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# Copyright (C) 2005, 2006, 2007 Canonical Ltd
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# Copyright (C) 2005 Canonical Ltd
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# This program is free software; you can redistribute it and/or modify
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# it under the terms of the GNU General Public License as published by
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# the Free Software Foundation; either version 2 of the License, or
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# (at your option) any later version.
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# This program is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU General Public License for more details.
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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., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
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# The newly committed revision is going to have a shape corresponding
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# to that of the working tree. Files that are not in the
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# working tree and that were in the predecessor are reported as
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# removed --- this can include files that were either removed from the
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# inventory or deleted in the working tree. If they were only
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# deleted from disk, they are removed from the working inventory.
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# We then consider the remaining entries, which will be in the new
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# version. Directory entries are simply copied across. File entries
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# must be checked to see if a new version of the file should be
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# recorded. For each parent revision tree, we check to see what
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# version of the file was present. If the file was present in at
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# least one tree, and if it was the same version in all the trees,
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# then we can just refer to that version. Otherwise, a new version
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# representing the merger of the file versions must be added.
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# TODO: Update hashcache before and after - or does the WorkingTree
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# TODO: Rather than mashing together the ancestry and storing it back,
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# perhaps the weave should have single method which does it all in one
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# go, avoiding a lot of redundant work.
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# TODO: Perhaps give a warning if one of the revisions marked as
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# merged is already in the ancestry, and then don't record it as a
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# TODO: If the file is newly merged but unchanged from the version it
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# merges from, then it should still be reported as newly added
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# relative to the basis revision.
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# TODO: Change the parameter 'rev_id' to 'revision_id' to be consistent with
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# the rest of the code; add a deprecation of the old name.
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from cStringIO import StringIO
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from bzrlib.branch import Branch
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from bzrlib.errors import (BzrError, PointlessCommit,
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from bzrlib.osutils import (kind_marker, isdir,isfile, is_inside_any,
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is_inside_or_parent_of_any,
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minimum_path_selection,
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quotefn, sha_file, split_lines,
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from bzrlib.testament import Testament
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from bzrlib.trace import mutter, note, warning, is_quiet
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from bzrlib.xml5 import serializer_v5
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from bzrlib.inventory import InventoryEntry, make_entry
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from bzrlib import symbol_versioning
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from bzrlib.symbol_versioning import (deprecated_passed,
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from bzrlib.workingtree import WorkingTree
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from bzrlib.urlutils import unescape_for_display
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class NullCommitReporter(object):
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"""I report on progress of a commit."""
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def started(self, revno, revid, location=None):
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def snapshot_change(self, change, path):
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def completed(self, revno, rev_id):
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def deleted(self, file_id):
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def escaped(self, escape_count, message):
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def missing(self, path):
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def renamed(self, change, old_path, new_path):
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def is_verbose(self):
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class ReportCommitToLog(NullCommitReporter):
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def _note(self, format, *args):
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Subclasses may choose to override this method.
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def snapshot_change(self, change, path):
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if change == 'unchanged':
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if change == 'added' and path == '':
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self._note("%s %s", change, path)
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def started(self, revno, rev_id, location=None):
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if location is not None:
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location = ' to "' + unescape_for_display(location, 'utf-8') + '"'
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self._note('Committing revision %d%s.', revno, location)
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def completed(self, revno, rev_id):
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self._note('Committed revision %d.', revno)
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def deleted(self, file_id):
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self._note('deleted %s', file_id)
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def escaped(self, escape_count, message):
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self._note("replaced %d control characters in message", escape_count)
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def missing(self, path):
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self._note('missing %s', path)
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def renamed(self, change, old_path, new_path):
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self._note('%s %s => %s', change, old_path, new_path)
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def is_verbose(self):
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class Commit(object):
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"""Task of committing a new revision.
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This is a MethodObject: it accumulates state as the commit is
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prepared, and then it is discarded. It doesn't represent
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historical revisions, just the act of recording a new one.
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Modified to hold a list of files that have been deleted from
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the working directory; these should be removed from the
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def commit(branch, message, timestamp=None, timezone=None,
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"""Commit working copy as a new revision.
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The basic approach is to add all the file texts into the
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store, then the inventory, then make a new revision pointing
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to that inventory and store that.
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This is not quite safe if the working copy changes during the
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commit; for the moment that is simply not allowed. A better
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approach is to make a temporary copy of the files before
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computing their hashes, and then add those hashes in turn to
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the inventory. This should mean at least that there are no
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broken hash pointers. There is no way we can get a snapshot
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of the whole directory at an instant. This would also have to
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be robust against files disappearing, moving, etc. So the
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whole thing is a bit hard.
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timestamp -- if not None, seconds-since-epoch for a
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postdated/predated commit.
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If true, commit only those files.
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"""Create a Commit object.
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:param reporter: the default reporter to use or None to decide later
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self.reporter = reporter
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allow_pointless=True,
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message_callback=None,
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"""Commit working copy as a new revision.
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:param message: the commit message (it or message_callback is required)
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:param timestamp: if not None, seconds-since-epoch for a
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postdated/predated commit.
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:param specific_files: If true, commit only those files.
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:param rev_id: If set, use this as the new revision id.
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Useful for test or import commands that need to tightly
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control what revisions are assigned. If you duplicate
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a revision id that exists elsewhere it is your own fault.
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If null (default), a time/random revision id is generated.
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:param allow_pointless: If true (default), commit even if nothing
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has changed and no merges are recorded.
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:param strict: If true, don't allow a commit if the working tree
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contains unknown files.
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:param revprops: Properties for new revision
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:param local: Perform a local only commit.
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:param reporter: the reporter to use or None for the default
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:param verbose: if True and the reporter is not None, report everything
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:param recursive: If set to 'down', commit in any subtrees that have
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pending changes of any sort during this commit.
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mutter('preparing to commit')
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if working_tree is None:
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raise BzrError("working_tree must be passed into commit().")
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self.work_tree = working_tree
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self.branch = self.work_tree.branch
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if getattr(self.work_tree, 'requires_rich_root', lambda: False)():
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if not self.branch.repository.supports_rich_root():
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raise errors.RootNotRich()
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if message_callback is None:
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if message is not None:
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if isinstance(message, str):
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message = message.decode(bzrlib.user_encoding)
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message_callback = lambda x: message
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raise BzrError("The message or message_callback keyword"
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" parameter is required for commit().")
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self.bound_branch = None
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self.any_entries_changed = False
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self.any_entries_deleted = False
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self.master_branch = None
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self.master_locked = False
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self.recursive = recursive
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if specific_files is not None:
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self.specific_files = sorted(
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minimum_path_selection(specific_files))
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self.specific_files = None
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self.specific_file_ids = None
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self.allow_pointless = allow_pointless
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self.revprops = revprops
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self.message_callback = message_callback
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self.timestamp = timestamp
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self.timezone = timezone
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self.committer = committer
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self.verbose = verbose
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# accumulates an inventory delta to the basis entry, so we can make
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# just the necessary updates to the workingtree's cached basis.
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self._basis_delta = []
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self.work_tree.lock_write()
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self.pb = bzrlib.ui.ui_factory.nested_progress_bar()
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self.basis_revid = self.work_tree.last_revision()
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self.basis_tree = self.work_tree.basis_tree()
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self.basis_tree.lock_read()
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# Cannot commit with conflicts present.
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if len(self.work_tree.conflicts()) > 0:
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raise ConflictsInTree
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# Setup the bound branch variables as needed.
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self._check_bound_branch()
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# Check that the working tree is up to date
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old_revno, new_revno = self._check_out_of_date_tree()
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# Complete configuration setup
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if reporter is not None:
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self.reporter = reporter
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elif self.reporter is None:
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self.reporter = self._select_reporter()
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if self.config is None:
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self.config = self.branch.get_config()
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# If provided, ensure the specified files are versioned
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if self.specific_files is not None:
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# Note: This routine is being called because it raises
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# PathNotVersionedError as a side effect of finding the IDs. We
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# later use the ids we found as input to the working tree
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# inventory iterator, so we only consider those ids rather than
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# examining the whole tree again.
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# XXX: Dont we have filter_unversioned to do this more
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self.specific_file_ids = tree.find_ids_across_trees(
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specific_files, [self.basis_tree, self.work_tree])
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# Setup the progress bar. As the number of files that need to be
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# committed in unknown, progress is reported as stages.
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# We keep track of entries separately though and include that
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# information in the progress bar during the relevant stages.
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self.pb_stage_name = ""
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self.pb_stage_count = 0
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self.pb_stage_total = 5
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if self.bound_branch:
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self.pb_stage_total += 1
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self.pb.show_pct = False
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self.pb.show_spinner = False
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self.pb.show_eta = False
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self.pb.show_count = True
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self.pb.show_bar = True
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# After a merge, a selected file commit is not supported.
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# See 'bzr help merge' for an explanation as to why.
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self.basis_inv = self.basis_tree.inventory
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self._gather_parents()
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if len(self.parents) > 1 and self.specific_files:
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raise errors.CannotCommitSelectedFileMerge(self.specific_files)
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# Collect the changes
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self._set_progress_stage("Collecting changes",
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entries_title="Directory")
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self.builder = self.branch.get_commit_builder(self.parents,
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self.config, timestamp, timezone, committer, revprops, rev_id)
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# find the location being committed to
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if self.bound_branch:
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master_location = self.master_branch.base
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master_location = self.branch.base
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# report the start of the commit
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self.reporter.started(new_revno, self.rev_id, master_location)
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self._update_builder_with_changes()
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self._report_and_accumulate_deletes()
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self._check_pointless()
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# TODO: Now the new inventory is known, check for conflicts.
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# ADHB 2006-08-08: If this is done, populate_new_inv should not add
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# weave lines, because nothing should be recorded until it is known
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# that commit will succeed.
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self._set_progress_stage("Saving data locally")
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self.builder.finish_inventory()
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# Prompt the user for a commit message if none provided
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message = message_callback(self)
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assert isinstance(message, unicode), type(message)
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self.message = message
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self._escape_commit_message()
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# Add revision data to the local branch
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self.rev_id = self.builder.commit(self.message)
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self._process_pre_hooks(old_revno, new_revno)
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# Upload revision data to the master.
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# this will propagate merged revisions too if needed.
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if self.bound_branch:
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self._set_progress_stage("Uploading data to master branch")
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self.master_branch.repository.fetch(self.branch.repository,
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revision_id=self.rev_id)
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# now the master has the revision data
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# 'commit' to the master first so a timeout here causes the
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# local branch to be out of date
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self.master_branch.set_last_revision_info(new_revno,
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# and now do the commit locally.
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self.branch.set_last_revision_info(new_revno, self.rev_id)
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# Make the working tree up to date with the branch
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self._set_progress_stage("Updating the working tree")
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self.work_tree.update_basis_by_delta(self.rev_id,
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self.reporter.completed(new_revno, self.rev_id)
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self._process_post_hooks(old_revno, new_revno)
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def _select_reporter(self):
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"""Select the CommitReporter to use."""
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return NullCommitReporter()
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return ReportCommitToLog()
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def _check_pointless(self):
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if self.allow_pointless:
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# A merge with no effect on files
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if len(self.parents) > 1:
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# TODO: we could simplify this by using self._basis_delta.
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# The initial commit adds a root directory, but this in itself is not
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# a worthwhile commit.
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if (self.basis_revid == revision.NULL_REVISION and
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len(self.builder.new_inventory) == 1):
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raise PointlessCommit()
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# If length == 1, then we only have the root entry. Which means
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# that there is no real difference (only the root could be different)
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# unless deletes occured, in which case the length is irrelevant.
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if (self.any_entries_deleted or
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(len(self.builder.new_inventory) != 1 and
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self.any_entries_changed)):
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raise PointlessCommit()
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def _check_bound_branch(self):
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"""Check to see if the local branch is bound.
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If it is bound, then most of the commit will actually be
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done using the remote branch as the target branch.
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Only at the end will the local branch be updated.
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if self.local and not self.branch.get_bound_location():
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raise errors.LocalRequiresBoundBranch()
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self.master_branch = self.branch.get_master_branch()
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if not self.master_branch:
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# make this branch the reference branch for out of date checks.
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self.master_branch = self.branch
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# If the master branch is bound, we must fail
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master_bound_location = self.master_branch.get_bound_location()
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if master_bound_location:
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raise errors.CommitToDoubleBoundBranch(self.branch,
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self.master_branch, master_bound_location)
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# TODO: jam 20051230 We could automatically push local
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# commits to the remote branch if they would fit.
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# But for now, just require remote to be identical
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# Make sure the local branch is identical to the master
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master_info = self.master_branch.last_revision_info()
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local_info = self.branch.last_revision_info()
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if local_info != master_info:
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raise errors.BoundBranchOutOfDate(self.branch,
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# Now things are ready to change the master branch
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self.bound_branch = self.branch
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self.master_branch.lock_write()
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self.master_locked = True
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def _check_out_of_date_tree(self):
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"""Check that the working tree is up to date.
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:return: old_revision_number,new_revision_number tuple
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first_tree_parent = self.work_tree.get_parent_ids()[0]
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# if there are no parents, treat our parent as 'None'
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# this is so that we still consider the master branch
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# - in a checkout scenario the tree may have no
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# parents but the branch may do.
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first_tree_parent = bzrlib.revision.NULL_REVISION
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old_revno, master_last = self.master_branch.last_revision_info()
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if master_last != first_tree_parent:
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if master_last != bzrlib.revision.NULL_REVISION:
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raise errors.OutOfDateTree(self.work_tree)
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if self.branch.repository.has_revision(first_tree_parent):
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new_revno = old_revno + 1
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# ghost parents never appear in revision history.
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return old_revno,new_revno
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def _process_pre_hooks(self, old_revno, new_revno):
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"""Process any registered pre commit hooks."""
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self._set_progress_stage("Running pre_commit hooks")
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self._process_hooks("pre_commit", old_revno, new_revno)
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def _process_post_hooks(self, old_revno, new_revno):
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"""Process any registered post commit hooks."""
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# Process the post commit hooks, if any
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self._set_progress_stage("Running post_commit hooks")
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# old style commit hooks - should be deprecated ? (obsoleted in
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if self.config.post_commit() is not None:
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hooks = self.config.post_commit().split(' ')
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# this would be nicer with twisted.python.reflect.namedAny
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result = eval(hook + '(branch, rev_id)',
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{'branch':self.branch,
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'rev_id':self.rev_id})
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# process new style post commit hooks
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self._process_hooks("post_commit", old_revno, new_revno)
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def _process_hooks(self, hook_name, old_revno, new_revno):
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if not Branch.hooks[hook_name]:
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# new style commit hooks:
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if not self.bound_branch:
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hook_master = self.branch
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hook_master = self.master_branch
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hook_local = self.branch
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# With bound branches, when the master is behind the local branch,
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# the 'old_revno' and old_revid values here are incorrect.
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# XXX: FIXME ^. RBC 20060206
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old_revid = self.parents[0]
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old_revid = bzrlib.revision.NULL_REVISION
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if hook_name == "pre_commit":
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future_tree = self.builder.revision_tree()
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tree_delta = future_tree.changes_from(self.basis_tree,
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for hook in Branch.hooks[hook_name]:
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# show the running hook in the progress bar. As hooks may
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# end up doing nothing (e.g. because they are not configured by
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# the user) this is still showing progress, not showing overall
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# actions - its up to each plugin to show a UI if it want's to
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# (such as 'Emailing diff to foo@example.com').
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self.pb_stage_name = "Running %s hooks [%s]" % \
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(hook_name, Branch.hooks.get_hook_name(hook))
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self._emit_progress()
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if 'hooks' in debug.debug_flags:
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mutter("Invoking commit hook: %r", hook)
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if hook_name == "post_commit":
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hook(hook_local, hook_master, old_revno, old_revid, new_revno,
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elif hook_name == "pre_commit":
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hook(hook_local, hook_master,
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old_revno, old_revid, new_revno, self.rev_id,
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tree_delta, future_tree)
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"""Cleanup any open locks, progress bars etc."""
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cleanups = [self._cleanup_bound_branch,
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self.basis_tree.unlock,
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self.work_tree.unlock,
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found_exception = None
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for cleanup in cleanups:
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# we want every cleanup to run no matter what.
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# so we have a catchall here, but we will raise the
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# last encountered exception up the stack: and
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# typically this will be useful enough.
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if found_exception is not None:
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# don't do a plan raise, because the last exception may have been
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# trashed, e is our sure-to-work exception even though it loses the
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# full traceback. XXX: RBC 20060421 perhaps we could check the
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# exc_info and if its the same one do a plain raise otherwise
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# 'raise e' as we do now.
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def _cleanup_bound_branch(self):
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"""Executed at the end of a try/finally to cleanup a bound branch.
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If the branch wasn't bound, this is a no-op.
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If it was, it resents self.branch to the local branch, instead
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if not self.bound_branch:
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if self.master_locked:
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self.master_branch.unlock()
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def _escape_commit_message(self):
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"""Replace xml-incompatible control characters."""
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# FIXME: RBC 20060419 this should be done by the revision
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# serialiser not by commit. Then we can also add an unescaper
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# in the deserializer and start roundtripping revision messages
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# precisely. See repository_implementations/test_repository.py
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# Python strings can include characters that can't be
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# represented in well-formed XML; escape characters that
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# aren't listed in the XML specification
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# (http://www.w3.org/TR/REC-xml/#NT-Char).
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self.message, escape_count = re.subn(
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u'[^\x09\x0A\x0D\u0020-\uD7FF\uE000-\uFFFD]+',
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lambda match: match.group(0).encode('unicode_escape'),
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self.reporter.escaped(escape_count, self.message)
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def _gather_parents(self):
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"""Record the parents of a merge for merge detection."""
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# TODO: Make sure that this list doesn't contain duplicate
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# entries and the order is preserved when doing this.
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self.parents = self.work_tree.get_parent_ids()
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self.parent_invs = [self.basis_inv]
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for revision in self.parents[1:]:
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if self.branch.repository.has_revision(revision):
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mutter('commit parent revision {%s}', revision)
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inventory = self.branch.repository.get_inventory(revision)
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self.parent_invs.append(inventory)
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mutter('commit parent ghost revision {%s}', revision)
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def _update_builder_with_changes(self):
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"""Update the commit builder with the data about what has changed.
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# Build the revision inventory.
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# This starts by creating a new empty inventory. Depending on
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# which files are selected for commit, and what is present in the
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# current tree, the new inventory is populated. inventory entries
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# which are candidates for modification have their revision set to
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# None; inventory entries that are carried over untouched have their
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# revision set to their prior value.
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# ESEPARATIONOFCONCERNS: this function is diffing and using the diff
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# results to create a new inventory at the same time, which results
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# in bugs like #46635. Any reason not to use/enhance Tree.changes_from?
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specific_files = self.specific_files
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mutter("Selecting files for commit with filter %s", specific_files)
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# Build the new inventory
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self._populate_from_inventory(specific_files)
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# If specific files are selected, then all un-selected files must be
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# recorded in their previous state. For more details, see
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# https://lists.ubuntu.com/archives/bazaar/2007q3/028476.html.
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for path, old_ie in self.basis_inv.iter_entries():
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if old_ie.file_id in self.builder.new_inventory:
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# already added - skip.
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if is_inside_any(specific_files, path):
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# was inside the selected path, if not present it has been
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if old_ie.kind == 'directory':
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self._next_progress_entry()
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# not in final inv yet, was not in the selected files, so is an
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# entry to be preserved unaltered.
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# Note: specific file commits after a merge are currently
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# prohibited. This test is for sanity/safety in case it's
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# required after that changes.
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if len(self.parents) > 1:
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delta, version_recorded = self.builder.record_entry_contents(
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ie, self.parent_invs, path, self.basis_tree, None)
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self.any_entries_changed = True
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if delta: self._basis_delta.append(delta)
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def _report_and_accumulate_deletes(self):
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# XXX: Could the list of deleted paths and ids be instead taken from
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# _populate_from_inventory?
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deleted_ids = set(self.basis_inv._byid.keys()) - \
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set(self.builder.new_inventory._byid.keys())
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self.any_entries_deleted = True
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deleted = [(self.basis_tree.id2path(file_id), file_id)
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for file_id in deleted_ids]
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# XXX: this is not quite directory-order sorting
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for path, file_id in deleted:
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self._basis_delta.append((path, None, file_id, None))
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self.reporter.deleted(path)
690
def _populate_from_inventory(self, specific_files):
691
"""Populate the CommitBuilder by walking the working tree inventory."""
693
# raise an exception as soon as we find a single unknown.
694
for unknown in self.work_tree.unknowns():
695
raise StrictCommitFailed()
697
report_changes = self.reporter.is_verbose()
700
# XXX: Note that entries may have the wrong kind because the entry does
701
# not reflect the status on disk.
702
work_inv = self.work_tree.inventory
703
entries = work_inv.iter_entries_by_dir(
704
specific_file_ids=self.specific_file_ids, yield_parents=True)
705
for path, existing_ie in entries:
706
file_id = existing_ie.file_id
707
name = existing_ie.name
708
parent_id = existing_ie.parent_id
709
kind = existing_ie.kind
710
if kind == 'directory':
711
self._next_progress_entry()
712
# Skip files that have been deleted from the working tree.
713
# The deleted path ids are also recorded so they can be explicitly
716
path_segments = splitpath(path)
717
deleted_dict = deleted_paths
718
for segment in path_segments:
719
deleted_dict = deleted_dict.get(segment, None)
720
if deleted_dict is None:
721
# We took a path not present in the dict.
724
# We've reached an empty child dir in the dict, so are now
729
if deleted_dict is not None:
730
# the path has a deleted parent, do not add it.
732
content_summary = self.work_tree.path_content_summary(path)
733
# Note that when a filter of specific files is given, we must only
734
# skip/record deleted files matching that filter.
735
if not specific_files or is_inside_any(specific_files, path):
736
if content_summary[0] == 'missing':
737
if not deleted_paths:
738
# path won't have been split yet.
739
path_segments = splitpath(path)
740
deleted_dict = deleted_paths
741
for segment in path_segments:
742
deleted_dict = deleted_dict.setdefault(segment, {})
743
self.reporter.missing(path)
744
deleted_ids.append(file_id)
746
# TODO: have the builder do the nested commit just-in-time IF and
748
if content_summary[0] == 'tree-reference':
749
# enforce repository nested tree policy.
750
if (not self.work_tree.supports_tree_reference() or
751
# repository does not support it either.
752
not self.branch.repository._format.supports_tree_reference):
753
content_summary = ('directory',) + content_summary[1:]
754
kind = content_summary[0]
755
# TODO: specific_files filtering before nested tree processing
756
if kind == 'tree-reference':
757
if self.recursive == 'down':
758
nested_revision_id = self._commit_nested_tree(
760
content_summary = content_summary[:3] + (
763
content_summary = content_summary[:3] + (
764
self.work_tree.get_reference_revision(file_id),)
766
# Record an entry for this item
767
# Note: I don't particularly want to have the existing_ie
768
# parameter but the test suite currently (28-Jun-07) breaks
769
# without it thanks to a unicode normalisation issue. :-(
770
definitely_changed = kind != existing_ie.kind
771
self._record_entry(path, file_id, specific_files, kind, name,
772
parent_id, definitely_changed, existing_ie, report_changes,
775
# Unversion IDs that were found to be deleted
776
self.work_tree.unversion(deleted_ids)
778
def _commit_nested_tree(self, file_id, path):
779
"Commit a nested tree."
780
sub_tree = self.work_tree.get_nested_tree(file_id, path)
781
# FIXME: be more comprehensive here:
782
# this works when both trees are in --trees repository,
783
# but when both are bound to a different repository,
784
# it fails; a better way of approaching this is to
785
# finally implement the explicit-caches approach design
786
# a while back - RBC 20070306.
787
if sub_tree.branch.repository.has_same_location(
788
self.work_tree.branch.repository):
789
sub_tree.branch.repository = \
790
self.work_tree.branch.repository
792
return sub_tree.commit(message=None, revprops=self.revprops,
793
recursive=self.recursive,
794
message_callback=self.message_callback,
795
timestamp=self.timestamp, timezone=self.timezone,
796
committer=self.committer,
797
allow_pointless=self.allow_pointless,
798
strict=self.strict, verbose=self.verbose,
799
local=self.local, reporter=self.reporter)
800
except errors.PointlessCommit:
801
return self.work_tree.get_reference_revision(file_id)
803
def _record_entry(self, path, file_id, specific_files, kind, name,
804
parent_id, definitely_changed, existing_ie, report_changes,
806
"Record the new inventory entry for a path if any."
807
# mutter('check %s {%s}', path, file_id)
808
# mutter('%s selected for commit', path)
809
if definitely_changed or existing_ie is None:
810
ie = make_entry(kind, name, parent_id, file_id)
812
ie = existing_ie.copy()
814
delta, version_recorded = self.builder.record_entry_contents(ie,
815
self.parent_invs, path, self.work_tree, content_summary)
817
self._basis_delta.append(delta)
819
self.any_entries_changed = True
821
self._report_change(ie, path)
824
def _report_change(self, ie, path):
825
"""Report a change to the user.
827
The change that has occurred is described relative to the basis
830
if (self.basis_inv.has_id(ie.file_id)):
831
basis_ie = self.basis_inv[ie.file_id]
834
change = ie.describe_change(basis_ie, ie)
835
if change in (InventoryEntry.RENAMED,
836
InventoryEntry.MODIFIED_AND_RENAMED):
837
old_path = self.basis_inv.id2path(ie.file_id)
838
self.reporter.renamed(change, old_path, path)
840
self.reporter.snapshot_change(change, path)
842
def _set_progress_stage(self, name, entries_title=None):
843
"""Set the progress stage and emit an update to the progress bar."""
844
self.pb_stage_name = name
845
self.pb_stage_count += 1
846
self.pb_entries_title = entries_title
847
if entries_title is not None:
848
self.pb_entries_count = 0
849
self.pb_entries_total = '?'
850
self._emit_progress()
852
def _next_progress_entry(self):
853
"""Emit an update to the progress bar and increment the entry count."""
854
self.pb_entries_count += 1
855
self._emit_progress()
857
def _emit_progress(self):
858
if self.pb_entries_title:
859
if self.pb_entries_total == '?':
860
text = "%s [%s %d] - Stage" % (self.pb_stage_name,
861
self.pb_entries_title, self.pb_entries_count)
863
text = "%s [%s %d/%s] - Stage" % (self.pb_stage_name,
864
self.pb_entries_title, self.pb_entries_count,
865
str(self.pb_entries_total))
867
text = "%s - Stage" % (self.pb_stage_name)
868
self.pb.update(text, self.pb_stage_count, self.pb_stage_total)
47
import os, time, tempfile
49
from inventory import Inventory
50
from osutils import isdir, isfile, sha_string, quotefn, \
51
local_time_offset, username, kind_marker, is_inside_any
53
from branch import gen_file_id
54
from errors import BzrError
55
from revision import Revision
56
from trace import mutter, note
58
branch._need_writelock()
60
## TODO: Show branch names
62
# TODO: Don't commit if there are no changes, unless forced?
64
# First walk over the working inventory; and both update that
65
# and also build a new revision inventory. The revision
66
# inventory needs to hold the text-id, sha1 and size of the
67
# actual file versions committed in the revision. (These are
68
# not present in the working inventory.) We also need to
69
# detect missing/deleted files, and remove them from the
72
work_tree = branch.working_tree()
73
work_inv = work_tree.inventory
75
basis = branch.basis_tree()
76
basis_inv = basis.inventory
79
print 'looking for changes...'
80
for path, entry in work_inv.iter_entries():
81
## TODO: Cope with files that have gone missing.
83
## TODO: Check that the file kind has not changed from the previous
84
## revision of this file (if any).
88
p = branch.abspath(path)
89
file_id = entry.file_id
90
mutter('commit prep file %s, id %r ' % (p, file_id))
92
if specific_files and not is_inside_any(specific_files, path):
93
if basis_inv.has_id(file_id):
94
# carry over with previous state
95
inv.add(basis_inv[file_id].copy())
97
# omit this from committed inventory
101
if not work_tree.has_id(file_id):
102
note('deleted %s%s' % (path, kind_marker(entry.kind)))
103
mutter(" file is missing, removing from inventory")
104
missing_ids.append(file_id)
109
if basis_inv.has_id(file_id):
110
old_kind = basis_inv[file_id].kind
111
if old_kind != entry.kind:
112
raise BzrError("entry %r changed kind from %r to %r"
113
% (file_id, old_kind, entry.kind))
115
if entry.kind == 'directory':
117
raise BzrError("%s is entered as directory but not a directory"
119
elif entry.kind == 'file':
121
raise BzrError("%s is entered as file but is not a file" % quotefn(p))
123
new_sha1 = work_tree.get_file_sha1(file_id)
125
old_ie = basis_inv.has_id(file_id) and basis_inv[file_id]
127
and old_ie.text_sha1 == new_sha1):
128
## assert content == basis.get_file(file_id).read()
129
entry.text_id = old_ie.text_id
130
entry.text_sha1 = new_sha1
131
entry.text_size = old_ie.text_size
132
mutter(' unchanged from previous text_id {%s}' %
135
content = file(p, 'rb').read()
137
entry.text_sha1 = sha_string(content)
138
entry.text_size = len(content)
140
entry.text_id = gen_file_id(entry.name)
141
branch.text_store.add(content, entry.text_id)
142
mutter(' stored with text_id {%s}' % entry.text_id)
144
note('added %s' % path)
145
elif (old_ie.name == entry.name
146
and old_ie.parent_id == entry.parent_id):
147
note('modified %s' % path)
149
note('renamed %s' % path)
152
for file_id in missing_ids:
153
# Any files that have been deleted are now removed from the
154
# working inventory. Files that were not selected for commit
155
# are left as they were in the working inventory and ommitted
156
# from the revision inventory.
158
# have to do this later so we don't mess up the iterator.
159
# since parents may be removed before their children we
162
# FIXME: There's probably a better way to do this; perhaps
163
# the workingtree should know how to filter itbranch.
164
if work_inv.has_id(file_id):
165
del work_inv[file_id]
169
rev_id = _gen_revision_id(time.time())
172
inv_tmp = tempfile.TemporaryFile()
173
inv.write_xml(inv_tmp)
175
branch.inventory_store.add(inv_tmp, inv_id)
176
mutter('new inventory_id is {%s}' % inv_id)
178
branch._write_inventory(work_inv)
180
if timestamp == None:
181
timestamp = time.time()
183
if committer == None:
184
committer = username()
187
timezone = local_time_offset()
189
mutter("building commit log message")
190
rev = Revision(timestamp=timestamp,
193
precursor = branch.last_patch(),
198
rev_tmp = tempfile.TemporaryFile()
199
rev.write_xml(rev_tmp)
201
branch.revision_store.add(rev_tmp, rev_id)
202
mutter("new revision_id is {%s}" % rev_id)
204
## XXX: Everything up to here can simply be orphaned if we abort
205
## the commit; it will leave junk files behind but that doesn't
208
## TODO: Read back the just-generated changeset, and make sure it
209
## applies and recreates the right state.
211
## TODO: Also calculate and store the inventory SHA1
212
mutter("committing patch r%d" % (branch.revno() + 1))
215
branch.append_revision(rev_id)
217
note("commited r%d" % branch.revno())
221
def _gen_revision_id(when):
222
"""Return new revision-id."""
223
from binascii import hexlify
224
from osutils import rand_bytes, compact_date, user_email
226
s = '%s-%s-' % (user_email(), compact_date(when))
227
s += hexlify(rand_bytes(8))
added
removed
bzrlib/commit.py
