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# You should have received a copy of the GNU General Public License
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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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# Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
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"""WorkingTree object and friends.
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A WorkingTree represents the editable working copy of a branch.
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Operations which represent the WorkingTree are also done here,
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such as renaming or adding files. The WorkingTree has an inventory
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which is updated by these operations. A commit produces a
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Operations which represent the WorkingTree are also done here,
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such as renaming or adding files. The WorkingTree has an inventory
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which is updated by these operations. A commit produces a
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new revision based on the workingtree and its inventory.
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At the moment every WorkingTree has its own branch. Remote
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conflicts as _mod_conflicts,
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revision as _mod_revision,
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import bzrlib.branch
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from bzrlib.transport import get_transport
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from bzrlib.workingtree_4 import (
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from bzrlib.workingtree_4 import WorkingTreeFormat4
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from bzrlib import symbol_versioning
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from bzrlib.decorators import needs_read_lock, needs_write_lock
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from bzrlib.lockable_files import LockableFiles
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from bzrlib.inventory import InventoryEntry, Inventory, ROOT_ID, TreeReference
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from bzrlib.lockable_files import LockableFiles, TransportLock
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from bzrlib.lockdir import LockDir
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import bzrlib.mutabletree
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from bzrlib.mutabletree import needs_tree_write_lock
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from bzrlib import osutils
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from bzrlib.osutils import (
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supports_executable,
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from bzrlib.filters import filtered_input_file
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from bzrlib.trace import mutter, note
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from bzrlib.transport.local import LocalTransport
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from bzrlib.revision import CURRENT_REVISION
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from bzrlib.progress import DummyProgress, ProgressPhase
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from bzrlib.revision import NULL_REVISION, CURRENT_REVISION
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from bzrlib.rio import RioReader, rio_file, Stanza
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from bzrlib.symbol_versioning import (
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DEPRECATED_PARAMETER,
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from bzrlib.symbol_versioning import (deprecated_passed,
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DEPRECATED_PARAMETER,
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MERGE_MODIFIED_HEADER_1 = "BZR merge-modified list format 1"
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# TODO: Modifying the conflict objects or their type is currently nearly
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# impossible as there is no clear relationship between the working tree format
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# and the conflict list file format.
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CONFLICT_HEADER_1 = "BZR conflict list format 1"
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ERROR_PATH_NOT_FOUND = 3 # WindowsError errno code, equivalent to ENOENT
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@deprecated_function(zero_thirteen)
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def gen_file_id(name):
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"""Return new file id for the basename 'name'.
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Use bzrlib.generate_ids.gen_file_id() instead
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return generate_ids.gen_file_id(name)
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@deprecated_function(zero_thirteen)
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"""Return a new tree-root file id.
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This has been deprecated in favor of bzrlib.generate_ids.gen_root_id()
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return generate_ids.gen_root_id()
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class TreeEntry(object):
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"""An entry that implements the minimum interface used by commands.
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This needs further inspection, it may be better to have
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This needs further inspection, it may be better to have
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InventoryEntries without ids - though that seems wrong. For now,
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this is a parallel hierarchy to InventoryEntry, and needs to become
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one of several things: decorates to that hierarchy, children of, or
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self._control_files.break_lock()
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self.branch.break_lock()
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def _get_check_refs(self):
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"""Return the references needed to perform a check of this tree.
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The default implementation returns no refs, and is only suitable for
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trees that have no local caching and can commit on ghosts at any time.
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:seealso: bzrlib.check for details about check_refs.
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def requires_rich_root(self):
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return self._format.requires_rich_root
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def supports_tree_reference(self):
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def supports_content_filtering(self):
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return self._format.supports_content_filtering()
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def supports_views(self):
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return self.views.supports_views()
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def _set_inventory(self, inv, dirty):
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"""Set the internal cached inventory.
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# at this point ?
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return self.branch.repository.revision_tree(revision_id)
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except (errors.RevisionNotPresent, errors.NoSuchRevision):
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except errors.RevisionNotPresent:
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# the basis tree *may* be a ghost or a low level error may have
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# occurred. If the revision is present, its a problem, if its not
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# occured. If the revision is present, its a problem, if its not
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if self.branch.repository.has_revision(revision_id):
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# the basis tree is a ghost so return an empty tree.
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return self.branch.repository.revision_tree(
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_mod_revision.NULL_REVISION)
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return self.branch.repository.revision_tree(None)
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def _cleanup(self):
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self._flush_ignore_list_cache()
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@deprecated_method(zero_eight)
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def create(branch, directory):
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"""Create a workingtree for branch at directory.
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If existing_directory already exists it must have a .bzr directory.
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If it does not exist, it will be created.
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This returns a new WorkingTree object for the new checkout.
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TODO FIXME RBC 20060124 when we have checkout formats in place this
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should accept an optional revisionid to checkout [and reject this if
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checking out into the same dir as a pre-checkout-aware branch format.]
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XXX: When BzrDir is present, these should be created through that
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warnings.warn('delete WorkingTree.create', stacklevel=3)
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transport = get_transport(directory)
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if branch.bzrdir.root_transport.base == transport.base:
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return branch.bzrdir.create_workingtree()
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# different directory,
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# create a branch reference
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# and now a working tree.
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raise NotImplementedError
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@deprecated_method(zero_eight)
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def create_standalone(directory):
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"""Create a checkout and a branch and a repo at directory.
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Directory must exist and be empty.
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please use BzrDir.create_standalone_workingtree
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return bzrdir.BzrDir.create_standalone_workingtree(directory)
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def relpath(self, path):
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"""Return the local path portion from a given path.
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The path may be absolute or relative. If its a relative path it is
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The path may be absolute or relative. If its a relative path it is
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interpreted relative to the python current working directory.
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return osutils.relpath(self.basedir, path)
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def has_filename(self, filename):
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return osutils.lexists(self.abspath(filename))
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def get_file(self, file_id, path=None, filtered=True):
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return self.get_file_with_stat(file_id, path, filtered=filtered)[0]
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def get_file_with_stat(self, file_id, path=None, filtered=True,
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"""See Tree.get_file_with_stat."""
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def get_file(self, file_id, path=None):
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file_id = osutils.safe_file_id(file_id)
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path = self.id2path(file_id)
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file_obj = self.get_file_byname(path, filtered=False)
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stat_value = _fstat(file_obj.fileno())
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if filtered and self.supports_content_filtering():
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filters = self._content_filter_stack(path)
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file_obj = filtered_input_file(file_obj, filters)
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return (file_obj, stat_value)
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def get_file_text(self, file_id, path=None, filtered=True):
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return self.get_file(file_id, path=path, filtered=filtered).read()
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def get_file_byname(self, filename, filtered=True):
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path = self.abspath(filename)
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if filtered and self.supports_content_filtering():
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filters = self._content_filter_stack(filename)
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return filtered_input_file(f, filters)
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def get_file_lines(self, file_id, path=None, filtered=True):
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"""See Tree.get_file_lines()"""
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file = self.get_file(file_id, path, filtered=filtered)
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return file.readlines()
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return self.get_file_byname(path)
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def get_file_text(self, file_id):
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file_id = osutils.safe_file_id(file_id)
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return self.get_file(file_id).read()
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def get_file_byname(self, filename):
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return file(self.abspath(filename), 'rb')
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def annotate_iter(self, file_id, default_revision=CURRENT_REVISION):
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incorrectly attributed to CURRENT_REVISION (but after committing, the
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attribution will be correct).
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maybe_file_parent_keys = []
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for parent_id in self.get_parent_ids():
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parent_tree = self.revision_tree(parent_id)
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except errors.NoSuchRevisionInTree:
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parent_tree = self.branch.repository.revision_tree(parent_id)
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parent_tree.lock_read()
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if file_id not in parent_tree:
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ie = parent_tree.inventory[file_id]
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if ie.kind != 'file':
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# Note: this is slightly unnecessary, because symlinks and
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# directories have a "text" which is the empty text, and we
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# know that won't mess up annotations. But it seems cleaner
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parent_text_key = (file_id, ie.revision)
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if parent_text_key not in maybe_file_parent_keys:
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maybe_file_parent_keys.append(parent_text_key)
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graph = _mod_graph.Graph(self.branch.repository.texts)
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heads = graph.heads(maybe_file_parent_keys)
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file_parent_keys = []
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for key in maybe_file_parent_keys:
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file_parent_keys.append(key)
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# Now we have the parents of this content
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annotator = self.branch.repository.texts.get_annotator()
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text = self.get_file(file_id).read()
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this_key =(file_id, default_revision)
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annotator.add_special_text(this_key, file_parent_keys, text)
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annotations = [(key[-1], line)
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for key, line in annotator.annotate_flat(this_key)]
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file_id = osutils.safe_file_id(file_id)
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basis = self.basis_tree()
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changes = self._iter_changes(basis, True, [self.id2path(file_id)],
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require_versioned=True).next()
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changed_content, kind = changes[2], changes[6]
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if not changed_content:
486
return basis.annotate_iter(file_id)
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if kind[0] != 'file':
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old_lines = list(basis.annotate_iter(file_id))
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for tree in self.branch.repository.revision_trees(
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self.get_parent_ids()[1:]):
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if file_id not in tree:
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old.append(list(tree.annotate_iter(file_id)))
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return annotate.reannotate(old, self.get_file(file_id).readlines(),
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def _get_ancestors(self, default_revision):
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ancestors = set([default_revision])
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def get_root_id(self):
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"""Return the id of this trees root"""
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return self._inventory.root.file_id
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def _get_store_filename(self, file_id):
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## XXX: badly named; this is not in the store at all
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file_id = osutils.safe_file_id(file_id)
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return self.abspath(self.id2path(file_id))
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def clone(self, to_bzrdir, revision_id=None):
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"""Duplicate this working tree into to_bzr, including all state.
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Specifically modified files are kept as modified, but
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ignored and unknown files are discarded.
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If you want to make a new line of development, see bzrdir.sprout()
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If not None, the cloned tree will have its last revision set to
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revision, and difference between the source trees last revision
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If not None, the cloned tree will have its last revision set to
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revision, and and difference between the source trees last revision
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and this one merged in.
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# assumes the target bzr dir format is compatible.
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result = to_bzrdir.create_workingtree()
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result = self._format.initialize(to_bzrdir)
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self.copy_content_into(result, revision_id)
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__contains__ = has_id
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def get_file_size(self, file_id):
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"""See Tree.get_file_size"""
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# XXX: this returns the on-disk size; it should probably return the
623
return os.path.getsize(self.id2abspath(file_id))
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if e.errno != errno.ENOENT:
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file_id = osutils.safe_file_id(file_id)
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return os.path.getsize(self.id2abspath(file_id))
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def get_file_sha1(self, file_id, path=None, stat_value=None):
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file_id = osutils.safe_file_id(file_id)
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path = self._inventory.id2path(file_id)
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return self._hashcache.get_sha1(path, stat_value)
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def get_file_mtime(self, file_id, path=None):
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file_id = osutils.safe_file_id(file_id)
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path = self.inventory.id2path(file_id)
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return os.lstat(self.abspath(path)).st_mtime
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def _is_executable_from_path_and_stat_from_basis(self, path, stat_result):
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file_id = self.path2id(path)
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# For unversioned files on win32, we just assume they are not
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return self._inventory[file_id].executable
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def _is_executable_from_path_and_stat_from_stat(self, path, stat_result):
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mode = stat_result.st_mode
651
return bool(stat.S_ISREG(mode) and stat.S_IEXEC & mode)
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if not supports_executable():
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def is_executable(self, file_id, path=None):
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file_id = osutils.safe_file_id(file_id)
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return self._inventory[file_id].executable
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_is_executable_from_path_and_stat = \
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_is_executable_from_path_and_stat_from_basis
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def is_executable(self, file_id, path=None):
619
file_id = osutils.safe_file_id(file_id)
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path = self.id2path(file_id)
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mode = os.lstat(self.abspath(path)).st_mode
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return bool(stat.S_ISREG(mode) and stat.S_IEXEC & mode)
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_is_executable_from_path_and_stat = \
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_is_executable_from_path_and_stat_from_stat
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@needs_tree_write_lock
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def _add(self, files, ids, kinds):
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"""See MutableTree._add."""
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# TODO: Re-adding a file that is removed in the working copy
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# should probably put it back with the previous ID.
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# the read and write working inventory should not occur in this
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# the read and write working inventory should not occur in this
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# function - they should be part of lock_write and unlock.
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inv = self.inventory
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for f, file_id, kind in zip(files, ids, kinds):
633
assert kind is not None
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if file_id is None:
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inv.add_path(f, kind=kind)
637
file_id = osutils.safe_file_id(file_id)
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inv.add_path(f, kind=kind, file_id=file_id)
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self._inventory_is_modified = True
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self.set_parent_ids(parents, allow_leftmost_as_ghost=True)
748
def path_content_summary(self, path, _lstat=os.lstat,
749
_mapper=osutils.file_kind_from_stat_mode):
750
"""See Tree.path_content_summary."""
751
abspath = self.abspath(path)
753
stat_result = _lstat(abspath)
755
if getattr(e, 'errno', None) == errno.ENOENT:
757
return ('missing', None, None, None)
758
# propagate other errors
760
kind = _mapper(stat_result.st_mode)
762
return self._file_content_summary(path, stat_result)
763
elif kind == 'directory':
764
# perhaps it looks like a plain directory, but it's really a
766
if self._directory_is_tree_reference(path):
767
kind = 'tree-reference'
768
return kind, None, None, None
769
elif kind == 'symlink':
770
target = osutils.readlink(abspath)
771
return ('symlink', None, None, target)
773
return (kind, None, None, None)
775
def _file_content_summary(self, path, stat_result):
776
size = stat_result.st_size
777
executable = self._is_executable_from_path_and_stat(path, stat_result)
778
# try for a stat cache lookup
779
return ('file', size, executable, self._sha_from_stat(
705
@deprecated_method(zero_eleven)
707
def pending_merges(self):
708
"""Return a list of pending merges.
710
These are revisions that have been merged into the working
711
directory but not yet committed.
713
As of 0.11 this is deprecated. Please see WorkingTree.get_parent_ids()
714
instead - which is available on all tree objects.
716
return self.get_parent_ids()[1:]
782
718
def _check_parents_for_ghosts(self, revision_ids, allow_leftmost_as_ghost):
783
719
"""Common ghost checking functionality from set_parent_*.
794
730
def _set_merges_from_parent_ids(self, parent_ids):
795
731
merges = parent_ids[1:]
796
self._transport.put_bytes('pending-merges', '\n'.join(merges),
797
mode=self.bzrdir._get_file_mode())
799
def _filter_parent_ids_by_ancestry(self, revision_ids):
800
"""Check that all merged revisions are proper 'heads'.
802
This will always return the first revision_id, and any merged revisions
805
if len(revision_ids) == 0:
807
graph = self.branch.repository.get_graph()
808
heads = graph.heads(revision_ids)
809
new_revision_ids = revision_ids[:1]
810
for revision_id in revision_ids[1:]:
811
if revision_id in heads and revision_id not in new_revision_ids:
812
new_revision_ids.append(revision_id)
813
if new_revision_ids != revision_ids:
814
trace.mutter('requested to set revision_ids = %s,'
815
' but filtered to %s', revision_ids, new_revision_ids)
816
return new_revision_ids
732
self._control_files.put_bytes('pending-merges', '\n'.join(merges))
818
734
@needs_tree_write_lock
819
735
def set_parent_ids(self, revision_ids, allow_leftmost_as_ghost=False):
820
736
"""Set the parent ids to revision_ids.
822
738
See also set_parent_trees. This api will try to retrieve the tree data
823
739
for each element of revision_ids from the trees repository. If you have
824
740
tree data already available, it is more efficient to use
886
799
yield Stanza(file_id=file_id.decode('utf8'), hash=hash)
887
800
self._put_rio('merge-hashes', iter_stanzas(), MERGE_MODIFIED_HEADER_1)
889
def _sha_from_stat(self, path, stat_result):
890
"""Get a sha digest from the tree's stat cache.
892
The default implementation assumes no stat cache is present.
894
:param path: The path.
895
:param stat_result: The stat result being looked up.
899
802
def _put_rio(self, filename, stanzas, header):
900
803
self._must_be_locked()
901
804
my_file = rio_file(stanzas, header)
902
self._transport.put_file(filename, my_file,
903
mode=self.bzrdir._get_file_mode())
805
self._control_files.put(filename, my_file)
905
807
@needs_write_lock # because merge pulls data into the branch.
906
808
def merge_from_branch(self, branch, to_revision=None, from_revision=None,
907
merge_type=None, force=False):
908
810
"""Merge from a branch into this working tree.
910
812
:param branch: The branch to merge from.
914
816
branch.last_revision().
916
818
from bzrlib.merge import Merger, Merge3Merger
917
merger = Merger(self.branch, this_tree=self)
918
# check that there are no local alterations
919
if not force and self.has_changes():
920
raise errors.UncommittedChanges(self)
921
if to_revision is None:
922
to_revision = _mod_revision.ensure_null(branch.last_revision())
923
merger.other_rev_id = to_revision
924
if _mod_revision.is_null(merger.other_rev_id):
925
raise errors.NoCommits(branch)
926
self.branch.fetch(branch, last_revision=merger.other_rev_id)
927
merger.other_basis = merger.other_rev_id
928
merger.other_tree = self.branch.repository.revision_tree(
930
merger.other_branch = branch
931
if from_revision is None:
934
merger.set_base_revision(from_revision, branch)
935
if merger.base_rev_id == merger.other_rev_id:
936
raise errors.PointlessMerge
937
merger.backup_files = False
938
if merge_type is None:
939
merger.merge_type = Merge3Merger
941
merger.merge_type = merge_type
942
merger.set_interesting_files(None)
943
merger.show_base = False
944
merger.reprocess = False
945
conflicts = merger.do_merge()
819
pb = bzrlib.ui.ui_factory.nested_progress_bar()
821
merger = Merger(self.branch, this_tree=self, pb=pb)
822
merger.pp = ProgressPhase("Merge phase", 5, pb)
823
merger.pp.next_phase()
824
# check that there are no
826
merger.check_basis(check_clean=True, require_commits=False)
827
if to_revision is None:
828
to_revision = _mod_revision.ensure_null(branch.last_revision())
830
to_revision = osutils.safe_revision_id(to_revision)
831
merger.other_rev_id = to_revision
832
if _mod_revision.is_null(merger.other_rev_id):
833
raise errors.NoCommits(branch)
834
self.branch.fetch(branch, last_revision=merger.other_rev_id)
835
merger.other_basis = merger.other_rev_id
836
merger.other_tree = self.branch.repository.revision_tree(
838
merger.other_branch = branch
839
merger.pp.next_phase()
840
if from_revision is None:
843
merger.set_base_revision(from_revision, branch)
844
if merger.base_rev_id == merger.other_rev_id:
845
raise errors.PointlessMerge
846
merger.backup_files = False
847
if merge_type is None:
848
merger.merge_type = Merge3Merger
850
merger.merge_type = merge_type
851
merger.set_interesting_files(None)
852
merger.show_base = False
853
merger.reprocess = False
854
conflicts = merger.do_merge()
950
861
def merge_modified(self):
951
862
"""Return a dictionary of files modified by a merge.
953
The list is initialized by WorkingTree.set_merge_modified, which is
864
The list is initialized by WorkingTree.set_merge_modified, which is
954
865
typically called after we make some automatic updates to the tree
955
866
because of a merge.
958
869
still in the working inventory and have that text hash.
961
hashfile = self._transport.get('merge-hashes')
872
hashfile = self._control_files.get('merge-hashes')
962
873
except errors.NoSuchFile:
967
if hashfile.next() != MERGE_MODIFIED_HEADER_1 + '\n':
968
raise errors.MergeModifiedFormatError()
969
except StopIteration:
877
if hashfile.next() != MERGE_MODIFIED_HEADER_1 + '\n':
970
878
raise errors.MergeModifiedFormatError()
971
for s in RioReader(hashfile):
972
# RioReader reads in Unicode, so convert file_ids back to utf8
973
file_id = osutils.safe_file_id(s.get("file_id"), warn=False)
974
if file_id not in self.inventory:
976
text_hash = s.get("hash")
977
if text_hash == self.get_file_sha1(file_id):
978
merge_hashes[file_id] = text_hash
879
except StopIteration:
880
raise errors.MergeModifiedFormatError()
881
for s in RioReader(hashfile):
882
# RioReader reads in Unicode, so convert file_ids back to utf8
883
file_id = osutils.safe_file_id(s.get("file_id"), warn=False)
884
if file_id not in self.inventory:
886
text_hash = s.get("hash")
887
if text_hash == self.get_file_sha1(file_id):
888
merge_hashes[file_id] = text_hash
983
891
@needs_write_lock
984
892
def mkdir(self, path, file_id=None):
1036
943
other_tree.unlock()
1037
944
other_tree.bzrdir.retire_bzrdir()
1039
def _setup_directory_is_tree_reference(self):
1040
if self._branch.repository._format.supports_tree_reference:
1041
self._directory_is_tree_reference = \
1042
self._directory_may_be_tree_reference
1044
self._directory_is_tree_reference = \
1045
self._directory_is_never_tree_reference
1047
def _directory_is_never_tree_reference(self, relpath):
1050
def _directory_may_be_tree_reference(self, relpath):
1051
# as a special case, if a directory contains control files then
1052
# it's a tree reference, except that the root of the tree is not
1053
return relpath and osutils.isdir(self.abspath(relpath) + u"/.bzr")
1054
# TODO: We could ask all the control formats whether they
1055
# recognize this directory, but at the moment there's no cheap api
1056
# to do that. Since we probably can only nest bzr checkouts and
1057
# they always use this name it's ok for now. -- mbp 20060306
1059
# FIXME: There is an unhandled case here of a subdirectory
1060
# containing .bzr but not a branch; that will probably blow up
1061
# when you try to commit it. It might happen if there is a
1062
# checkout in a subdirectory. This can be avoided by not adding
1065
946
@needs_tree_write_lock
1066
947
def extract(self, file_id, format=None):
1067
948
"""Extract a subtree from this tree.
1069
950
A new branch will be created, relative to the path for this tree.
1076
957
transport = transport.clone(name)
1077
958
transport.ensure_base()
1078
959
return transport
1080
961
sub_path = self.id2path(file_id)
1081
962
branch_transport = mkdirs(sub_path)
1082
963
if format is None:
1083
format = self.bzrdir.cloning_metadir()
964
format = bzrdir.format_registry.make_bzrdir('dirstate-with-subtree')
1084
965
branch_transport.ensure_base()
1085
966
branch_bzrdir = format.initialize_on_transport(branch_transport)
1087
968
repo = branch_bzrdir.find_repository()
1088
969
except errors.NoRepositoryPresent:
1089
970
repo = branch_bzrdir.create_repository()
1090
if not repo.supports_rich_root():
1091
raise errors.RootNotRich()
971
assert repo.supports_rich_root()
973
if not repo.supports_rich_root():
974
raise errors.RootNotRich()
1092
975
new_branch = branch_bzrdir.create_branch()
1093
976
new_branch.pull(self.branch)
1094
977
for parent_id in self.get_parent_ids():
1096
979
tree_transport = self.bzrdir.root_transport.clone(sub_path)
1097
980
if tree_transport.base != branch_transport.base:
1098
981
tree_bzrdir = format.initialize_on_transport(tree_transport)
1099
branch.BranchReferenceFormat().initialize(tree_bzrdir,
1100
target_branch=new_branch)
982
branch.BranchReferenceFormat().initialize(tree_bzrdir, new_branch)
1102
984
tree_bzrdir = branch_bzrdir
1103
wt = tree_bzrdir.create_workingtree(_mod_revision.NULL_REVISION)
985
wt = tree_bzrdir.create_workingtree(NULL_REVISION)
1104
986
wt.set_parent_ids(self.get_parent_ids())
1105
987
my_inv = self.inventory
1106
child_inv = inventory.Inventory(root_id=None)
988
child_inv = Inventory(root_id=None)
1107
989
new_root = my_inv[file_id]
1108
990
my_inv.remove_recursive_id(file_id)
1109
991
new_root.parent_id = None
1127
1009
sio = StringIO()
1128
1010
self._serialize(self._inventory, sio)
1130
self._transport.put_file('inventory', sio,
1131
mode=self.bzrdir._get_file_mode())
1012
self._control_files.put('inventory', sio)
1132
1013
self._inventory_is_modified = False
1134
1015
def _kind(self, relpath):
1135
1016
return osutils.file_kind(self.abspath(relpath))
1137
def list_files(self, include_root=False, from_dir=None, recursive=True):
1138
"""List all files as (path, class, kind, id, entry).
1018
def list_files(self, include_root=False):
1019
"""Recursively list all files as (path, class, kind, id, entry).
1140
1021
Lists, but does not descend into unversioned directories.
1141
1023
This does not include files that have been deleted in this
1142
tree. Skips the control directory.
1144
:param include_root: if True, return an entry for the root
1145
:param from_dir: start from this directory or None for the root
1146
:param recursive: whether to recurse into subdirectories or not
1026
Skips the control directory.
1148
1028
# list_files is an iterator, so @needs_read_lock doesn't work properly
1149
1029
# with it. So callers should be careful to always read_lock the tree.
1164
1044
fk_entries = {'directory':TreeDirectory, 'file':TreeFile, 'symlink':TreeLink}
1166
1046
# directory file_id, relative path, absolute path, reverse sorted children
1167
if from_dir is not None:
1168
from_dir_id = inv.path2id(from_dir)
1169
if from_dir_id is None:
1170
# Directory not versioned
1172
from_dir_abspath = pathjoin(self.basedir, from_dir)
1174
from_dir_id = inv.root.file_id
1175
from_dir_abspath = self.basedir
1176
children = os.listdir(from_dir_abspath)
1047
children = os.listdir(self.basedir)
1177
1048
children.sort()
1178
# jam 20060527 The kernel sized tree seems equivalent whether we
1049
# jam 20060527 The kernel sized tree seems equivalent whether we
1179
1050
# use a deque and popleft to keep them sorted, or if we use a plain
1180
1051
# list and just reverse() them.
1181
1052
children = collections.deque(children)
1182
stack = [(from_dir_id, u'', from_dir_abspath, children)]
1053
stack = [(inv.root.file_id, u'', self.basedir, children)]
1184
1055
from_dir_id, from_dir_relpath, from_dir_abspath, children = stack[-1]
1239
1110
except KeyError:
1240
1111
yield fp[1:], c, fk, None, TreeEntry()
1243
1114
if fk != 'directory':
1246
# But do this child first if recursing down
1248
new_children = os.listdir(fap)
1250
new_children = collections.deque(new_children)
1251
stack.append((f_ie.file_id, fp, fap, new_children))
1252
# Break out of inner loop,
1253
# so that we start outer loop with child
1117
# But do this child first
1118
new_children = os.listdir(fap)
1120
new_children = collections.deque(new_children)
1121
stack.append((f_ie.file_id, fp, fap, new_children))
1122
# Break out of inner loop,
1123
# so that we start outer loop with child
1256
1126
# if we finished all children, pop it off the stack
1493
1358
from_tail = splitpath(from_rel)[-1]
1494
1359
from_id = inv.path2id(from_rel)
1495
1360
if from_id is None:
1496
# if file is missing in the inventory maybe it's in the basis_tree
1497
basis_tree = self.branch.basis_tree()
1498
from_id = basis_tree.path2id(from_rel)
1500
raise errors.BzrRenameFailedError(from_rel,to_rel,
1501
errors.NotVersionedError(path=str(from_rel)))
1502
# put entry back in the inventory so we can rename it
1503
from_entry = basis_tree.inventory[from_id].copy()
1506
from_entry = inv[from_id]
1361
raise errors.BzrRenameFailedError(from_rel,to_rel,
1362
errors.NotVersionedError(path=str(from_rel)))
1363
from_entry = inv[from_id]
1507
1364
from_parent_id = from_entry.parent_id
1508
1365
to_dir, to_tail = os.path.split(to_rel)
1509
1366
to_dir_id = inv.path2id(to_dir)
1571
1428
:raises: NoSuchId if any fileid is not currently versioned.
1573
1430
for file_id in file_ids:
1574
if file_id not in self._inventory:
1575
raise errors.NoSuchId(self, file_id)
1576
for file_id in file_ids:
1431
file_id = osutils.safe_file_id(file_id)
1577
1432
if self._inventory.has_id(file_id):
1578
1433
self._inventory.remove_recursive_id(file_id)
1435
raise errors.NoSuchId(self, file_id)
1579
1436
if len(file_ids):
1580
# in the future this should just set a dirty bit to wait for the
1437
# in the future this should just set a dirty bit to wait for the
1581
1438
# final unlock. However, until all methods of workingtree start
1582
# with the current in -memory inventory rather than triggering
1439
# with the current in -memory inventory rather than triggering
1583
1440
# a read, it is more complex - we need to teach read_inventory
1584
1441
# to know when to read, and when to not read first... and possibly
1585
1442
# to save first when the in memory one may be corrupted.
1586
1443
# so for now, we just only write it if it is indeed dirty.
1587
1444
# - RBC 20060907
1588
1445
self._write_inventory(self._inventory)
1447
@deprecated_method(zero_eight)
1448
def iter_conflicts(self):
1449
"""List all files in the tree that have text or content conflicts.
1450
DEPRECATED. Use conflicts instead."""
1451
return self._iter_conflicts()
1590
1453
def _iter_conflicts(self):
1591
1454
conflicted = set()
1601
1464
@needs_write_lock
1602
1465
def pull(self, source, overwrite=False, stop_revision=None,
1603
change_reporter=None, possible_transports=None, local=False):
1466
change_reporter=None):
1467
top_pb = bzrlib.ui.ui_factory.nested_progress_bar()
1604
1468
source.lock_read()
1470
pp = ProgressPhase("Pull phase", 2, top_pb)
1606
1472
old_revision_info = self.branch.last_revision_info()
1607
1473
basis_tree = self.basis_tree()
1608
count = self.branch.pull(source, overwrite, stop_revision,
1609
possible_transports=possible_transports,
1474
count = self.branch.pull(source, overwrite, stop_revision)
1611
1475
new_revision_info = self.branch.last_revision_info()
1612
1476
if new_revision_info != old_revision_info:
1613
1478
repository = self.branch.repository
1479
pb = bzrlib.ui.ui_factory.nested_progress_bar()
1614
1480
basis_tree.lock_read()
1616
1482
new_basis_tree = self.branch.basis_tree()
1619
1485
new_basis_tree,
1621
1487
this_tree=self,
1623
1489
change_reporter=change_reporter)
1624
basis_root_id = basis_tree.get_root_id()
1625
new_root_id = new_basis_tree.get_root_id()
1626
if basis_root_id != new_root_id:
1627
self.set_root_id(new_root_id)
1490
if (basis_tree.inventory.root is None and
1491
new_basis_tree.inventory.root is not None):
1492
self.set_root_id(new_basis_tree.inventory.root.file_id)
1629
1495
basis_tree.unlock()
1630
1496
# TODO - dedup parents list with things merged by pull ?
1631
1497
# reuse the revisiontree we merged against to set the new
1633
1499
parent_trees = [(self.branch.last_revision(), new_basis_tree)]
1634
# we have to pull the merge trees out again, because
1635
# merge_inner has set the ids. - this corner is not yet
1500
# we have to pull the merge trees out again, because
1501
# merge_inner has set the ids. - this corner is not yet
1636
1502
# layered well enough to prevent double handling.
1637
1503
# XXX TODO: Fix the double handling: telling the tree about
1638
1504
# the already known parent data is wasteful.
1734
1595
r"""Check whether the filename matches an ignore pattern.
1736
1597
Patterns containing '/' or '\' need to match the whole path;
1737
others match against only the last component. Patterns starting
1738
with '!' are ignore exceptions. Exceptions take precedence
1739
over regular patterns and cause the filename to not be ignored.
1598
others match against only the last component.
1741
1600
If the file is ignored, returns the pattern which caused it to
1742
1601
be ignored, otherwise None. So this can simply be used as a
1743
1602
boolean if desired."""
1744
1603
if getattr(self, '_ignoreglobster', None) is None:
1745
self._ignoreglobster = globbing.ExceptionGlobster(self.get_ignore_list())
1604
self._ignoreglobster = globbing.Globster(self.get_ignore_list())
1746
1605
return self._ignoreglobster.match(filename)
1748
1607
def kind(self, file_id):
1749
1608
return file_kind(self.id2abspath(file_id))
1751
def stored_kind(self, file_id):
1752
"""See Tree.stored_kind"""
1753
return self.inventory[file_id].kind
1755
1610
def _comparison_data(self, entry, path):
1756
1611
abspath = self.abspath(path)
1839
1694
def _reset_data(self):
1840
1695
"""Reset transient data that cannot be revalidated."""
1841
1696
self._inventory_is_modified = False
1842
f = self._transport.get('inventory')
1844
result = self._deserialize(f)
1697
result = self._deserialize(self._control_files.get('inventory'))
1847
1698
self._set_inventory(result, dirty=False)
1849
1700
@needs_tree_write_lock
1850
1701
def set_last_revision(self, new_revision):
1851
1702
"""Change the last revision in the working tree."""
1703
new_revision = osutils.safe_revision_id(new_revision)
1852
1704
if self._change_last_revision(new_revision):
1853
1705
self._cache_basis_inventory(new_revision)
1855
1707
def _change_last_revision(self, new_revision):
1856
1708
"""Template method part of set_last_revision to perform the change.
1858
1710
This is used to allow WorkingTree3 instances to not affect branch
1859
1711
when their last revision is set.
1871
1723
def _write_basis_inventory(self, xml):
1872
1724
"""Write the basis inventory XML to the basis-inventory file"""
1725
assert isinstance(xml, str), 'serialised xml must be bytestring.'
1873
1726
path = self._basis_inventory_name()
1874
1727
sio = StringIO(xml)
1875
self._transport.put_file(path, sio,
1876
mode=self.bzrdir._get_file_mode())
1728
self._control_files.put(path, sio)
1878
1730
def _create_basis_xml_from_inventory(self, revision_id, inventory):
1879
1731
"""Create the text that will be saved in basis-inventory"""
1880
inventory.revision_id = revision_id
1732
# TODO: jam 20070209 This should be redundant, as the revision_id
1733
# as all callers should have already converted the revision_id to
1735
inventory.revision_id = osutils.safe_revision_id(revision_id)
1881
1736
return xml7.serializer_v7.write_inventory_to_string(inventory)
1883
1738
def _cache_basis_inventory(self, new_revision):
1886
1741
# as commit already has that ready-to-use [while the format is the
1887
1742
# same, that is].
1889
# this double handles the inventory - unpack and repack -
1744
# this double handles the inventory - unpack and repack -
1890
1745
# but is easier to understand. We can/should put a conditional
1891
1746
# in here based on whether the inventory is in the latest format
1892
1747
# - perhaps we should repack all inventories on a repository
1894
1749
# the fast path is to copy the raw xml from the repository. If the
1895
# xml contains 'revision_id="', then we assume the right
1750
# xml contains 'revision_id="', then we assume the right
1896
1751
# revision_id is set. We must check for this full string, because a
1897
1752
# root node id can legitimately look like 'revision_id' but cannot
1898
1753
# contain a '"'.
1899
xml = self.branch.repository._get_inventory_xml(new_revision)
1754
xml = self.branch.repository.get_inventory_xml(new_revision)
1900
1755
firstline = xml.split('\n', 1)[0]
1901
if (not 'revision_id="' in firstline or
1756
if (not 'revision_id="' in firstline or
1902
1757
'format="7"' not in firstline):
1903
inv = self.branch.repository._serializer.read_inventory_from_string(
1758
inv = self.branch.repository.deserialise_inventory(
1905
1760
xml = self._create_basis_xml_from_inventory(new_revision, inv)
1906
1761
self._write_basis_inventory(xml)
1907
1762
except (errors.NoSuchRevision, errors.RevisionNotPresent):
1910
1765
def read_basis_inventory(self):
1911
1766
"""Read the cached basis inventory."""
1912
1767
path = self._basis_inventory_name()
1913
return self._transport.get_bytes(path)
1768
return self._control_files.get(path).read()
1915
1770
@needs_read_lock
1916
1771
def read_working_inventory(self):
1917
1772
"""Read the working inventory.
1919
1774
:raises errors.InventoryModified: read_working_inventory will fail
1920
1775
when the current in memory inventory has been modified.
1922
# conceptually this should be an implementation detail of the tree.
1777
# conceptually this should be an implementation detail of the tree.
1923
1778
# XXX: Deprecate this.
1924
1779
# ElementTree does its own conversion from UTF-8, so open in
1926
1781
if self._inventory_is_modified:
1927
1782
raise errors.InventoryModified(self)
1928
f = self._transport.get('inventory')
1930
result = self._deserialize(f)
1783
result = self._deserialize(self._control_files.get('inventory'))
1933
1784
self._set_inventory(result, dirty=False)
1951
1802
new_files=set()
1952
1803
unknown_nested_files=set()
1954
to_file = sys.stdout
1956
1805
def recurse_directory_to_add_files(directory):
1957
1806
# Recurse directory and add all files
1958
1807
# so we can check if they have changed.
1959
1808
for parent_info, file_infos in\
1960
self.walkdirs(directory):
1961
for relpath, basename, kind, lstat, fileid, kind in file_infos:
1809
osutils.walkdirs(self.abspath(directory),
1811
for relpath, basename, kind, lstat, abspath in file_infos:
1962
1812
# Is it versioned or ignored?
1963
1813
if self.path2id(relpath) or self.is_ignored(relpath):
1964
1814
# Add nested content for deletion.
1989
1840
has_changed_files = len(unknown_nested_files) > 0
1990
1841
if not has_changed_files:
1991
1842
for (file_id, path, content_change, versioned, parent_id, name,
1992
kind, executable) in self.iter_changes(self.basis_tree(),
1843
kind, executable) in self._iter_changes(self.basis_tree(),
1993
1844
include_unchanged=True, require_versioned=False,
1994
1845
want_unversioned=True, specific_files=files):
1995
if versioned == (False, False):
1996
# The record is unknown ...
1997
if not self.is_ignored(path[1]):
1998
# ... but not ignored
1999
has_changed_files = True
2001
elif content_change and (kind[1] is not None):
2002
# Versioned and changed, but not deleted
1846
# Check if it's an unknown (but not ignored) OR
1847
# changed (but not deleted) :
1848
if not self.is_ignored(path[1]) and (
1849
versioned == (False, False) or
1850
content_change and kind[1] != None):
2003
1851
has_changed_files = True
2066
1913
' as of bzr 0.91. Please use None (the default) instead.',
2067
1914
DeprecationWarning, stacklevel=2)
2068
1915
if old_tree is None:
2069
basis_tree = self.basis_tree()
2070
basis_tree.lock_read()
2071
old_tree = basis_tree
1916
old_tree = self.basis_tree()
1917
conflicts = transform.revert(self, old_tree, filenames, backups, pb,
1919
if filenames is None:
1920
self.set_parent_ids(self.get_parent_ids()[:1])
2075
conflicts = transform.revert(self, old_tree, filenames, backups, pb,
2077
if filenames is None and len(self.get_parent_ids()) > 1:
2079
last_revision = self.last_revision()
2080
if last_revision != _mod_revision.NULL_REVISION:
2081
if basis_tree is None:
2082
basis_tree = self.basis_tree()
2083
basis_tree.lock_read()
2084
parent_trees.append((last_revision, basis_tree))
2085
self.set_parent_trees(parent_trees)
2088
resolve(self, filenames, ignore_misses=True, recursive=True)
2090
if basis_tree is not None:
1923
resolve(self, filenames, ignore_misses=True)
2092
1924
return conflicts
2094
1926
def revision_tree(self, revision_id):
2142
1975
@needs_tree_write_lock
2143
1976
def set_root_id(self, file_id):
2144
1977
"""Set the root id for this tree."""
2146
1979
if file_id is None:
2148
'WorkingTree.set_root_id with fileid=None')
2149
file_id = osutils.safe_file_id(file_id)
1980
symbol_versioning.warn(symbol_versioning.zero_twelve
1981
% 'WorkingTree.set_root_id with fileid=None',
1986
file_id = osutils.safe_file_id(file_id)
2150
1987
self._set_root_id(file_id)
2152
1989
def _set_root_id(self, file_id):
2153
1990
"""Set the root id for this tree, in a format specific manner.
2155
:param file_id: The file id to assign to the root. It must not be
1992
:param file_id: The file id to assign to the root. It must not be
2156
1993
present in the current inventory or an error will occur. It must
2157
1994
not be None, but rather a valid file id.
2178
2015
def unlock(self):
2179
2016
"""See Branch.unlock.
2181
2018
WorkingTree locking just uses the Branch locking facilities.
2182
2019
This is current because all working trees have an embedded branch
2183
2020
within them. IF in the future, we were to make branch data shareable
2184
between multiple working trees, i.e. via shared storage, then we
2021
between multiple working trees, i.e. via shared storage, then we
2185
2022
would probably want to lock both the local tree, and the branch.
2187
2024
raise NotImplementedError(self.unlock)
2191
def update(self, change_reporter=None, possible_transports=None,
2192
revision=None, old_tip=_marker):
2026
def update(self, change_reporter=None, possible_transports=None):
2193
2027
"""Update a working tree along its branch.
2195
2029
This will update the branch if its bound too, which means we have
2249
2076
# cant set that until we update the working trees last revision to be
2250
2077
# one from the new branch, because it will just get absorbed by the
2251
2078
# parent de-duplication logic.
2253
2080
# We MUST save it even if an error occurs, because otherwise the users
2254
2081
# local work is unreferenced and will appear to have been lost.
2258
2085
last_rev = self.get_parent_ids()[0]
2259
2086
except IndexError:
2260
2087
last_rev = _mod_revision.NULL_REVISION
2261
if revision is None:
2262
revision = self.branch.last_revision()
2264
old_tip = old_tip or _mod_revision.NULL_REVISION
2266
if not _mod_revision.is_null(old_tip) and old_tip != last_rev:
2267
# the branch we are bound to was updated
2268
# merge those changes in first
2269
base_tree = self.basis_tree()
2270
other_tree = self.branch.repository.revision_tree(old_tip)
2271
nb_conflicts = merge.merge_inner(self.branch, other_tree,
2272
base_tree, this_tree=self,
2273
change_reporter=change_reporter)
2275
self.add_parent_tree((old_tip, other_tree))
2276
trace.note('Rerun update after fixing the conflicts.')
2279
if last_rev != _mod_revision.ensure_null(revision):
2280
# the working tree is up to date with the branch
2281
# we can merge the specified revision from master
2282
to_tree = self.branch.repository.revision_tree(revision)
2283
to_root_id = to_tree.get_root_id()
2088
if last_rev != _mod_revision.ensure_null(self.branch.last_revision()):
2089
# merge tree state up to new branch tip.
2285
2090
basis = self.basis_tree()
2286
2091
basis.lock_read()
2288
if (basis.inventory.root is None
2289
or basis.inventory.root.file_id != to_root_id):
2290
self.set_root_id(to_root_id)
2093
to_tree = self.branch.basis_tree()
2094
if basis.inventory.root is None:
2095
self.set_root_id(to_tree.inventory.root.file_id)
2097
result += merge.merge_inner(
2102
change_reporter=change_reporter)
2295
# determine the branch point
2296
graph = self.branch.repository.get_graph()
2297
base_rev_id = graph.find_unique_lca(self.branch.last_revision(),
2299
base_tree = self.branch.repository.revision_tree(base_rev_id)
2301
nb_conflicts = merge.merge_inner(self.branch, to_tree, base_tree,
2303
change_reporter=change_reporter)
2304
self.set_last_revision(revision)
2305
2105
# TODO - dedup parents list with things merged by pull ?
2306
2106
# reuse the tree we've updated to to set the basis:
2307
parent_trees = [(revision, to_tree)]
2107
parent_trees = [(self.branch.last_revision(), to_tree)]
2308
2108
merges = self.get_parent_ids()[1:]
2309
2109
# Ideally we ask the tree for the trees here, that way the working
2310
# tree can decide whether to give us the entire tree or give us a
2110
# tree can decide whether to give us teh entire tree or give us a
2311
2111
# lazy initialised tree. dirstate for instance will have the trees
2312
2112
# in ram already, whereas a last-revision + basis-inventory tree
2313
2113
# will not, but also does not need them when setting parents.
2314
2114
for parent in merges:
2315
2115
parent_trees.append(
2316
2116
(parent, self.branch.repository.revision_tree(parent)))
2317
if not _mod_revision.is_null(old_tip):
2117
if (old_tip is not None and not _mod_revision.is_null(old_tip)):
2318
2118
parent_trees.append(
2319
2119
(old_tip, self.branch.repository.revision_tree(old_tip)))
2320
2120
self.set_parent_trees(parent_trees)
2321
2121
last_rev = parent_trees[0][0]
2123
# the working tree had the same last-revision as the master
2124
# branch did. We may still have pivot local work from the local
2125
# branch into old_tip:
2126
if (old_tip is not None and not _mod_revision.is_null(old_tip)):
2127
self.add_parent_tree_id(old_tip)
2128
if (old_tip is not None and not _mod_revision.is_null(old_tip)
2129
and old_tip != last_rev):
2130
# our last revision was not the prior branch last revision
2131
# and we have converted that last revision to a pending merge.
2132
# base is somewhere between the branch tip now
2133
# and the now pending merge
2135
# Since we just modified the working tree and inventory, flush out
2136
# the current state, before we modify it again.
2137
# TODO: jam 20070214 WorkingTree3 doesn't require this, dirstate
2138
# requires it only because TreeTransform directly munges the
2139
# inventory and calls tree._write_inventory(). Ultimately we
2140
# should be able to remove this extra flush.
2142
graph = self.branch.repository.get_graph()
2143
base_rev_id = graph.find_unique_lca(self.branch.last_revision(),
2145
base_tree = self.branch.repository.revision_tree(base_rev_id)
2146
other_tree = self.branch.repository.revision_tree(old_tip)
2147
result += merge.merge_inner(
2152
change_reporter=change_reporter)
2324
2155
def _write_hashcache_if_dirty(self):
2325
2156
"""Write out the hashcache if it is dirty."""
2409
2240
current_inv = None
2410
2241
inv_finished = True
2411
2242
while not inv_finished or not disk_finished:
2413
((cur_disk_dir_relpath, cur_disk_dir_path_from_top),
2414
cur_disk_dir_content) = current_disk
2416
((cur_disk_dir_relpath, cur_disk_dir_path_from_top),
2417
cur_disk_dir_content) = ((None, None), None)
2418
2243
if not disk_finished:
2419
2244
# strip out .bzr dirs
2420
if (cur_disk_dir_path_from_top[top_strip_len:] == '' and
2421
len(cur_disk_dir_content) > 0):
2422
# osutils.walkdirs can be made nicer -
2245
if current_disk[0][1][top_strip_len:] == '':
2246
# osutils.walkdirs can be made nicer -
2423
2247
# yield the path-from-prefix rather than the pathjoined
2425
bzrdir_loc = bisect_left(cur_disk_dir_content,
2427
if (bzrdir_loc < len(cur_disk_dir_content)
2428
and self.bzrdir.is_control_filename(
2429
cur_disk_dir_content[bzrdir_loc][0])):
2249
bzrdir_loc = bisect_left(current_disk[1], ('.bzr', '.bzr'))
2250
if current_disk[1][bzrdir_loc][0] == '.bzr':
2430
2251
# we dont yield the contents of, or, .bzr itself.
2431
del cur_disk_dir_content[bzrdir_loc]
2252
del current_disk[1][bzrdir_loc]
2432
2253
if inv_finished:
2433
2254
# everything is unknown
2436
2257
# everything is missing
2439
direction = cmp(current_inv[0][0], cur_disk_dir_relpath)
2260
direction = cmp(current_inv[0][0], current_disk[0][0])
2440
2261
if direction > 0:
2441
2262
# disk is before inventory - unknown
2442
2263
dirblock = [(relpath, basename, kind, stat, None, None) for
2443
relpath, basename, kind, stat, top_path in
2444
cur_disk_dir_content]
2445
yield (cur_disk_dir_relpath, None), dirblock
2264
relpath, basename, kind, stat, top_path in current_disk[1]]
2265
yield (current_disk[0][0], None), dirblock
2447
2267
current_disk = disk_iterator.next()
2448
2268
except StopIteration:
2523
2342
# FIXME: stash the node in pending
2524
2343
entry = inv[top_id]
2525
if entry.kind == 'directory':
2526
for name, child in entry.sorted_children():
2527
dirblock.append((relroot + name, name, child.kind, None,
2528
child.file_id, child.kind
2344
for name, child in entry.sorted_children():
2345
dirblock.append((relroot + name, name, child.kind, None,
2346
child.file_id, child.kind
2530
2348
yield (currentdir[0], entry.file_id), dirblock
2531
2349
# push the user specified dirs from dirblock
2532
2350
for dir in reversed(dirblock):
2598
def _get_rules_searcher(self, default_searcher):
2599
"""See Tree._get_rules_searcher."""
2600
if self._rules_searcher is None:
2601
self._rules_searcher = super(WorkingTree,
2602
self)._get_rules_searcher(default_searcher)
2603
return self._rules_searcher
2605
def get_shelf_manager(self):
2606
"""Return the ShelfManager for this WorkingTree."""
2607
from bzrlib.shelf import ShelfManager
2608
return ShelfManager(self, self._transport)
2611
2398
class WorkingTree2(WorkingTree):
2612
2399
"""This is the Format 2 working tree.
2614
This was the first weave based working tree.
2401
This was the first weave based working tree.
2615
2402
- uses os locks for locking.
2616
2403
- uses the branch last-revision.
2676
2459
def _last_revision(self):
2677
2460
"""See Mutable.last_revision."""
2679
return self._transport.get_bytes('last-revision')
2462
return osutils.safe_revision_id(
2463
self._control_files.get('last-revision').read())
2680
2464
except errors.NoSuchFile:
2681
2465
return _mod_revision.NULL_REVISION
2683
2467
def _change_last_revision(self, revision_id):
2684
2468
"""See WorkingTree._change_last_revision."""
2685
if revision_id is None or revision_id == _mod_revision.NULL_REVISION:
2469
if revision_id is None or revision_id == NULL_REVISION:
2687
self._transport.delete('last-revision')
2471
self._control_files._transport.delete('last-revision')
2688
2472
except errors.NoSuchFile:
2692
self._transport.put_bytes('last-revision', revision_id,
2693
mode=self.bzrdir._get_file_mode())
2476
self._control_files.put_bytes('last-revision', revision_id)
2696
def _get_check_refs(self):
2697
"""Return the references needed to perform a check of this tree."""
2698
return [('trees', self.last_revision())]
2700
2479
@needs_tree_write_lock
2701
2480
def set_conflicts(self, conflicts):
2702
self._put_rio('conflicts', conflicts.to_stanzas(),
2481
self._put_rio('conflicts', conflicts.to_stanzas(),
2703
2482
CONFLICT_HEADER_1)
2705
2484
@needs_tree_write_lock
2848
2632
"""See WorkingTreeFormat.get_format_description()."""
2849
2633
return "Working tree format 2"
2851
def _stub_initialize_on_transport(self, transport, file_mode):
2852
"""Workaround: create control files for a remote working tree.
2635
def stub_initialize_remote(self, control_files):
2636
"""As a special workaround create critical control files for a remote working tree
2854
2638
This ensures that it can later be updated and dealt with locally,
2855
since BzrDirFormat6 and BzrDirFormat5 cannot represent dirs with
2639
since BzrDirFormat6 and BzrDirFormat5 cannot represent dirs with
2856
2640
no working tree. (See bug #43064).
2858
2642
sio = StringIO()
2859
inv = inventory.Inventory()
2860
2644
xml5.serializer_v5.write_inventory(inv, sio, working=True)
2862
transport.put_file('inventory', sio, file_mode)
2863
transport.put_bytes('pending-merges', '', file_mode)
2865
def initialize(self, a_bzrdir, revision_id=None, from_branch=None,
2866
accelerator_tree=None, hardlink=False):
2646
control_files.put('inventory', sio)
2648
control_files.put_bytes('pending-merges', '')
2651
def initialize(self, a_bzrdir, revision_id=None):
2867
2652
"""See WorkingTreeFormat.initialize()."""
2868
2653
if not isinstance(a_bzrdir.transport, LocalTransport):
2869
2654
raise errors.NotLocalUrl(a_bzrdir.transport.base)
2870
if from_branch is not None:
2871
branch = from_branch
2873
branch = a_bzrdir.open_branch()
2655
branch = a_bzrdir.open_branch()
2874
2656
if revision_id is None:
2875
2657
revision_id = _mod_revision.ensure_null(branch.last_revision())
2659
revision_id = osutils.safe_revision_id(revision_id)
2876
2660
branch.lock_write()
2878
2662
branch.generate_revision_history(revision_id)
2880
2664
branch.unlock()
2881
inv = inventory.Inventory()
2882
2666
wt = WorkingTree2(a_bzrdir.root_transport.local_abspath('.'),
2953
2737
def _open_control_files(self, a_bzrdir):
2954
2738
transport = a_bzrdir.get_workingtree_transport(None)
2955
return LockableFiles(transport, self._lock_file_name,
2739
return LockableFiles(transport, self._lock_file_name,
2956
2740
self._lock_class)
2958
def initialize(self, a_bzrdir, revision_id=None, from_branch=None,
2959
accelerator_tree=None, hardlink=False):
2742
def initialize(self, a_bzrdir, revision_id=None):
2960
2743
"""See WorkingTreeFormat.initialize().
2962
:param revision_id: if supplied, create a working tree at a different
2963
revision than the branch is at.
2964
:param accelerator_tree: A tree which can be used for retrieving file
2965
contents more quickly than the revision tree, i.e. a workingtree.
2966
The revision tree will be used for cases where accelerator_tree's
2967
content is different.
2968
:param hardlink: If true, hard-link files from accelerator_tree,
2745
revision_id allows creating a working tree at a different
2746
revision than the branch is at.
2971
2748
if not isinstance(a_bzrdir.transport, LocalTransport):
2972
2749
raise errors.NotLocalUrl(a_bzrdir.transport.base)
2974
2751
control_files = self._open_control_files(a_bzrdir)
2975
2752
control_files.create_lock()
2976
2753
control_files.lock_write()
2977
transport.put_bytes('format', self.get_format_string(),
2978
mode=a_bzrdir._get_file_mode())
2979
if from_branch is not None:
2980
branch = from_branch
2982
branch = a_bzrdir.open_branch()
2754
control_files.put_utf8('format', self.get_format_string())
2755
branch = a_bzrdir.open_branch()
2983
2756
if revision_id is None:
2984
2757
revision_id = _mod_revision.ensure_null(branch.last_revision())
2759
revision_id = osutils.safe_revision_id(revision_id)
2985
2760
# WorkingTree3 can handle an inventory which has a unique root id.
2986
2761
# as of bzr 0.12. However, bzr 0.11 and earlier fail to handle
2987
2762
# those trees. And because there isn't a format bump inbetween, we
added
removed
bzrlib/workingtree.py
