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# Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
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from warnings import warn
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import xml.sax.saxutils
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from cStringIO import StringIO
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import sys, os, os.path, random, time, sha, sets, types, re, shutil, tempfile
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import traceback, socket, fnmatch, difflib, time
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from binascii import hexlify
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from inventory import Inventory
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from trace import mutter, note
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from tree import Tree, EmptyTree, RevisionTree, WorkingTree
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from inventory import InventoryEntry, Inventory
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from osutils import isdir, quotefn, isfile, uuid, sha_file, username, chomp, \
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format_date, compact_date, pumpfile, user_email, rand_bytes, splitpath, \
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joinpath, sha_string, file_kind, local_time_offset
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from store import ImmutableStore
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from revision import Revision
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from errors import bailout
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from textui import show_status
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from diff import diff_trees
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BZR_BRANCH_FORMAT = "Bazaar-NG branch, format 0.0.4\n"
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import bzrlib.inventory as inventory
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from bzrlib.trace import mutter, note
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from bzrlib.osutils import (isdir, quotefn,
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rename, splitpath, sha_file,
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file_kind, abspath, normpath, pathjoin)
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import bzrlib.errors as errors
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from bzrlib.errors import (BzrError, InvalidRevisionNumber, InvalidRevisionId,
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NoSuchRevision, HistoryMissing, NotBranchError,
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DivergedBranches, LockError, UnlistableStore,
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UnlistableBranch, NoSuchFile, NotVersionedError,
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from bzrlib.textui import show_status
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from bzrlib.revision import (Revision, is_ancestor, get_intervening_revisions,
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from bzrlib.delta import compare_trees
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from bzrlib.tree import EmptyTree, RevisionTree
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from bzrlib.inventory import Inventory
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from bzrlib.store import copy_all
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from bzrlib.store.text import TextStore
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from bzrlib.store.weave import WeaveStore
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from bzrlib.testament import Testament
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import bzrlib.transactions as transactions
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from bzrlib.transport import Transport, get_transport
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from config import TreeConfig
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BZR_BRANCH_FORMAT_4 = "Bazaar-NG branch, format 0.0.4\n"
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BZR_BRANCH_FORMAT_5 = "Bazaar-NG branch, format 5\n"
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BZR_BRANCH_FORMAT_6 = "Bazaar-NG branch, format 6\n"
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## TODO: Maybe include checks for common corruption of newlines, etc?
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# TODO: Some operations like log might retrieve the same revisions
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# repeatedly to calculate deltas. We could perhaps have a weakref
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# cache in memory to make this faster. In general anything can be
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# cached in memory between lock and unlock operations.
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def find_branch(*ignored, **ignored_too):
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# XXX: leave this here for about one release, then remove it
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raise NotImplementedError('find_branch() is not supported anymore, '
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'please use one of the new branch constructors')
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def needs_read_lock(unbound):
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"""Decorate unbound to take out and release a read lock."""
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def decorated(self, *args, **kwargs):
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return unbound(self, *args, **kwargs)
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def needs_write_lock(unbound):
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"""Decorate unbound to take out and release a write lock."""
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def decorated(self, *args, **kwargs):
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return unbound(self, *args, **kwargs)
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######################################################################
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"""Branch holding a history of revisions.
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:todo: Perhaps use different stores for different classes of object,
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so that we can keep track of how much space each one uses,
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or garbage-collect them.
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:todo: Add a RemoteBranch subclass. For the basic case of read-only
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HTTP access this should be very easy by,
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just redirecting controlfile access into HTTP requests.
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We would need a RemoteStore working similarly.
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:todo: Keep the on-disk branch locked while the object exists.
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:todo: mkdir() method.
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def __init__(self, base, init=False):
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Base directory/url of the branch.
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def __init__(self, *ignored, **ignored_too):
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raise NotImplementedError('The Branch class is abstract')
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def open_downlevel(base):
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"""Open a branch which may be of an old format.
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Only local branches are supported."""
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return BzrBranch(get_transport(base), relax_version_check=True)
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"""Open an existing branch, rooted at 'base' (url)"""
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t = get_transport(base)
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mutter("trying to open %r with transport %r", base, t)
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def open_containing(url):
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"""Open an existing branch which contains url.
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This probes for a branch at url, and searches upwards from there.
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Basically we keep looking up until we find the control directory or
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run into the root. If there isn't one, raises NotBranchError.
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If there is one, it is returned, along with the unused portion of url.
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t = get_transport(url)
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return BzrBranch(t), t.relpath(url)
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except NotBranchError, e:
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mutter('not a branch in: %r %s', t.base, e)
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new_t = t.clone('..')
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if new_t.base == t.base:
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# reached the root, whatever that may be
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raise NotBranchError(path=url)
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def initialize(base):
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"""Create a new branch, rooted at 'base' (url)"""
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t = get_transport(base)
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return BzrBranch(t, init=True)
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def setup_caching(self, cache_root):
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"""Subclasses that care about caching should override this, and set
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up cached stores located under cache_root.
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self.cache_root = cache_root
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cfg = self.tree_config()
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return cfg.get_option(u"nickname", default=self.base.split('/')[-2])
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def _set_nick(self, nick):
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cfg = self.tree_config()
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cfg.set_option(nick, "nickname")
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assert cfg.get_option("nickname") == nick
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nick = property(_get_nick, _set_nick)
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def push_stores(self, branch_to):
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"""Copy the content of this branches store to branch_to."""
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raise NotImplementedError('push_stores is abstract')
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def get_transaction(self):
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"""Return the current active transaction.
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If no transaction is active, this returns a passthrough object
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for which all data is immediately flushed and no caching happens.
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raise NotImplementedError('get_transaction is abstract')
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def lock_write(self):
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raise NotImplementedError('lock_write is abstract')
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raise NotImplementedError('lock_read is abstract')
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raise NotImplementedError('unlock is abstract')
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def abspath(self, name):
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"""Return absolute filename for something in the branch
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XXX: Robert Collins 20051017 what is this used for? why is it a branch
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method and not a tree method.
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raise NotImplementedError('abspath is abstract')
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def controlfilename(self, file_or_path):
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"""Return location relative to branch."""
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raise NotImplementedError('controlfilename is abstract')
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def controlfile(self, file_or_path, mode='r'):
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"""Open a control file for this branch.
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There are two classes of file in the control directory: text
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and binary. binary files are untranslated byte streams. Text
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control files are stored with Unix newlines and in UTF-8, even
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if the platform or locale defaults are different.
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Controlfiles should almost never be opened in write mode but
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rather should be atomically copied and replaced using atomicfile.
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raise NotImplementedError('controlfile is abstract')
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def put_controlfile(self, path, f, encode=True):
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"""Write an entry as a controlfile.
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:param path: The path to put the file, relative to the .bzr control
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:param f: A file-like or string object whose contents should be copied.
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:param encode: If true, encode the contents as utf-8
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raise NotImplementedError('put_controlfile is abstract')
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def put_controlfiles(self, files, encode=True):
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"""Write several entries as controlfiles.
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:param files: A list of [(path, file)] pairs, where the path is the directory
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underneath the bzr control directory
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:param encode: If true, encode the contents as utf-8
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raise NotImplementedError('put_controlfiles is abstract')
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def get_root_id(self):
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"""Return the id of this branches root"""
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raise NotImplementedError('get_root_id is abstract')
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def set_root_id(self, file_id):
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raise NotImplementedError('set_root_id is abstract')
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def print_file(self, file, revision_id):
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"""Print `file` to stdout."""
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raise NotImplementedError('print_file is abstract')
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def append_revision(self, *revision_ids):
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raise NotImplementedError('append_revision is abstract')
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def set_revision_history(self, rev_history):
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raise NotImplementedError('set_revision_history is abstract')
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def has_revision(self, revision_id):
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"""True if this branch has a copy of the revision.
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This does not necessarily imply the revision is merge
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or on the mainline."""
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raise NotImplementedError('has_revision is abstract')
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def get_revision_xml(self, revision_id):
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raise NotImplementedError('get_revision_xml is abstract')
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def get_revision(self, revision_id):
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"""Return the Revision object for a named revision"""
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raise NotImplementedError('get_revision is abstract')
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def get_revision_delta(self, revno):
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"""Return the delta for one revision.
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The delta is relative to its mainline predecessor, or the
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empty tree for revision 1.
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assert isinstance(revno, int)
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rh = self.revision_history()
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if not (1 <= revno <= len(rh)):
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raise InvalidRevisionNumber(revno)
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# revno is 1-based; list is 0-based
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new_tree = self.revision_tree(rh[revno-1])
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old_tree = EmptyTree()
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old_tree = self.revision_tree(rh[revno-2])
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return compare_trees(old_tree, new_tree)
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def get_revision_sha1(self, revision_id):
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"""Hash the stored value of a revision, and return it."""
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raise NotImplementedError('get_revision_sha1 is abstract')
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def get_ancestry(self, revision_id):
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"""Return a list of revision-ids integrated by a revision.
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This currently returns a list, but the ordering is not guaranteed:
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raise NotImplementedError('get_ancestry is abstract')
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def get_inventory(self, revision_id):
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"""Get Inventory object by hash."""
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raise NotImplementedError('get_inventory is abstract')
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def get_inventory_xml(self, revision_id):
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"""Get inventory XML as a file object."""
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raise NotImplementedError('get_inventory_xml is abstract')
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def get_inventory_sha1(self, revision_id):
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"""Return the sha1 hash of the inventory entry."""
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raise NotImplementedError('get_inventory_sha1 is abstract')
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def get_revision_inventory(self, revision_id):
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"""Return inventory of a past revision."""
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raise NotImplementedError('get_revision_inventory is abstract')
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def revision_history(self):
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"""Return sequence of revision hashes on to this branch."""
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raise NotImplementedError('revision_history is abstract')
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"""Return current revision number for this branch.
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That is equivalent to the number of revisions committed to
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return len(self.revision_history())
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def last_revision(self):
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"""Return last patch hash, or None if no history."""
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ph = self.revision_history()
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def missing_revisions(self, other, stop_revision=None, diverged_ok=False):
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"""Return a list of new revisions that would perfectly fit.
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If self and other have not diverged, return a list of the revisions
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present in other, but missing from self.
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>>> from bzrlib.commit import commit
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>>> bzrlib.trace.silent = True
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>>> br1 = ScratchBranch()
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>>> br2 = ScratchBranch()
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>>> br1.missing_revisions(br2)
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>>> commit(br2, "lala!", rev_id="REVISION-ID-1")
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>>> br1.missing_revisions(br2)
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>>> br2.missing_revisions(br1)
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>>> commit(br1, "lala!", rev_id="REVISION-ID-1")
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>>> br1.missing_revisions(br2)
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>>> commit(br2, "lala!", rev_id="REVISION-ID-2A")
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>>> br1.missing_revisions(br2)
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>>> commit(br1, "lala!", rev_id="REVISION-ID-2B")
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>>> br1.missing_revisions(br2)
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Traceback (most recent call last):
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DivergedBranches: These branches have diverged. Try merge.
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self_history = self.revision_history()
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self_len = len(self_history)
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other_history = other.revision_history()
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other_len = len(other_history)
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common_index = min(self_len, other_len) -1
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if common_index >= 0 and \
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self_history[common_index] != other_history[common_index]:
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raise DivergedBranches(self, other)
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if stop_revision is None:
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stop_revision = other_len
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assert isinstance(stop_revision, int)
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if stop_revision > other_len:
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raise bzrlib.errors.NoSuchRevision(self, stop_revision)
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return other_history[self_len:stop_revision]
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def update_revisions(self, other, stop_revision=None):
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"""Pull in new perfect-fit revisions."""
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raise NotImplementedError('update_revisions is abstract')
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def pullable_revisions(self, other, stop_revision):
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raise NotImplementedError('pullable_revisions is abstract')
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def revision_id_to_revno(self, revision_id):
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"""Given a revision id, return its revno"""
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if revision_id is None:
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history = self.revision_history()
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return history.index(revision_id) + 1
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raise bzrlib.errors.NoSuchRevision(self, revision_id)
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def get_rev_id(self, revno, history=None):
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"""Find the revision id of the specified revno."""
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history = self.revision_history()
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elif revno <= 0 or revno > len(history):
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raise bzrlib.errors.NoSuchRevision(self, revno)
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return history[revno - 1]
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def revision_tree(self, revision_id):
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"""Return Tree for a revision on this branch.
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`revision_id` may be None for the null revision, in which case
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an `EmptyTree` is returned."""
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raise NotImplementedError('revision_tree is abstract')
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def working_tree(self):
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"""Return a `Tree` for the working copy if this is a local branch."""
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raise NotImplementedError('working_tree is abstract')
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def pull(self, source, overwrite=False):
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raise NotImplementedError('pull is abstract')
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def basis_tree(self):
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"""Return `Tree` object for last revision.
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If there are no revisions yet, return an `EmptyTree`.
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return self.revision_tree(self.last_revision())
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def rename_one(self, from_rel, to_rel):
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This can change the directory or the filename or both.
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raise NotImplementedError('rename_one is abstract')
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def move(self, from_paths, to_name):
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to_name must exist as a versioned directory.
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If to_name exists and is a directory, the files are moved into
439
it, keeping their old names. If it is a directory,
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Note that to_name is only the last component of the new name;
442
this doesn't change the directory.
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This returns a list of (from_path, to_path) pairs for each
447
raise NotImplementedError('move is abstract')
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def get_parent(self):
450
"""Return the parent location of the branch.
452
This is the default location for push/pull/missing. The usual
453
pattern is that the user can override it by specifying a
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raise NotImplementedError('get_parent is abstract')
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def get_push_location(self):
459
"""Return the None or the location to push this branch to."""
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raise NotImplementedError('get_push_location is abstract')
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def set_push_location(self, location):
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"""Set a new push location for this branch."""
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raise NotImplementedError('set_push_location is abstract')
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def set_parent(self, url):
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raise NotImplementedError('set_parent is abstract')
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def check_revno(self, revno):
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Check whether a revno corresponds to any revision.
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Zero (the NULL revision) is considered valid.
475
self.check_real_revno(revno)
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def check_real_revno(self, revno):
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Check whether a revno corresponds to a real revision.
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Zero (the NULL revision) is considered invalid
482
if revno < 1 or revno > self.revno():
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raise InvalidRevisionNumber(revno)
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def sign_revision(self, revision_id, gpg_strategy):
486
raise NotImplementedError('sign_revision is abstract')
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def store_revision_signature(self, gpg_strategy, plaintext, revision_id):
489
raise NotImplementedError('store_revision_signature is abstract')
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def fileid_involved_between_revs(self, from_revid, to_revid):
492
""" This function returns the file_id(s) involved in the
493
changes between the from_revid revision and the to_revid
496
raise NotImplementedError('fileid_involved_between_revs is abstract')
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def fileid_involved(self, last_revid=None):
499
""" This function returns the file_id(s) involved in the
500
changes up to the revision last_revid
501
If no parametr is passed, then all file_id[s] present in the
502
repository are returned
504
raise NotImplementedError('fileid_involved is abstract')
506
def fileid_involved_by_set(self, changes):
507
""" This function returns the file_id(s) involved in the
508
changes present in the set 'changes'
510
raise NotImplementedError('fileid_involved_by_set is abstract')
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class BzrBranch(Branch):
513
"""A branch stored in the actual filesystem.
515
Note that it's "local" in the context of the filesystem; it doesn't
516
really matter if it's on an nfs/smb/afs/coda/... share, as long as
517
it's writable, and can be accessed via the normal filesystem API.
523
If _lock_mode is true, a positive count of the number of times the
527
Lock object from bzrlib.lock.
529
# We actually expect this class to be somewhat short-lived; part of its
530
# purpose is to try to isolate what bits of the branch logic are tied to
531
# filesystem access, so that in a later step, we can extricate them to
532
# a separarte ("storage") class.
536
_inventory_weave = None
537
# If set to False (by a plugin, etc) BzrBranch will not set the
538
# mode on created files or directories
539
_set_file_mode = True
542
# Map some sort of prefix into a namespace
543
# stuff like "revno:10", "revid:", etc.
544
# This should match a prefix with a function which accepts
545
REVISION_NAMESPACES = {}
547
def push_stores(self, branch_to):
548
"""See Branch.push_stores."""
549
if (self._branch_format != branch_to._branch_format
550
or self._branch_format != 4):
551
from bzrlib.fetch import greedy_fetch
552
mutter("falling back to fetch logic to push between %s(%s) and %s(%s)",
553
self, self._branch_format, branch_to, branch_to._branch_format)
554
greedy_fetch(to_branch=branch_to, from_branch=self,
555
revision=self.last_revision())
558
store_pairs = ((self.text_store, branch_to.text_store),
559
(self.inventory_store, branch_to.inventory_store),
560
(self.revision_store, branch_to.revision_store))
562
for from_store, to_store in store_pairs:
563
copy_all(from_store, to_store)
564
except UnlistableStore:
565
raise UnlistableBranch(from_store)
567
def __init__(self, transport, init=False,
568
relax_version_check=False):
66
569
"""Create new branch object at a particular location.
68
:param base: Base directory for the branch.
70
:param init: If True, create new control files in a previously
571
transport -- A Transport object, defining how to access files.
573
init -- If True, create new control files in a previously
71
574
unversioned directory. If False, the branch must already
577
relax_version_check -- If true, the usual check for the branch
578
version is not applied. This is intended only for
579
upgrade/recovery type use; it's not guaranteed that
580
all operations will work on old format branches.
74
582
In the test suite, creation of new trees is tested using the
75
583
`ScratchBranch` class.
77
self.base = os.path.realpath(base)
585
assert isinstance(transport, Transport), \
586
"%r is not a Transport" % transport
587
self._transport = transport
79
589
self._make_control()
81
if not isdir(self.controlfilename('.')):
82
bailout("not a bzr branch: %s" % quotefn(base),
83
['use "bzr init" to initialize a new working tree',
84
'current bzr can only operate from top-of-tree'])
87
self.text_store = ImmutableStore(self.controlfilename('text-store'))
88
self.revision_store = ImmutableStore(self.controlfilename('revision-store'))
89
self.inventory_store = ImmutableStore(self.controlfilename('inventory-store'))
590
self._check_format(relax_version_check)
593
def get_store(name, compressed=True, prefixed=False):
594
relpath = self._rel_controlfilename(unicode(name))
595
store = TextStore(self._transport.clone(relpath),
596
dir_mode=self._dir_mode,
597
file_mode=self._file_mode,
599
compressed=compressed)
602
def get_weave(name, prefixed=False):
603
relpath = self._rel_controlfilename(unicode(name))
604
ws = WeaveStore(self._transport.clone(relpath),
606
dir_mode=self._dir_mode,
607
file_mode=self._file_mode)
608
if self._transport.should_cache():
609
ws.enable_cache = True
612
if self._branch_format == 4:
613
self.inventory_store = get_store('inventory-store')
614
self.text_store = get_store('text-store')
615
self.revision_store = get_store('revision-store')
616
elif self._branch_format == 5:
617
self.control_weaves = get_weave(u'')
618
self.weave_store = get_weave(u'weaves')
619
self.revision_store = get_store(u'revision-store', compressed=False)
620
elif self._branch_format == 6:
621
self.control_weaves = get_weave(u'')
622
self.weave_store = get_weave(u'weaves', prefixed=True)
623
self.revision_store = get_store(u'revision-store', compressed=False,
625
self.revision_store.register_suffix('sig')
626
self._transaction = None
92
628
def __str__(self):
93
return '%s(%r)' % (self.__class__.__name__, self.base)
629
return '%s(%r)' % (self.__class__.__name__, self._transport.base)
96
631
__repr__ = __str__
100
"""Return filename relative to branch top"""
101
return os.path.join(self.base, name)
634
if self._lock_mode or self._lock:
635
# XXX: This should show something every time, and be suitable for
636
# headless operation and embedding
637
warn("branch %r was not explicitly unlocked" % self)
640
# TODO: It might be best to do this somewhere else,
641
# but it is nice for a Branch object to automatically
642
# cache it's information.
643
# Alternatively, we could have the Transport objects cache requests
644
# See the earlier discussion about how major objects (like Branch)
645
# should never expect their __del__ function to run.
646
if hasattr(self, 'cache_root') and self.cache_root is not None:
648
shutil.rmtree(self.cache_root)
651
self.cache_root = None
655
return self._transport.base
658
base = property(_get_base, doc="The URL for the root of this branch.")
660
def _finish_transaction(self):
661
"""Exit the current transaction."""
662
if self._transaction is None:
663
raise errors.LockError('Branch %s is not in a transaction' %
665
transaction = self._transaction
666
self._transaction = None
669
def get_transaction(self):
670
"""See Branch.get_transaction."""
671
if self._transaction is None:
672
return transactions.PassThroughTransaction()
674
return self._transaction
676
def _set_transaction(self, new_transaction):
677
"""Set a new active transaction."""
678
if self._transaction is not None:
679
raise errors.LockError('Branch %s is in a transaction already.' %
681
self._transaction = new_transaction
683
def lock_write(self):
684
#mutter("lock write: %s (%s)", self, self._lock_count)
685
# TODO: Upgrade locking to support using a Transport,
686
# and potentially a remote locking protocol
688
if self._lock_mode != 'w':
689
raise LockError("can't upgrade to a write lock from %r" %
691
self._lock_count += 1
693
self._lock = self._transport.lock_write(
694
self._rel_controlfilename('branch-lock'))
695
self._lock_mode = 'w'
697
self._set_transaction(transactions.PassThroughTransaction())
700
#mutter("lock read: %s (%s)", self, self._lock_count)
702
assert self._lock_mode in ('r', 'w'), \
703
"invalid lock mode %r" % self._lock_mode
704
self._lock_count += 1
706
self._lock = self._transport.lock_read(
707
self._rel_controlfilename('branch-lock'))
708
self._lock_mode = 'r'
710
self._set_transaction(transactions.ReadOnlyTransaction())
711
# 5K may be excessive, but hey, its a knob.
712
self.get_transaction().set_cache_size(5000)
715
#mutter("unlock: %s (%s)", self, self._lock_count)
716
if not self._lock_mode:
717
raise LockError('branch %r is not locked' % (self))
719
if self._lock_count > 1:
720
self._lock_count -= 1
722
self._finish_transaction()
725
self._lock_mode = self._lock_count = None
727
def abspath(self, name):
728
"""See Branch.abspath."""
729
return self._transport.abspath(name)
731
def _rel_controlfilename(self, file_or_path):
732
if not isinstance(file_or_path, basestring):
733
file_or_path = u'/'.join(file_or_path)
734
if file_or_path == '':
736
return bzrlib.transport.urlescape(bzrlib.BZRDIR + u'/' + file_or_path)
104
738
def controlfilename(self, file_or_path):
105
"""Return location relative to branch."""
106
if isinstance(file_or_path, types.StringTypes):
107
file_or_path = [file_or_path]
108
return os.path.join(self.base, bzrlib.BZRDIR, *file_or_path)
739
"""See Branch.controlfilename."""
740
return self._transport.abspath(self._rel_controlfilename(file_or_path))
111
742
def controlfile(self, file_or_path, mode='r'):
112
"""Open a control file for this branch"""
113
return file(self.controlfilename(file_or_path), mode)
743
"""See Branch.controlfile."""
746
relpath = self._rel_controlfilename(file_or_path)
747
#TODO: codecs.open() buffers linewise, so it was overloaded with
748
# a much larger buffer, do we need to do the same for getreader/getwriter?
750
return self._transport.get(relpath)
752
raise BzrError("Branch.controlfile(mode='wb') is not supported, use put_controlfiles")
754
# XXX: Do we really want errors='replace'? Perhaps it should be
755
# an error, or at least reported, if there's incorrectly-encoded
756
# data inside a file.
757
# <https://launchpad.net/products/bzr/+bug/3823>
758
return codecs.getreader('utf-8')(self._transport.get(relpath), errors='replace')
760
raise BzrError("Branch.controlfile(mode='w') is not supported, use put_controlfiles")
762
raise BzrError("invalid controlfile mode %r" % mode)
764
def put_controlfile(self, path, f, encode=True):
765
"""See Branch.put_controlfile."""
766
self.put_controlfiles([(path, f)], encode=encode)
768
def put_controlfiles(self, files, encode=True):
769
"""See Branch.put_controlfiles."""
772
for path, f in files:
774
if isinstance(f, basestring):
775
f = f.encode('utf-8', 'replace')
777
f = codecs.getwriter('utf-8')(f, errors='replace')
778
path = self._rel_controlfilename(path)
779
ctrl_files.append((path, f))
780
self._transport.put_multi(ctrl_files, mode=self._file_mode)
782
def _find_modes(self, path=None):
783
"""Determine the appropriate modes for files and directories."""
786
path = self._rel_controlfilename('')
787
st = self._transport.stat(path)
788
except errors.TransportNotPossible:
789
self._dir_mode = 0755
790
self._file_mode = 0644
792
self._dir_mode = st.st_mode & 07777
793
# Remove the sticky and execute bits for files
794
self._file_mode = self._dir_mode & ~07111
795
if not self._set_dir_mode:
796
self._dir_mode = None
797
if not self._set_file_mode:
798
self._file_mode = None
116
800
def _make_control(self):
117
os.mkdir(self.controlfilename([]))
118
self.controlfile('README', 'w').write(
801
from bzrlib.inventory import Inventory
802
from bzrlib.weavefile import write_weave_v5
803
from bzrlib.weave import Weave
805
# Create an empty inventory
807
# if we want per-tree root ids then this is the place to set
808
# them; they're not needed for now and so ommitted for
810
bzrlib.xml5.serializer_v5.write_inventory(Inventory(), sio)
811
empty_inv = sio.getvalue()
813
bzrlib.weavefile.write_weave_v5(Weave(), sio)
814
empty_weave = sio.getvalue()
816
cfn = self._rel_controlfilename
817
# Since we don't have a .bzr directory, inherit the
818
# mode from the root directory
819
self._find_modes(u'.')
821
dirs = ['', 'revision-store', 'weaves']
119
823
"This is a Bazaar-NG control directory.\n"
120
"Do not change any files in this directory.")
121
self.controlfile('branch-format', 'w').write(BZR_BRANCH_FORMAT)
122
for d in ('text-store', 'inventory-store', 'revision-store'):
123
os.mkdir(self.controlfilename(d))
124
for f in ('revision-history', 'merged-patches',
125
'pending-merged-patches', 'branch-name'):
126
self.controlfile(f, 'w').write('')
127
mutter('created control directory in ' + self.base)
128
Inventory().write_xml(self.controlfile('inventory','w'))
131
def _check_format(self):
824
"Do not change any files in this directory.\n"),
825
('branch-format', BZR_BRANCH_FORMAT_6),
826
('revision-history', ''),
829
('pending-merges', ''),
830
('inventory', empty_inv),
831
('inventory.weave', empty_weave),
833
self._transport.mkdir_multi([cfn(d) for d in dirs], mode=self._dir_mode)
834
self.put_controlfiles(files)
835
mutter('created control directory in ' + self._transport.base)
837
def _check_format(self, relax_version_check):
132
838
"""Check this branch format is supported.
134
The current tool only supports the current unstable format.
840
The format level is stored, as an integer, in
841
self._branch_format for code that needs to check it later.
136
843
In the future, we might need different in-memory Branch
137
844
classes to support downlevel branches. But not yet.
139
# read in binary mode to detect newline wierdness.
140
fmt = self.controlfile('branch-format', 'rb').read()
141
if fmt != BZR_BRANCH_FORMAT:
142
bailout('sorry, branch format %r not supported' % fmt,
143
['use a different bzr version',
144
'or remove the .bzr directory and "bzr init" again'])
147
def read_working_inventory(self):
148
"""Read the working inventory."""
150
inv = Inventory.read_xml(self.controlfile('inventory', 'r'))
151
mutter("loaded inventory of %d items in %f"
152
% (len(inv), time.time() - before))
156
def _write_inventory(self, inv):
157
"""Update the working inventory.
159
That is to say, the inventory describing changes underway, that
160
will be committed to the next revision.
162
## TODO: factor out to atomicfile? is rename safe on windows?
163
tmpfname = self.controlfilename('inventory.tmp')
164
tmpf = file(tmpfname, 'w')
167
os.rename(tmpfname, self.controlfilename('inventory'))
168
mutter('wrote working inventory')
171
inventory = property(read_working_inventory, _write_inventory, None,
172
"""Inventory for the working copy.""")
175
def add(self, files, verbose=False):
176
"""Make files versioned.
178
This puts the files in the Added state, so that they will be
179
recorded by the next commit.
181
:todo: Perhaps have an option to add the ids even if the files do
184
:todo: Perhaps return the ids of the files? But then again it
185
is easy to retrieve them if they're needed.
187
:todo: Option to specify file id.
189
:todo: Adding a directory should optionally recurse down and
190
add all non-ignored children. Perhaps do that in a
193
>>> b = ScratchBranch(files=['foo'])
194
>>> 'foo' in b.unknowns()
199
>>> 'foo' in b.unknowns()
201
>>> bool(b.inventory.path2id('foo'))
207
Traceback (most recent call last):
209
BzrError: ('foo is already versioned', [])
211
>>> b.add(['nothere'])
212
Traceback (most recent call last):
213
BzrError: ('cannot add: not a regular file or directory: nothere', [])
216
# TODO: Re-adding a file that is removed in the working copy
217
# should probably put it back with the previous ID.
218
if isinstance(files, types.StringTypes):
221
inv = self.read_working_inventory()
223
if is_control_file(f):
224
bailout("cannot add control file %s" % quotefn(f))
229
bailout("cannot add top-level %r" % f)
231
fullpath = os.path.normpath(self._rel(f))
235
elif isdir(fullpath):
238
bailout('cannot add: not a regular file or directory: %s' % quotefn(f))
241
parent_name = joinpath(fp[:-1])
242
mutter("lookup parent %r" % parent_name)
243
parent_id = inv.path2id(parent_name)
244
if parent_id == None:
245
bailout("cannot add: parent %r is not versioned"
250
file_id = _gen_file_id(fp[-1])
251
inv.add(InventoryEntry(file_id, fp[-1], kind=kind, parent_id=parent_id))
253
show_status('A', kind, quotefn(f))
255
mutter("add file %s file_id:{%s} kind=%r parent_id={%s}"
256
% (f, file_id, kind, parent_id))
257
self._write_inventory(inv)
261
def remove(self, files, verbose=False):
262
"""Mark nominated files for removal from the inventory.
264
This does not remove their text. This does not run on
266
:todo: Refuse to remove modified files unless --force is given?
268
>>> b = ScratchBranch(files=['foo'])
270
>>> b.inventory.has_filename('foo')
273
>>> b.working_tree().has_filename('foo')
275
>>> b.inventory.has_filename('foo')
278
>>> b = ScratchBranch(files=['foo'])
283
>>> b.inventory.has_filename('foo')
285
>>> b.basis_tree().has_filename('foo')
287
>>> b.working_tree().has_filename('foo')
290
:todo: Do something useful with directories.
292
:todo: Should this remove the text or not? Tough call; not
293
removing may be useful and the user can just use use rm, and
294
is the opposite of add. Removing it is consistent with most
295
other tools. Maybe an option.
297
## TODO: Normalize names
298
## TODO: Remove nested loops; better scalability
300
if isinstance(files, types.StringTypes):
303
tree = self.working_tree()
306
# do this before any modifications
310
bailout("cannot remove unversioned file %s" % quotefn(f))
311
mutter("remove inventory entry %s {%s}" % (quotefn(f), fid))
313
# having remove it, it must be either ignored or unknown
314
if tree.is_ignored(f):
318
show_status(new_status, inv[fid].kind, quotefn(f))
321
self._write_inventory(inv)
325
"""Return all unknown files.
327
These are files in the working directory that are not versioned or
328
control files or ignored.
330
>>> b = ScratchBranch(files=['foo', 'foo~'])
331
>>> list(b.unknowns())
334
>>> list(b.unknowns())
337
>>> list(b.unknowns())
340
return self.working_tree().unknowns()
343
def commit(self, message, timestamp=None, timezone=None,
346
"""Commit working copy as a new revision.
348
The basic approach is to add all the file texts into the
349
store, then the inventory, then make a new revision pointing
350
to that inventory and store that.
352
This is not quite safe if the working copy changes during the
353
commit; for the moment that is simply not allowed. A better
354
approach is to make a temporary copy of the files before
355
computing their hashes, and then add those hashes in turn to
356
the inventory. This should mean at least that there are no
357
broken hash pointers. There is no way we can get a snapshot
358
of the whole directory at an instant. This would also have to
359
be robust against files disappearing, moving, etc. So the
360
whole thing is a bit hard.
362
:param timestamp: if not None, seconds-since-epoch for a
363
postdated/predated commit.
366
## TODO: Show branch names
368
# TODO: Don't commit if there are no changes, unless forced?
370
# First walk over the working inventory; and both update that
371
# and also build a new revision inventory. The revision
372
# inventory needs to hold the text-id, sha1 and size of the
373
# actual file versions committed in the revision. (These are
374
# not present in the working inventory.) We also need to
375
# detect missing/deleted files, and remove them from the
378
work_inv = self.read_working_inventory()
380
basis = self.basis_tree()
381
basis_inv = basis.inventory
383
for path, entry in work_inv.iter_entries():
384
## TODO: Cope with files that have gone missing.
386
## TODO: Check that the file kind has not changed from the previous
387
## revision of this file (if any).
392
file_id = entry.file_id
393
mutter('commit prep file %s, id %r ' % (p, file_id))
395
if not os.path.exists(p):
396
mutter(" file is missing, removing from inventory")
398
show_status('D', entry.kind, quotefn(path))
399
missing_ids.append(file_id)
402
# TODO: Handle files that have been deleted
404
# TODO: Maybe a special case for empty files? Seems a
405
# waste to store them many times.
409
if basis_inv.has_id(file_id):
410
old_kind = basis_inv[file_id].kind
411
if old_kind != entry.kind:
412
bailout("entry %r changed kind from %r to %r"
413
% (file_id, old_kind, entry.kind))
415
if entry.kind == 'directory':
417
bailout("%s is entered as directory but not a directory" % quotefn(p))
418
elif entry.kind == 'file':
420
bailout("%s is entered as file but is not a file" % quotefn(p))
422
content = file(p, 'rb').read()
424
entry.text_sha1 = sha_string(content)
425
entry.text_size = len(content)
427
old_ie = basis_inv.has_id(file_id) and basis_inv[file_id]
429
and (old_ie.text_size == entry.text_size)
430
and (old_ie.text_sha1 == entry.text_sha1)):
431
## assert content == basis.get_file(file_id).read()
432
entry.text_id = basis_inv[file_id].text_id
433
mutter(' unchanged from previous text_id {%s}' %
437
entry.text_id = _gen_file_id(entry.name)
438
self.text_store.add(content, entry.text_id)
439
mutter(' stored with text_id {%s}' % entry.text_id)
443
elif (old_ie.name == entry.name
444
and old_ie.parent_id == entry.parent_id):
449
show_status(state, entry.kind, quotefn(path))
451
for file_id in missing_ids:
452
# have to do this later so we don't mess up the iterator.
453
# since parents may be removed before their children we
456
# FIXME: There's probably a better way to do this; perhaps
457
# the workingtree should know how to filter itself.
458
if work_inv.has_id(file_id):
459
del work_inv[file_id]
462
inv_id = rev_id = _gen_revision_id(time.time())
464
inv_tmp = tempfile.TemporaryFile()
465
inv.write_xml(inv_tmp)
467
self.inventory_store.add(inv_tmp, inv_id)
468
mutter('new inventory_id is {%s}' % inv_id)
470
self._write_inventory(work_inv)
472
if timestamp == None:
473
timestamp = time.time()
475
if committer == None:
476
committer = username()
479
timezone = local_time_offset()
481
mutter("building commit log message")
482
rev = Revision(timestamp=timestamp,
485
precursor = self.last_patch(),
490
rev_tmp = tempfile.TemporaryFile()
491
rev.write_xml(rev_tmp)
493
self.revision_store.add(rev_tmp, rev_id)
494
mutter("new revision_id is {%s}" % rev_id)
496
## XXX: Everything up to here can simply be orphaned if we abort
497
## the commit; it will leave junk files behind but that doesn't
500
## TODO: Read back the just-generated changeset, and make sure it
501
## applies and recreates the right state.
503
## TODO: Also calculate and store the inventory SHA1
504
mutter("committing patch r%d" % (self.revno() + 1))
506
mutter("append to revision-history")
507
self.controlfile('revision-history', 'at').write(rev_id + '\n')
847
fmt = self.controlfile('branch-format', 'r').read()
849
raise NotBranchError(path=self.base)
850
mutter("got branch format %r", fmt)
851
if fmt == BZR_BRANCH_FORMAT_6:
852
self._branch_format = 6
853
elif fmt == BZR_BRANCH_FORMAT_5:
854
self._branch_format = 5
855
elif fmt == BZR_BRANCH_FORMAT_4:
856
self._branch_format = 4
858
if (not relax_version_check
859
and self._branch_format not in (5, 6)):
860
raise errors.UnsupportedFormatError(
861
'sorry, branch format %r not supported' % fmt,
862
['use a different bzr version',
863
'or remove the .bzr directory'
864
' and "bzr init" again'])
867
def get_root_id(self):
868
"""See Branch.get_root_id."""
869
inv = self.get_inventory(self.last_revision())
870
return inv.root.file_id
873
def print_file(self, file, revision_id):
874
"""See Branch.print_file."""
875
tree = self.revision_tree(revision_id)
876
# use inventory as it was in that revision
877
file_id = tree.inventory.path2id(file)
880
revno = self.revision_id_to_revno(revision_id)
881
except errors.NoSuchRevision:
882
# TODO: This should not be BzrError,
883
# but NoSuchFile doesn't fit either
884
raise BzrError('%r is not present in revision %s'
885
% (file, revision_id))
887
raise BzrError('%r is not present in revision %s'
889
tree.print_file(file_id)
892
def append_revision(self, *revision_ids):
893
"""See Branch.append_revision."""
894
for revision_id in revision_ids:
895
mutter("add {%s} to revision-history" % revision_id)
896
rev_history = self.revision_history()
897
rev_history.extend(revision_ids)
898
self.set_revision_history(rev_history)
901
def set_revision_history(self, rev_history):
902
"""See Branch.set_revision_history."""
903
old_revision = self.last_revision()
904
new_revision = rev_history[-1]
905
self.put_controlfile('revision-history', '\n'.join(rev_history))
907
self.working_tree().set_last_revision(new_revision, old_revision)
908
except NoWorkingTree:
909
mutter('Unable to set_last_revision without a working tree.')
911
def has_revision(self, revision_id):
912
"""See Branch.has_revision."""
913
return (revision_id is None
914
or self.revision_store.has_id(revision_id))
917
def _get_revision_xml_file(self, revision_id):
918
if not revision_id or not isinstance(revision_id, basestring):
919
raise InvalidRevisionId(revision_id=revision_id, branch=self)
921
return self.revision_store.get(revision_id)
922
except (IndexError, KeyError):
923
raise bzrlib.errors.NoSuchRevision(self, revision_id)
925
def get_revision_xml(self, revision_id):
926
"""See Branch.get_revision_xml."""
927
return self._get_revision_xml_file(revision_id).read()
512
929
def get_revision(self, revision_id):
513
"""Return the Revision object for a named revision"""
514
r = Revision.read_xml(self.revision_store[revision_id])
930
"""See Branch.get_revision."""
931
xml_file = self._get_revision_xml_file(revision_id)
934
r = bzrlib.xml5.serializer_v5.read_revision(xml_file)
935
except SyntaxError, e:
936
raise bzrlib.errors.BzrError('failed to unpack revision_xml',
515
940
assert r.revision_id == revision_id
519
def get_inventory(self, inventory_id):
520
"""Get Inventory object by hash.
522
:todo: Perhaps for this and similar methods, take a revision
523
parameter which can be either an integer revno or a
525
i = Inventory.read_xml(self.inventory_store[inventory_id])
529
def get_revision_inventory(self, revision_id):
530
"""Return inventory of a past revision."""
531
if revision_id == None:
534
return self.get_inventory(self.get_revision(revision_id).inventory_id)
537
def revision_history(self):
538
"""Return sequence of revision hashes on to this branch.
540
>>> ScratchBranch().revision_history()
543
return [chomp(l) for l in self.controlfile('revision-history').readlines()]
547
"""Return current revision number for this branch.
549
That is equivalent to the number of revisions committed to
552
>>> b = ScratchBranch()
555
>>> b.commit('no foo')
559
return len(self.revision_history())
562
def last_patch(self):
563
"""Return last patch hash, or None if no history.
565
>>> ScratchBranch().last_patch() == None
568
ph = self.revision_history()
573
def lookup_revision(self, revno):
574
"""Return revision hash for revision number."""
943
def get_revision_sha1(self, revision_id):
944
"""See Branch.get_revision_sha1."""
945
# In the future, revision entries will be signed. At that
946
# point, it is probably best *not* to include the signature
947
# in the revision hash. Because that lets you re-sign
948
# the revision, (add signatures/remove signatures) and still
949
# have all hash pointers stay consistent.
950
# But for now, just hash the contents.
951
return bzrlib.osutils.sha_file(self.get_revision_xml_file(revision_id))
953
def get_ancestry(self, revision_id):
954
"""See Branch.get_ancestry."""
955
if revision_id is None:
957
w = self._get_inventory_weave()
958
return [None] + map(w.idx_to_name,
959
w.inclusions([w.lookup(revision_id)]))
961
def _get_inventory_weave(self):
962
return self.control_weaves.get_weave('inventory',
963
self.get_transaction())
965
def get_inventory(self, revision_id):
966
"""See Branch.get_inventory."""
967
xml = self.get_inventory_xml(revision_id)
968
return bzrlib.xml5.serializer_v5.read_inventory_from_string(xml)
970
def get_inventory_xml(self, revision_id):
971
"""See Branch.get_inventory_xml."""
579
# list is 0-based; revisions are 1-based
580
return self.revision_history()[revno-1]
973
assert isinstance(revision_id, basestring), type(revision_id)
974
iw = self._get_inventory_weave()
975
return iw.get_text(iw.lookup(revision_id))
581
976
except IndexError:
582
bailout("no such revision %s" % revno)
977
raise bzrlib.errors.HistoryMissing(self, 'inventory', revision_id)
979
def get_inventory_sha1(self, revision_id):
980
"""See Branch.get_inventory_sha1."""
981
return self.get_revision(revision_id).inventory_sha1
983
def get_revision_inventory(self, revision_id):
984
"""See Branch.get_revision_inventory."""
985
# TODO: Unify this with get_inventory()
986
# bzr 0.0.6 and later imposes the constraint that the inventory_id
987
# must be the same as its revision, so this is trivial.
988
if revision_id == None:
989
# This does not make sense: if there is no revision,
990
# then it is the current tree inventory surely ?!
991
# and thus get_root_id() is something that looks at the last
992
# commit on the branch, and the get_root_id is an inventory check.
993
raise NotImplementedError
994
# return Inventory(self.get_root_id())
996
return self.get_inventory(revision_id)
999
def revision_history(self):
1000
"""See Branch.revision_history."""
1001
transaction = self.get_transaction()
1002
history = transaction.map.find_revision_history()
1003
if history is not None:
1004
mutter("cache hit for revision-history in %s", self)
1005
return list(history)
1006
history = [l.rstrip('\r\n') for l in
1007
self.controlfile('revision-history', 'r').readlines()]
1008
transaction.map.add_revision_history(history)
1009
# this call is disabled because revision_history is
1010
# not really an object yet, and the transaction is for objects.
1011
# transaction.register_clean(history, precious=True)
1012
return list(history)
1014
def update_revisions(self, other, stop_revision=None):
1015
"""See Branch.update_revisions."""
1016
from bzrlib.fetch import greedy_fetch
1017
if stop_revision is None:
1018
stop_revision = other.last_revision()
1019
### Should this be checking is_ancestor instead of revision_history?
1020
if (stop_revision is not None and
1021
stop_revision in self.revision_history()):
1023
greedy_fetch(to_branch=self, from_branch=other,
1024
revision=stop_revision)
1025
pullable_revs = self.pullable_revisions(other, stop_revision)
1026
if len(pullable_revs) > 0:
1027
self.append_revision(*pullable_revs)
1029
def pullable_revisions(self, other, stop_revision):
1030
"""See Branch.pullable_revisions."""
1031
other_revno = other.revision_id_to_revno(stop_revision)
1033
return self.missing_revisions(other, other_revno)
1034
except DivergedBranches, e:
1036
pullable_revs = get_intervening_revisions(self.last_revision(),
1037
stop_revision, self)
1038
assert self.last_revision() not in pullable_revs
1039
return pullable_revs
1040
except bzrlib.errors.NotAncestor:
1041
if is_ancestor(self.last_revision(), stop_revision, self):
585
1046
def revision_tree(self, revision_id):
586
"""Return Tree for a revision on this branch.
588
`revision_id` may be None for the null revision, in which case
589
an `EmptyTree` is returned."""
591
if revision_id == None:
1047
"""See Branch.revision_tree."""
1048
# TODO: refactor this to use an existing revision object
1049
# so we don't need to read it in twice.
1050
if revision_id == None or revision_id == NULL_REVISION:
592
1051
return EmptyTree()
594
1053
inv = self.get_revision_inventory(revision_id)
595
return RevisionTree(self.text_store, inv)
1054
return RevisionTree(self, inv, revision_id)
1056
def basis_tree(self):
1057
"""See Branch.basis_tree."""
1059
revision_id = self.revision_history()[-1]
1060
xml = self.working_tree().read_basis_inventory(revision_id)
1061
inv = bzrlib.xml5.serializer_v5.read_inventory_from_string(xml)
1062
return RevisionTree(self, inv, revision_id)
1063
except (IndexError, NoSuchFile, NoWorkingTree), e:
1064
return self.revision_tree(self.last_revision())
598
1066
def working_tree(self):
599
"""Return a `Tree` for the working copy."""
600
return WorkingTree(self.base, self.read_working_inventory())
603
def basis_tree(self):
604
"""Return `Tree` object for last revision.
606
If there are no revisions yet, return an `EmptyTree`.
608
>>> b = ScratchBranch(files=['foo'])
609
>>> b.basis_tree().has_filename('foo')
611
>>> b.working_tree().has_filename('foo')
614
>>> b.commit('add foo')
615
>>> b.basis_tree().has_filename('foo')
618
r = self.last_patch()
1067
"""See Branch.working_tree."""
1068
from bzrlib.workingtree import WorkingTree
1069
if self._transport.base.find('://') != -1:
1070
raise NoWorkingTree(self.base)
1071
return WorkingTree(self.base, branch=self)
1074
def pull(self, source, overwrite=False):
1075
"""See Branch.pull."""
1078
old_count = len(self.revision_history())
1080
self.update_revisions(source)
1081
except DivergedBranches:
1085
self.set_revision_history(source.revision_history())
1086
new_count = len(self.revision_history())
1087
return new_count - old_count
1091
def get_parent(self):
1092
"""See Branch.get_parent."""
1094
_locs = ['parent', 'pull', 'x-pull']
1097
return self.controlfile(l, 'r').read().strip('\n')
1102
def get_push_location(self):
1103
"""See Branch.get_push_location."""
1104
config = bzrlib.config.BranchConfig(self)
1105
push_loc = config.get_user_option('push_location')
1108
def set_push_location(self, location):
1109
"""See Branch.set_push_location."""
1110
config = bzrlib.config.LocationConfig(self.base)
1111
config.set_user_option('push_location', location)
1114
def set_parent(self, url):
1115
"""See Branch.set_parent."""
1116
# TODO: Maybe delete old location files?
1117
from bzrlib.atomicfile import AtomicFile
1118
f = AtomicFile(self.controlfilename('parent'))
1125
def tree_config(self):
1126
return TreeConfig(self)
1128
def sign_revision(self, revision_id, gpg_strategy):
1129
"""See Branch.sign_revision."""
1130
plaintext = Testament.from_revision(self, revision_id).as_short_text()
1131
self.store_revision_signature(gpg_strategy, plaintext, revision_id)
1134
def store_revision_signature(self, gpg_strategy, plaintext, revision_id):
1135
"""See Branch.store_revision_signature."""
1136
self.revision_store.add(StringIO(gpg_strategy.sign(plaintext)),
1139
def fileid_involved_between_revs(self, from_revid, to_revid):
1140
"""Find file_id(s) which are involved in the changes between revisions.
1142
This determines the set of revisions which are involved, and then
1143
finds all file ids affected by those revisions.
1145
# TODO: jam 20060119 This code assumes that w.inclusions will
1146
# always be correct. But because of the presence of ghosts
1147
# it is possible to be wrong.
1148
# One specific example from Robert Collins:
1149
# Two branches, with revisions ABC, and AD
1150
# C is a ghost merge of D.
1151
# Inclusions doesn't recognize D as an ancestor.
1152
# If D is ever merged in the future, the weave
1153
# won't be fixed, because AD never saw revision C
1154
# to cause a conflict which would force a reweave.
1155
w = self._get_inventory_weave( )
1156
from_set = set(w.inclusions([w.lookup(from_revid)]))
1157
to_set = set(w.inclusions([w.lookup(to_revid)]))
1158
included = to_set.difference(from_set)
1159
changed = map(w.idx_to_name,included)
1160
return self._fileid_involved_by_set(changed)
1162
def fileid_involved(self, last_revid=None):
1163
"""Find all file_ids modified in the ancestry of last_revid.
1165
:param last_revid: If None, last_revision() will be used.
1167
w = self._get_inventory_weave( )
1169
changed = set(w._names)
622
return RevisionTree(self.text_store, self.get_revision_inventory(r))
626
def write_log(self, show_timezone='original'):
627
"""Write out human-readable log of commits to this branch
629
:param utc: If true, show dates in universal time, not local time."""
630
## TODO: Option to choose either original, utc or local timezone
633
for p in self.revision_history():
635
print 'revno:', revno
636
## TODO: Show hash if --id is given.
637
##print 'revision-hash:', p
638
rev = self.get_revision(p)
639
print 'committer:', rev.committer
640
print 'timestamp: %s' % (format_date(rev.timestamp, rev.timezone or 0,
643
## opportunistic consistency check, same as check_patch_chaining
644
if rev.precursor != precursor:
645
bailout("mismatched precursor!")
649
print ' (no message)'
651
for l in rev.message.split('\n'):
659
def show_status(branch, show_all=False):
660
"""Display single-line status for non-ignored working files.
662
The list is show sorted in order by file name.
664
>>> b = ScratchBranch(files=['foo', 'foo~'])
670
>>> b.commit("add foo")
672
>>> os.unlink(b._rel('foo'))
1171
included = w.inclusions([w.lookup(last_revid)])
1172
changed = map(w.idx_to_name, included)
1173
return self._fileid_involved_by_set(changed)
1175
def fileid_involved_by_set(self, changes):
1176
"""Find all file_ids modified by the set of revisions passed in.
1178
:param changes: A set() of revision ids
1180
# TODO: jam 20060119 This line does *nothing*, remove it.
1181
# or better yet, change _fileid_involved_by_set so
1182
# that it takes the inventory weave, rather than
1183
# pulling it out by itself.
1184
w = self._get_inventory_weave( )
1185
return self._fileid_involved_by_set(changes)
1187
def _fileid_involved_by_set(self, changes):
1188
"""Find the set of file-ids affected by the set of revisions.
1190
:param changes: A set() of revision ids.
1191
:return: A set() of file ids.
677
:todo: Get state for single files.
679
:todo: Perhaps show a slash at the end of directory names.
1193
This peaks at the Weave, interpreting each line, looking to
1194
see if it mentions one of the revisions. And if so, includes
1195
the file id mentioned.
1196
This expects both the Weave format, and the serialization
1197
to have a single line per file/directory, and to have
1198
fileid="" and revision="" on that line.
683
# We have to build everything into a list first so that it can
684
# sorted by name, incorporating all the different sources.
686
# FIXME: Rather than getting things in random order and then sorting,
687
# just step through in order.
689
# Interesting case: the old ID for a file has been removed,
690
# but a new file has been created under that name.
692
old = branch.basis_tree()
693
old_inv = old.inventory
694
new = branch.working_tree()
695
new_inv = new.inventory
697
for fs, fid, oldname, newname, kind in diff_trees(old, new):
699
show_status(fs, kind,
700
oldname + ' => ' + newname)
701
elif fs == 'A' or fs == 'M':
702
show_status(fs, kind, newname)
704
show_status(fs, kind, oldname)
707
show_status(fs, kind, newname)
710
show_status(fs, kind, newname)
712
show_status(fs, kind, newname)
714
bailout("wierd file state %r" % ((fs, fid),))
718
class ScratchBranch(Branch):
1200
assert self._branch_format in (5,6), \
1201
"fileid_involved only supported for branches which store inventory as xml"
1203
w = self._get_inventory_weave( )
1205
for line in w._weave:
1207
# it is ugly, but it is due to the weave structure
1208
if not isinstance(line,basestring): continue
1210
start = line.find('file_id="')+9
1211
if start < 9: continue
1212
end = line.find('"',start)
1214
file_id = xml.sax.saxutils.unescape(line[start:end])
1216
# check if file_id is already present
1217
if file_id in file_ids: continue
1219
start = line.find('revision="')+10
1220
if start < 10: continue
1221
end = line.find('"',start)
1223
revision_id = xml.sax.saxutils.unescape(line[start:end])
1225
if revision_id in changes:
1226
file_ids.add(file_id)
1231
class ScratchBranch(BzrBranch):
719
1232
"""Special test class: a branch that cleans up after itself.
721
1234
>>> b = ScratchBranch()
722
1235
>>> isdir(b.base)
1238
>>> b._transport.__del__()
729
def __init__(self, files = []):
1243
def __init__(self, files=[], dirs=[], transport=None):
730
1244
"""Make a test branch.
732
1246
This creates a temporary directory and runs init-tree in it.
734
1248
If any files are listed, they are created in the working copy.
736
Branch.__init__(self, tempfile.mkdtemp(), init=True)
1250
if transport is None:
1251
transport = bzrlib.transport.local.ScratchTransport()
1252
super(ScratchBranch, self).__init__(transport, init=True)
1254
super(ScratchBranch, self).__init__(transport)
1257
self._transport.mkdir(d)
738
file(os.path.join(self.base, f), 'w').write('content of %s' % f)
742
"""Destroy the test branch, removing the scratch directory."""
743
shutil.rmtree(self.base)
1260
self._transport.put(f, 'content of %s' % f)
1265
>>> orig = ScratchBranch(files=["file1", "file2"])
1266
>>> clone = orig.clone()
1267
>>> if os.name != 'nt':
1268
... os.path.samefile(orig.base, clone.base)
1270
... orig.base == clone.base
1273
>>> os.path.isfile(pathjoin(clone.base, "file1"))
1276
from shutil import copytree
1277
from bzrlib.osutils import mkdtemp
1280
copytree(self.base, base, symlinks=True)
1281
return ScratchBranch(
1282
transport=bzrlib.transport.local.ScratchTransport(base))
747
1285
######################################################################