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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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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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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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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:
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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 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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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
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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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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):
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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):
621
assert kind is not None
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if file_id is None:
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inv.add_path(f, kind=kind)
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kind = 'tree-reference'
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return kind, None, None, None
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elif kind == 'symlink':
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target = osutils.readlink(abspath)
771
return ('symlink', None, None, target)
722
return ('symlink', None, None, os.readlink(abspath))
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return (kind, None, None, None)
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def _file_content_summary(self, path, stat_result):
776
size = stat_result.st_size
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executable = self._is_executable_from_path_and_stat(path, stat_result)
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# try for a stat cache lookup
779
return ('file', size, executable, self._sha_from_stat(
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@deprecated_method(zero_eleven)
728
def pending_merges(self):
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"""Return a list of pending merges.
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These are revisions that have been merged into the working
732
directory but not yet committed.
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As of 0.11 this is deprecated. Please see WorkingTree.get_parent_ids()
735
instead - which is available on all tree objects.
737
return self.get_parent_ids()[1:]
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def _check_parents_for_ghosts(self, revision_ids, allow_leftmost_as_ghost):
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"""Common ghost checking functionality from set_parent_*.
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def _set_merges_from_parent_ids(self, parent_ids):
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merges = parent_ids[1:]
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self._transport.put_bytes('pending-merges', '\n'.join(merges),
797
mode=self.bzrdir._get_file_mode())
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def _filter_parent_ids_by_ancestry(self, revision_ids):
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"""Check that all merged revisions are proper 'heads'.
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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
753
self._control_files.put_bytes('pending-merges', '\n'.join(merges))
818
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@needs_tree_write_lock
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def set_parent_ids(self, revision_ids, allow_leftmost_as_ghost=False):
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757
"""Set the parent ids to revision_ids.
822
759
See also set_parent_trees. This api will try to retrieve the tree data
823
760
for each element of revision_ids from the trees repository. If you have
824
761
tree data already available, it is more efficient to use
914
846
branch.last_revision().
916
848
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()
849
pb = bzrlib.ui.ui_factory.nested_progress_bar()
851
merger = Merger(self.branch, this_tree=self, pb=pb)
852
merger.pp = ProgressPhase("Merge phase", 5, pb)
853
merger.pp.next_phase()
854
# check that there are no
856
merger.check_basis(check_clean=True, require_commits=False)
857
if to_revision is None:
858
to_revision = _mod_revision.ensure_null(branch.last_revision())
859
merger.other_rev_id = to_revision
860
if _mod_revision.is_null(merger.other_rev_id):
861
raise errors.NoCommits(branch)
862
self.branch.fetch(branch, last_revision=merger.other_rev_id)
863
merger.other_basis = merger.other_rev_id
864
merger.other_tree = self.branch.repository.revision_tree(
866
merger.other_branch = branch
867
merger.pp.next_phase()
868
if from_revision is None:
871
merger.set_base_revision(from_revision, branch)
872
if merger.base_rev_id == merger.other_rev_id:
873
raise errors.PointlessMerge
874
merger.backup_files = False
875
if merge_type is None:
876
merger.merge_type = Merge3Merger
878
merger.merge_type = merge_type
879
merger.set_interesting_files(None)
880
merger.show_base = False
881
merger.reprocess = False
882
conflicts = merger.do_merge()
950
889
def merge_modified(self):
951
890
"""Return a dictionary of files modified by a merge.
953
The list is initialized by WorkingTree.set_merge_modified, which is
892
The list is initialized by WorkingTree.set_merge_modified, which is
954
893
typically called after we make some automatic updates to the tree
955
894
because of a merge.
958
897
still in the working inventory and have that text hash.
961
hashfile = self._transport.get('merge-hashes')
900
hashfile = self._control_files.get('merge-hashes')
962
901
except errors.NoSuchFile:
967
if hashfile.next() != MERGE_MODIFIED_HEADER_1 + '\n':
968
raise errors.MergeModifiedFormatError()
969
except StopIteration:
905
if hashfile.next() != MERGE_MODIFIED_HEADER_1 + '\n':
970
906
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
907
except StopIteration:
908
raise errors.MergeModifiedFormatError()
909
for s in RioReader(hashfile):
910
# RioReader reads in Unicode, so convert file_ids back to utf8
911
file_id = osutils.safe_file_id(s.get("file_id"), warn=False)
912
if file_id not in self.inventory:
914
text_hash = s.get("hash")
915
if text_hash == self.get_file_sha1(file_id):
916
merge_hashes[file_id] = text_hash
983
919
@needs_write_lock
984
920
def mkdir(self, path, file_id=None):
1036
970
other_tree.unlock()
1037
971
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
973
def _directory_is_tree_reference(self, relpath):
974
# as a special case, if a directory contains control files then
1052
975
# it's a tree reference, except that the root of the tree is not
1053
976
return relpath and osutils.isdir(self.abspath(relpath) + u"/.bzr")
1054
977
# TODO: We could ask all the control formats whether they
1076
999
transport = transport.clone(name)
1077
1000
transport.ensure_base()
1078
1001
return transport
1080
1003
sub_path = self.id2path(file_id)
1081
1004
branch_transport = mkdirs(sub_path)
1082
1005
if format is None:
1083
format = self.bzrdir.cloning_metadir()
1006
format = bzrdir.format_registry.make_bzrdir('dirstate-with-subtree')
1084
1007
branch_transport.ensure_base()
1085
1008
branch_bzrdir = format.initialize_on_transport(branch_transport)
1087
1010
repo = branch_bzrdir.find_repository()
1088
1011
except errors.NoRepositoryPresent:
1089
1012
repo = branch_bzrdir.create_repository()
1090
if not repo.supports_rich_root():
1091
raise errors.RootNotRich()
1013
assert repo.supports_rich_root()
1015
if not repo.supports_rich_root():
1016
raise errors.RootNotRich()
1092
1017
new_branch = branch_bzrdir.create_branch()
1093
1018
new_branch.pull(self.branch)
1094
1019
for parent_id in self.get_parent_ids():
1096
1021
tree_transport = self.bzrdir.root_transport.clone(sub_path)
1097
1022
if tree_transport.base != branch_transport.base:
1098
1023
tree_bzrdir = format.initialize_on_transport(tree_transport)
1099
branch.BranchReferenceFormat().initialize(tree_bzrdir,
1100
target_branch=new_branch)
1024
branch.BranchReferenceFormat().initialize(tree_bzrdir, new_branch)
1102
1026
tree_bzrdir = branch_bzrdir
1103
wt = tree_bzrdir.create_workingtree(_mod_revision.NULL_REVISION)
1027
wt = tree_bzrdir.create_workingtree(NULL_REVISION)
1104
1028
wt.set_parent_ids(self.get_parent_ids())
1105
1029
my_inv = self.inventory
1106
child_inv = inventory.Inventory(root_id=None)
1030
child_inv = Inventory(root_id=None)
1107
1031
new_root = my_inv[file_id]
1108
1032
my_inv.remove_recursive_id(file_id)
1109
1033
new_root.parent_id = None
1127
1051
sio = StringIO()
1128
1052
self._serialize(self._inventory, sio)
1130
self._transport.put_file('inventory', sio,
1131
mode=self.bzrdir._get_file_mode())
1054
self._control_files.put('inventory', sio)
1132
1055
self._inventory_is_modified = False
1134
1057
def _kind(self, relpath):
1135
1058
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).
1060
def list_files(self, include_root=False):
1061
"""Recursively list all files as (path, class, kind, id, entry).
1140
1063
Lists, but does not descend into unversioned directories.
1141
1065
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
1068
Skips the control directory.
1148
1070
# list_files is an iterator, so @needs_read_lock doesn't work properly
1149
1071
# with it. So callers should be careful to always read_lock the tree.
1164
1086
fk_entries = {'directory':TreeDirectory, 'file':TreeFile, 'symlink':TreeLink}
1166
1088
# 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)
1089
children = os.listdir(self.basedir)
1177
1090
children.sort()
1178
# jam 20060527 The kernel sized tree seems equivalent whether we
1091
# jam 20060527 The kernel sized tree seems equivalent whether we
1179
1092
# use a deque and popleft to keep them sorted, or if we use a plain
1180
1093
# list and just reverse() them.
1181
1094
children = collections.deque(children)
1182
stack = [(from_dir_id, u'', from_dir_abspath, children)]
1095
stack = [(inv.root.file_id, u'', self.basedir, children)]
1184
1097
from_dir_id, from_dir_relpath, from_dir_abspath, children = stack[-1]
1239
1152
except KeyError:
1240
1153
yield fp[1:], c, fk, None, TreeEntry()
1243
1156
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
1159
# But do this child first
1160
new_children = os.listdir(fap)
1162
new_children = collections.deque(new_children)
1163
stack.append((f_ie.file_id, fp, fap, new_children))
1164
# Break out of inner loop,
1165
# so that we start outer loop with child
1256
1168
# if we finished all children, pop it off the stack
1493
1400
from_tail = splitpath(from_rel)[-1]
1494
1401
from_id = inv.path2id(from_rel)
1495
1402
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]
1403
raise errors.BzrRenameFailedError(from_rel,to_rel,
1404
errors.NotVersionedError(path=str(from_rel)))
1405
from_entry = inv[from_id]
1507
1406
from_parent_id = from_entry.parent_id
1508
1407
to_dir, to_tail = os.path.split(to_rel)
1509
1408
to_dir_id = inv.path2id(to_dir)
1571
1470
:raises: NoSuchId if any fileid is not currently versioned.
1573
1472
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:
1577
1473
if self._inventory.has_id(file_id):
1578
1474
self._inventory.remove_recursive_id(file_id)
1476
raise errors.NoSuchId(self, file_id)
1579
1477
if len(file_ids):
1580
# in the future this should just set a dirty bit to wait for the
1478
# in the future this should just set a dirty bit to wait for the
1581
1479
# final unlock. However, until all methods of workingtree start
1582
# with the current in -memory inventory rather than triggering
1480
# with the current in -memory inventory rather than triggering
1583
1481
# a read, it is more complex - we need to teach read_inventory
1584
1482
# to know when to read, and when to not read first... and possibly
1585
1483
# to save first when the in memory one may be corrupted.
1586
1484
# so for now, we just only write it if it is indeed dirty.
1587
1485
# - RBC 20060907
1588
1486
self._write_inventory(self._inventory)
1488
@deprecated_method(zero_eight)
1489
def iter_conflicts(self):
1490
"""List all files in the tree that have text or content conflicts.
1491
DEPRECATED. Use conflicts instead."""
1492
return self._iter_conflicts()
1590
1494
def _iter_conflicts(self):
1591
1495
conflicted = set()
1601
1505
@needs_write_lock
1602
1506
def pull(self, source, overwrite=False, stop_revision=None,
1603
change_reporter=None, possible_transports=None, local=False):
1507
change_reporter=None, possible_transports=None):
1508
top_pb = bzrlib.ui.ui_factory.nested_progress_bar()
1604
1509
source.lock_read()
1511
pp = ProgressPhase("Pull phase", 2, top_pb)
1606
1513
old_revision_info = self.branch.last_revision_info()
1607
1514
basis_tree = self.basis_tree()
1608
1515
count = self.branch.pull(source, overwrite, stop_revision,
1609
possible_transports=possible_transports,
1516
possible_transports=possible_transports)
1611
1517
new_revision_info = self.branch.last_revision_info()
1612
1518
if new_revision_info != old_revision_info:
1613
1520
repository = self.branch.repository
1521
pb = bzrlib.ui.ui_factory.nested_progress_bar()
1614
1522
basis_tree.lock_read()
1616
1524
new_basis_tree = self.branch.basis_tree()
1619
1527
new_basis_tree,
1621
1529
this_tree=self,
1623
1531
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)
1532
if (basis_tree.inventory.root is None and
1533
new_basis_tree.inventory.root is not None):
1534
self.set_root_id(new_basis_tree.inventory.root.file_id)
1629
1537
basis_tree.unlock()
1630
1538
# TODO - dedup parents list with things merged by pull ?
1631
1539
# reuse the revisiontree we merged against to set the new
1633
1541
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
1542
# we have to pull the merge trees out again, because
1543
# merge_inner has set the ids. - this corner is not yet
1636
1544
# layered well enough to prevent double handling.
1637
1545
# XXX TODO: Fix the double handling: telling the tree about
1638
1546
# the already known parent data is wasteful.
1734
1636
r"""Check whether the filename matches an ignore pattern.
1736
1638
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.
1639
others match against only the last component.
1741
1641
If the file is ignored, returns the pattern which caused it to
1742
1642
be ignored, otherwise None. So this can simply be used as a
1743
1643
boolean if desired."""
1744
1644
if getattr(self, '_ignoreglobster', None) is None:
1745
self._ignoreglobster = globbing.ExceptionGlobster(self.get_ignore_list())
1645
self._ignoreglobster = globbing.Globster(self.get_ignore_list())
1746
1646
return self._ignoreglobster.match(filename)
1748
1648
def kind(self, file_id):
1749
1649
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
1651
def _comparison_data(self, entry, path):
1756
1652
abspath = self.abspath(path)
1886
1778
# as commit already has that ready-to-use [while the format is the
1887
1779
# same, that is].
1889
# this double handles the inventory - unpack and repack -
1781
# this double handles the inventory - unpack and repack -
1890
1782
# but is easier to understand. We can/should put a conditional
1891
1783
# in here based on whether the inventory is in the latest format
1892
1784
# - perhaps we should repack all inventories on a repository
1894
1786
# the fast path is to copy the raw xml from the repository. If the
1895
# xml contains 'revision_id="', then we assume the right
1787
# xml contains 'revision_id="', then we assume the right
1896
1788
# revision_id is set. We must check for this full string, because a
1897
1789
# root node id can legitimately look like 'revision_id' but cannot
1898
1790
# contain a '"'.
1899
xml = self.branch.repository._get_inventory_xml(new_revision)
1791
xml = self.branch.repository.get_inventory_xml(new_revision)
1900
1792
firstline = xml.split('\n', 1)[0]
1901
if (not 'revision_id="' in firstline or
1793
if (not 'revision_id="' in firstline or
1902
1794
'format="7"' not in firstline):
1903
inv = self.branch.repository._serializer.read_inventory_from_string(
1795
inv = self.branch.repository.deserialise_inventory(
1905
1797
xml = self._create_basis_xml_from_inventory(new_revision, inv)
1906
1798
self._write_basis_inventory(xml)
1907
1799
except (errors.NoSuchRevision, errors.RevisionNotPresent):
1910
1802
def read_basis_inventory(self):
1911
1803
"""Read the cached basis inventory."""
1912
1804
path = self._basis_inventory_name()
1913
return self._transport.get_bytes(path)
1805
return self._control_files.get(path).read()
1915
1807
@needs_read_lock
1916
1808
def read_working_inventory(self):
1917
1809
"""Read the working inventory.
1919
1811
:raises errors.InventoryModified: read_working_inventory will fail
1920
1812
when the current in memory inventory has been modified.
1922
# conceptually this should be an implementation detail of the tree.
1814
# conceptually this should be an implementation detail of the tree.
1923
1815
# XXX: Deprecate this.
1924
1816
# ElementTree does its own conversion from UTF-8, so open in
1926
1818
if self._inventory_is_modified:
1927
1819
raise errors.InventoryModified(self)
1928
f = self._transport.get('inventory')
1930
result = self._deserialize(f)
1820
result = self._deserialize(self._control_files.get('inventory'))
1933
1821
self._set_inventory(result, dirty=False)
1951
1839
new_files=set()
1952
1840
unknown_nested_files=set()
1954
to_file = sys.stdout
1956
1842
def recurse_directory_to_add_files(directory):
1957
1843
# Recurse directory and add all files
1958
1844
# so we can check if they have changed.
1959
1845
for parent_info, file_infos in\
1960
self.walkdirs(directory):
1961
for relpath, basename, kind, lstat, fileid, kind in file_infos:
1846
osutils.walkdirs(self.abspath(directory),
1848
for relpath, basename, kind, lstat, abspath in file_infos:
1962
1849
# Is it versioned or ignored?
1963
1850
if self.path2id(relpath) or self.is_ignored(relpath):
1964
1851
# Add nested content for deletion.
1989
1877
has_changed_files = len(unknown_nested_files) > 0
1990
1878
if not has_changed_files:
1991
1879
for (file_id, path, content_change, versioned, parent_id, name,
1992
kind, executable) in self.iter_changes(self.basis_tree(),
1880
kind, executable) in self._iter_changes(self.basis_tree(),
1993
1881
include_unchanged=True, require_versioned=False,
1994
1882
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
1883
# Check if it's an unknown (but not ignored) OR
1884
# changed (but not deleted) :
1885
if not self.is_ignored(path[1]) and (
1886
versioned == (False, False) or
1887
content_change and kind[1] != None):
2003
1888
has_changed_files = True
2066
1950
' as of bzr 0.91. Please use None (the default) instead.',
2067
1951
DeprecationWarning, stacklevel=2)
2068
1952
if old_tree is None:
2069
basis_tree = self.basis_tree()
2070
basis_tree.lock_read()
2071
old_tree = basis_tree
1953
old_tree = self.basis_tree()
1954
conflicts = transform.revert(self, old_tree, filenames, backups, pb,
1956
if filenames is None:
1957
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:
1960
resolve(self, filenames, ignore_misses=True)
2092
1961
return conflicts
2094
1963
def revision_tree(self, revision_id):
2142
2012
@needs_tree_write_lock
2143
2013
def set_root_id(self, file_id):
2144
2014
"""Set the root id for this tree."""
2146
2016
if file_id is None:
2148
'WorkingTree.set_root_id with fileid=None')
2149
file_id = osutils.safe_file_id(file_id)
2017
symbol_versioning.warn(symbol_versioning.zero_twelve
2018
% 'WorkingTree.set_root_id with fileid=None',
2023
file_id = osutils.safe_file_id(file_id)
2150
2024
self._set_root_id(file_id)
2152
2026
def _set_root_id(self, file_id):
2153
2027
"""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
2029
:param file_id: The file id to assign to the root. It must not be
2156
2030
present in the current inventory or an error will occur. It must
2157
2031
not be None, but rather a valid file id.
2178
2052
def unlock(self):
2179
2053
"""See Branch.unlock.
2181
2055
WorkingTree locking just uses the Branch locking facilities.
2182
2056
This is current because all working trees have an embedded branch
2183
2057
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
2058
between multiple working trees, i.e. via shared storage, then we
2185
2059
would probably want to lock both the local tree, and the branch.
2187
2061
raise NotImplementedError(self.unlock)
2191
def update(self, change_reporter=None, possible_transports=None,
2192
revision=None, old_tip=_marker):
2063
def update(self, change_reporter=None, possible_transports=None):
2193
2064
"""Update a working tree along its branch.
2195
2066
This will update the branch if its bound too, which means we have
2249
2113
# cant set that until we update the working trees last revision to be
2250
2114
# one from the new branch, because it will just get absorbed by the
2251
2115
# parent de-duplication logic.
2253
2117
# We MUST save it even if an error occurs, because otherwise the users
2254
2118
# local work is unreferenced and will appear to have been lost.
2258
2122
last_rev = self.get_parent_ids()[0]
2259
2123
except IndexError:
2260
2124
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()
2125
if last_rev != _mod_revision.ensure_null(self.branch.last_revision()):
2126
# merge tree state up to new branch tip.
2285
2127
basis = self.basis_tree()
2286
2128
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)
2130
to_tree = self.branch.basis_tree()
2131
if basis.inventory.root is None:
2132
self.set_root_id(to_tree.inventory.root.file_id)
2134
result += merge.merge_inner(
2139
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
2142
# TODO - dedup parents list with things merged by pull ?
2306
2143
# reuse the tree we've updated to to set the basis:
2307
parent_trees = [(revision, to_tree)]
2144
parent_trees = [(self.branch.last_revision(), to_tree)]
2308
2145
merges = self.get_parent_ids()[1:]
2309
2146
# 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
2147
# tree can decide whether to give us teh entire tree or give us a
2311
2148
# lazy initialised tree. dirstate for instance will have the trees
2312
2149
# in ram already, whereas a last-revision + basis-inventory tree
2313
2150
# will not, but also does not need them when setting parents.
2314
2151
for parent in merges:
2315
2152
parent_trees.append(
2316
2153
(parent, self.branch.repository.revision_tree(parent)))
2317
if not _mod_revision.is_null(old_tip):
2154
if (old_tip is not None and not _mod_revision.is_null(old_tip)):
2318
2155
parent_trees.append(
2319
2156
(old_tip, self.branch.repository.revision_tree(old_tip)))
2320
2157
self.set_parent_trees(parent_trees)
2321
2158
last_rev = parent_trees[0][0]
2160
# the working tree had the same last-revision as the master
2161
# branch did. We may still have pivot local work from the local
2162
# branch into old_tip:
2163
if (old_tip is not None and not _mod_revision.is_null(old_tip)):
2164
self.add_parent_tree_id(old_tip)
2165
if (old_tip is not None and not _mod_revision.is_null(old_tip)
2166
and old_tip != last_rev):
2167
# our last revision was not the prior branch last revision
2168
# and we have converted that last revision to a pending merge.
2169
# base is somewhere between the branch tip now
2170
# and the now pending merge
2172
# Since we just modified the working tree and inventory, flush out
2173
# the current state, before we modify it again.
2174
# TODO: jam 20070214 WorkingTree3 doesn't require this, dirstate
2175
# requires it only because TreeTransform directly munges the
2176
# inventory and calls tree._write_inventory(). Ultimately we
2177
# should be able to remove this extra flush.
2179
graph = self.branch.repository.get_graph()
2180
base_rev_id = graph.find_unique_lca(self.branch.last_revision(),
2182
base_tree = self.branch.repository.revision_tree(base_rev_id)
2183
other_tree = self.branch.repository.revision_tree(old_tip)
2184
result += merge.merge_inner(
2189
change_reporter=change_reporter)
2324
2192
def _write_hashcache_if_dirty(self):
2325
2193
"""Write out the hashcache if it is dirty."""
2409
2277
current_inv = None
2410
2278
inv_finished = True
2411
2279
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
2280
if not disk_finished:
2419
2281
# 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 -
2282
if current_disk[0][1][top_strip_len:] == '':
2283
# osutils.walkdirs can be made nicer -
2423
2284
# 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])):
2286
bzrdir_loc = bisect_left(current_disk[1], ('.bzr', '.bzr'))
2287
if current_disk[1][bzrdir_loc][0] == '.bzr':
2430
2288
# we dont yield the contents of, or, .bzr itself.
2431
del cur_disk_dir_content[bzrdir_loc]
2289
del current_disk[1][bzrdir_loc]
2432
2290
if inv_finished:
2433
2291
# everything is unknown
2436
2294
# everything is missing
2439
direction = cmp(current_inv[0][0], cur_disk_dir_relpath)
2297
direction = cmp(current_inv[0][0], current_disk[0][0])
2440
2298
if direction > 0:
2441
2299
# disk is before inventory - unknown
2442
2300
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
2301
relpath, basename, kind, stat, top_path in current_disk[1]]
2302
yield (current_disk[0][0], None), dirblock
2447
2304
current_disk = disk_iterator.next()
2448
2305
except StopIteration:
2523
2379
# FIXME: stash the node in pending
2524
2380
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
2381
for name, child in entry.sorted_children():
2382
dirblock.append((relroot + name, name, child.kind, None,
2383
child.file_id, child.kind
2530
2385
yield (currentdir[0], entry.file_id), dirblock
2531
2386
# push the user specified dirs from dirblock
2532
2387
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
2435
class WorkingTree2(WorkingTree):
2612
2436
"""This is the Format 2 working tree.
2614
This was the first weave based working tree.
2438
This was the first weave based working tree.
2615
2439
- uses os locks for locking.
2616
2440
- uses the branch last-revision.
2676
2496
def _last_revision(self):
2677
2497
"""See Mutable.last_revision."""
2679
return self._transport.get_bytes('last-revision')
2499
return self._control_files.get('last-revision').read()
2680
2500
except errors.NoSuchFile:
2681
2501
return _mod_revision.NULL_REVISION
2683
2503
def _change_last_revision(self, revision_id):
2684
2504
"""See WorkingTree._change_last_revision."""
2685
if revision_id is None or revision_id == _mod_revision.NULL_REVISION:
2505
if revision_id is None or revision_id == NULL_REVISION:
2687
self._transport.delete('last-revision')
2507
self._control_files._transport.delete('last-revision')
2688
2508
except errors.NoSuchFile:
2692
self._transport.put_bytes('last-revision', revision_id,
2693
mode=self.bzrdir._get_file_mode())
2512
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
2515
@needs_tree_write_lock
2701
2516
def set_conflicts(self, conflicts):
2702
self._put_rio('conflicts', conflicts.to_stanzas(),
2517
self._put_rio('conflicts', conflicts.to_stanzas(),
2703
2518
CONFLICT_HEADER_1)
2705
2520
@needs_tree_write_lock
2848
2668
"""See WorkingTreeFormat.get_format_description()."""
2849
2669
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.
2671
def stub_initialize_remote(self, control_files):
2672
"""As a special workaround create critical control files for a remote working tree
2854
2674
This ensures that it can later be updated and dealt with locally,
2855
since BzrDirFormat6 and BzrDirFormat5 cannot represent dirs with
2675
since BzrDirFormat6 and BzrDirFormat5 cannot represent dirs with
2856
2676
no working tree. (See bug #43064).
2858
2678
sio = StringIO()
2859
inv = inventory.Inventory()
2860
2680
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):
2682
control_files.put('inventory', sio)
2684
control_files.put_bytes('pending-merges', '')
2687
def initialize(self, a_bzrdir, revision_id=None):
2867
2688
"""See WorkingTreeFormat.initialize()."""
2868
2689
if not isinstance(a_bzrdir.transport, LocalTransport):
2869
2690
raise errors.NotLocalUrl(a_bzrdir.transport.base)
2870
if from_branch is not None:
2871
branch = from_branch
2873
branch = a_bzrdir.open_branch()
2691
branch = a_bzrdir.open_branch()
2874
2692
if revision_id is None:
2875
2693
revision_id = _mod_revision.ensure_null(branch.last_revision())
2876
2694
branch.lock_write()
2953
2771
def _open_control_files(self, a_bzrdir):
2954
2772
transport = a_bzrdir.get_workingtree_transport(None)
2955
return LockableFiles(transport, self._lock_file_name,
2773
return LockableFiles(transport, self._lock_file_name,
2956
2774
self._lock_class)
2958
def initialize(self, a_bzrdir, revision_id=None, from_branch=None,
2959
accelerator_tree=None, hardlink=False):
2776
def initialize(self, a_bzrdir, revision_id=None):
2960
2777
"""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,
2779
revision_id allows creating a working tree at a different
2780
revision than the branch is at.
2971
2782
if not isinstance(a_bzrdir.transport, LocalTransport):
2972
2783
raise errors.NotLocalUrl(a_bzrdir.transport.base)
added
removed
bzrlib/workingtree.py
