772
with tree.get_file(path) as f:
2773
executable = tree.is_executable(path)
2775
name, parent_id, osutils.file_iterator(f), entry.file_id,
2485
2777
elif kind in ('directory', 'tree-reference'):
2486
2778
trans_id = tt.new_directory(name, parent_id, entry.file_id)
2487
2779
if kind == 'tree-reference':
2488
2780
tt.set_tree_reference(entry.reference_revision, trans_id)
2489
2781
return trans_id
2490
2782
elif kind == 'symlink':
2491
target = tree.get_symlink_target(entry.file_id)
2783
target = tree.get_symlink_target(path)
2492
2784
return tt.new_symlink(name, parent_id, target, entry.file_id)
2494
2786
raise errors.BadFileKindError(name, kind)
2497
@deprecated_function(deprecated_in((1, 9, 0)))
2498
def create_by_entry(tt, entry, tree, trans_id, lines=None, mode_id=None):
2499
"""Create new file contents according to an inventory entry.
2501
DEPRECATED. Use create_from_tree instead.
2503
if entry.kind == "file":
2505
lines = tree.get_file(entry.file_id).readlines()
2506
tt.create_file(lines, trans_id, mode_id=mode_id)
2507
elif entry.kind == "symlink":
2508
tt.create_symlink(tree.get_symlink_target(entry.file_id), trans_id)
2509
elif entry.kind == "directory":
2510
tt.create_directory(trans_id)
2513
def create_from_tree(tt, trans_id, tree, file_id, bytes=None,
2789
def create_from_tree(tt, trans_id, tree, path, file_id=None, chunks=None,
2514
2790
filter_tree_path=None):
2515
2791
"""Create new file contents according to tree contents.
2517
2793
:param filter_tree_path: the tree path to use to lookup
2518
2794
content filters to apply to the bytes output in the working tree.
2519
2795
This only applies if the working tree supports content filtering.
2521
kind = tree.kind(file_id)
2797
kind = tree.kind(path)
2522
2798
if kind == 'directory':
2523
2799
tt.create_directory(trans_id)
2524
2800
elif kind == "file":
2526
tree_file = tree.get_file(file_id)
2528
bytes = tree_file.readlines()
2532
if wt.supports_content_filtering() and filter_tree_path is not None:
2533
filters = wt._content_filter_stack(filter_tree_path)
2534
bytes = filtered_output_bytes(bytes, filters,
2535
ContentFilterContext(filter_tree_path, tree))
2536
tt.create_file(bytes, trans_id)
2802
f = tree.get_file(path)
2803
chunks = osutils.file_iterator(f)
2808
if wt.supports_content_filtering() and filter_tree_path is not None:
2809
filters = wt._content_filter_stack(filter_tree_path)
2810
chunks = filtered_output_bytes(chunks, filters,
2811
ContentFilterContext(filter_tree_path, tree))
2812
tt.create_file(chunks, trans_id)
2537
2816
elif kind == "symlink":
2538
tt.create_symlink(tree.get_symlink_target(file_id), trans_id)
2817
tt.create_symlink(tree.get_symlink_target(path), trans_id)
2540
2819
raise AssertionError('Unknown kind %r' % kind)
2546
2825
tt.set_executability(entry.executable, trans_id)
2549
def get_backup_name(entry, by_parent, parent_trans_id, tt):
2550
return _get_backup_name(entry.name, by_parent, parent_trans_id, tt)
2553
def _get_backup_name(name, by_parent, parent_trans_id, tt):
2554
"""Produce a backup-style name that appears to be available"""
2558
yield "%s.~%d~" % (name, counter)
2560
for new_name in name_gen():
2561
if not tt.has_named_child(by_parent, parent_trans_id, new_name):
2565
def _entry_changes(file_id, entry, working_tree):
2566
"""Determine in which ways the inventory entry has changed.
2568
Returns booleans: has_contents, content_mod, meta_mod
2569
has_contents means there are currently contents, but they differ
2570
contents_mod means contents need to be modified
2571
meta_mod means the metadata needs to be modified
2573
cur_entry = working_tree.inventory[file_id]
2575
working_kind = working_tree.kind(file_id)
2578
has_contents = False
2581
if has_contents is True:
2582
if entry.kind != working_kind:
2583
contents_mod, meta_mod = True, False
2585
cur_entry._read_tree_state(working_tree.id2path(file_id),
2587
contents_mod, meta_mod = entry.detect_changes(cur_entry)
2588
cur_entry._forget_tree_state()
2589
return has_contents, contents_mod, meta_mod
2592
2828
def revert(working_tree, target_tree, filenames, backups=False,
2593
2829
pb=None, change_reporter=None):
2594
2830
"""Revert a working tree's contents to those of a target tree."""
2595
target_tree.lock_read()
2596
2831
pb = ui.ui_factory.nested_progress_bar()
2597
tt = TreeTransform(working_tree, pb)
2599
pp = ProgressPhase("Revert phase", 3, pb)
2600
conflicts, merge_modified = _prepare_revert_transform(
2601
working_tree, target_tree, tt, filenames, backups, pp)
2603
change_reporter = delta._ChangeReporter(
2604
unversioned_filter=working_tree.is_ignored)
2605
delta.report_changes(tt.iter_changes(), change_reporter)
2606
for conflict in conflicts:
2610
working_tree.set_merge_modified(merge_modified)
2833
with target_tree.lock_read(), TreeTransform(working_tree, pb) as tt:
2834
pp = ProgressPhase("Revert phase", 3, pb)
2835
conflicts, merge_modified = _prepare_revert_transform(
2836
working_tree, target_tree, tt, filenames, backups, pp)
2838
change_reporter = delta._ChangeReporter(
2839
unversioned_filter=working_tree.is_ignored)
2840
delta.report_changes(tt.iter_changes(), change_reporter)
2841
for conflict in conflicts:
2842
trace.warning(text_type(conflict))
2845
if working_tree.supports_merge_modified():
2846
working_tree.set_merge_modified(merge_modified)
2612
target_tree.unlock()
2615
2849
return conflicts
2618
2852
def _prepare_revert_transform(working_tree, target_tree, tt, filenames,
2619
2853
backups, pp, basis_tree=None,
2620
2854
merge_modified=None):
2621
child_pb = bzrlib.ui.ui_factory.nested_progress_bar()
2855
with ui.ui_factory.nested_progress_bar() as child_pb:
2623
2856
if merge_modified is None:
2624
2857
merge_modified = working_tree.merge_modified()
2625
2858
merge_modified = _alter_files(working_tree, target_tree, tt,
2626
2859
child_pb, filenames, backups,
2627
2860
merge_modified, basis_tree)
2630
child_pb = bzrlib.ui.ui_factory.nested_progress_bar()
2861
with ui.ui_factory.nested_progress_bar() as child_pb:
2632
2862
raw_conflicts = resolve_conflicts(tt, child_pb,
2633
2863
lambda t, c: conflict_pass(t, c, target_tree))
2636
2864
conflicts = cook_conflicts(raw_conflicts, tt)
2637
2865
return conflicts, merge_modified
2651
2883
deferred_files = []
2652
2884
for id_num, (file_id, path, changed_content, versioned, parent, name,
2653
2885
kind, executable) in enumerate(change_list):
2654
if skip_root and file_id[0] is not None and parent[0] is None:
2886
target_path, wt_path = path
2887
target_versioned, wt_versioned = versioned
2888
target_parent, wt_parent = parent
2889
target_name, wt_name = name
2890
target_kind, wt_kind = kind
2891
target_executable, wt_executable = executable
2892
if skip_root and wt_parent is None:
2656
2894
trans_id = tt.trans_id_file_id(file_id)
2658
2896
if changed_content:
2659
2897
keep_content = False
2660
if kind[0] == 'file' and (backups or kind[1] is None):
2661
wt_sha1 = working_tree.get_file_sha1(file_id)
2898
if wt_kind == 'file' and (backups or target_kind is None):
2899
wt_sha1 = working_tree.get_file_sha1(wt_path)
2662
2900
if merge_modified.get(file_id) != wt_sha1:
2663
2901
# acquire the basis tree lazily to prevent the
2664
2902
# expense of accessing it when it's not needed ?
2666
2904
if basis_tree is None:
2667
2905
basis_tree = working_tree.basis_tree()
2668
2906
basis_tree.lock_read()
2669
if file_id in basis_tree:
2670
if wt_sha1 != basis_tree.get_file_sha1(file_id):
2672
elif kind[1] is None and not versioned[1]:
2674
if kind[0] is not None:
2907
basis_path = find_previous_path(working_tree, basis_tree, wt_path)
2908
if basis_path is None:
2909
if target_kind is None and not target_versioned:
2912
if wt_sha1 != basis_tree.get_file_sha1(basis_path):
2914
if wt_kind is not None:
2675
2915
if not keep_content:
2676
2916
tt.delete_contents(trans_id)
2677
elif kind[1] is not None:
2678
parent_trans_id = tt.trans_id_file_id(parent[0])
2679
by_parent = tt.by_parent()
2680
backup_name = _get_backup_name(name[0], by_parent,
2681
parent_trans_id, tt)
2917
elif target_kind is not None:
2918
parent_trans_id = tt.trans_id_file_id(wt_parent)
2919
backup_name = tt._available_backup_name(
2920
wt_name, parent_trans_id)
2682
2921
tt.adjust_path(backup_name, parent_trans_id, trans_id)
2683
new_trans_id = tt.create_path(name[0], parent_trans_id)
2684
if versioned == (True, True):
2922
new_trans_id = tt.create_path(wt_name, parent_trans_id)
2923
if wt_versioned and target_versioned:
2685
2924
tt.unversion_file(trans_id)
2686
2925
tt.version_file(file_id, new_trans_id)
2687
2926
# New contents should have the same unix perms as old
2689
2928
mode_id = trans_id
2690
2929
trans_id = new_trans_id
2691
if kind[1] in ('directory', 'tree-reference'):
2930
if target_kind in ('directory', 'tree-reference'):
2692
2931
tt.create_directory(trans_id)
2693
if kind[1] == 'tree-reference':
2694
revision = target_tree.get_reference_revision(file_id,
2932
if target_kind == 'tree-reference':
2933
revision = target_tree.get_reference_revision(
2696
2935
tt.set_tree_reference(revision, trans_id)
2697
elif kind[1] == 'symlink':
2698
tt.create_symlink(target_tree.get_symlink_target(file_id),
2700
elif kind[1] == 'file':
2701
deferred_files.append((file_id, (trans_id, mode_id)))
2936
elif target_kind == 'symlink':
2937
tt.create_symlink(target_tree.get_symlink_target(
2938
target_path), trans_id)
2939
elif target_kind == 'file':
2940
deferred_files.append((target_path, (trans_id, mode_id, file_id)))
2702
2941
if basis_tree is None:
2703
2942
basis_tree = working_tree.basis_tree()
2704
2943
basis_tree.lock_read()
2705
new_sha1 = target_tree.get_file_sha1(file_id)
2706
if (file_id in basis_tree and new_sha1 ==
2707
basis_tree.get_file_sha1(file_id)):
2944
new_sha1 = target_tree.get_file_sha1(target_path)
2945
basis_path = find_previous_path(target_tree, basis_tree, target_path)
2946
if (basis_path is not None and
2947
new_sha1 == basis_tree.get_file_sha1(basis_path)):
2708
2948
if file_id in merge_modified:
2709
2949
del merge_modified[file_id]
2711
2951
merge_modified[file_id] = new_sha1
2713
2953
# preserve the execute bit when backing up
2714
if keep_content and executable[0] == executable[1]:
2715
tt.set_executability(executable[1], trans_id)
2716
elif kind[1] is not None:
2717
raise AssertionError(kind[1])
2718
if versioned == (False, True):
2954
if keep_content and wt_executable == target_executable:
2955
tt.set_executability(target_executable, trans_id)
2956
elif target_kind is not None:
2957
raise AssertionError(target_kind)
2958
if not wt_versioned and target_versioned:
2719
2959
tt.version_file(file_id, trans_id)
2720
if versioned == (True, False):
2960
if wt_versioned and not target_versioned:
2721
2961
tt.unversion_file(trans_id)
2722
if (name[1] is not None and
2723
(name[0] != name[1] or parent[0] != parent[1])):
2724
if name[1] == '' and parent[1] is None:
2962
if (target_name is not None and
2963
(wt_name != target_name or wt_parent != target_parent)):
2964
if target_name == '' and target_parent is None:
2725
2965
parent_trans = ROOT_PARENT
2727
parent_trans = tt.trans_id_file_id(parent[1])
2728
if parent[0] is None and versioned[0]:
2729
tt.adjust_root_path(name[1], parent_trans)
2967
parent_trans = tt.trans_id_file_id(target_parent)
2968
if wt_parent is None and wt_versioned:
2969
tt.adjust_root_path(target_name, parent_trans)
2731
tt.adjust_path(name[1], parent_trans, trans_id)
2732
if executable[0] != executable[1] and kind[1] == "file":
2733
tt.set_executability(executable[1], trans_id)
2971
tt.adjust_path(target_name, parent_trans, trans_id)
2972
if wt_executable != target_executable and target_kind == "file":
2973
tt.set_executability(target_executable, trans_id)
2734
2974
if working_tree.supports_content_filtering():
2735
for index, ((trans_id, mode_id), bytes) in enumerate(
2975
for (trans_id, mode_id, file_id), bytes in (
2736
2976
target_tree.iter_files_bytes(deferred_files)):
2737
file_id = deferred_files[index][0]
2738
2977
# We're reverting a tree to the target tree so using the
2739
2978
# target tree to find the file path seems the best choice
2740
2979
# here IMO - Ian C 27/Oct/2009
2878
3132
modified_path = fp.get_path(conflict[2])
2879
3133
modified_id = tt.final_file_id(conflict[2])
2880
3134
if len(conflict) == 3:
2881
yield Conflict.factory(c_type, action=action, path=modified_path,
2882
file_id=modified_id)
3135
yield conflicts.Conflict.factory(
3136
c_type, action=action, path=modified_path, file_id=modified_id)
2885
3139
conflicting_path = fp.get_path(conflict[3])
2886
3140
conflicting_id = tt.final_file_id(conflict[3])
2887
yield Conflict.factory(c_type, action=action, path=modified_path,
2888
file_id=modified_id,
2889
conflict_path=conflicting_path,
2890
conflict_file_id=conflicting_id)
3141
yield conflicts.Conflict.factory(
3142
c_type, action=action, path=modified_path,
3143
file_id=modified_id,
3144
conflict_path=conflicting_path,
3145
conflict_file_id=conflicting_id)
2893
3148
class _FileMover(object):
added
removed
breezy/transform.py
