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# Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
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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, \
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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, appendpath
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from store import ImmutableStore
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from revision import Revision
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from errors import bailout, BzrError
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from textui import show_status
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from diff import diff_trees
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from bzrlib.trace import mutter, note
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from bzrlib.osutils import isdir, quotefn, compact_date, rand_bytes, \
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sha_file, appendpath, file_kind
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from bzrlib.errors import BzrError, InvalidRevisionNumber, InvalidRevisionId, \
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DivergedBranches, NotBranchError
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from bzrlib.textui import show_status
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from bzrlib.revision import Revision
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from bzrlib.delta import compare_trees
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from bzrlib.tree import EmptyTree, RevisionTree
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BZR_BRANCH_FORMAT = "Bazaar-NG branch, format 0.0.4\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.
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# TODO: please move the revision-string syntax stuff out of the branch
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# object; it's clutter
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def find_branch(f, **args):
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if f and (f.startswith('http://') or f.startswith('https://')):
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from bzrlib.remotebranch import RemoteBranch
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return RemoteBranch(f, **args)
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return Branch(f, **args)
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def find_cached_branch(f, cache_root, **args):
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from bzrlib.remotebranch import RemoteBranch
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br = find_branch(f, **args)
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def cacheify(br, store_name):
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from bzrlib.meta_store import CachedStore
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cache_path = os.path.join(cache_root, store_name)
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new_store = CachedStore(getattr(br, store_name), cache_path)
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setattr(br, store_name, new_store)
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if isinstance(br, RemoteBranch):
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cacheify(br, 'inventory_store')
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cacheify(br, 'text_store')
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cacheify(br, 'revision_store')
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def _relpath(base, path):
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"""Return path relative to base, or raise exception.
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The path may be either an absolute path or a path relative to the
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current working directory.
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Lifted out of Branch.relpath for ease of testing.
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os.path.commonprefix (python2.4) has a bad bug that it works just
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on string prefixes, assuming that '/u' is a prefix of '/u2'. This
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avoids that problem."""
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rp = os.path.abspath(path)
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while len(head) >= len(base):
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head, tail = os.path.split(head)
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raise NotBranchError("path %r is not within branch %r" % (rp, base))
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def find_branch_root(f=None):
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"""Find the branch root enclosing f, or pwd.
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f may be a filename or a URL.
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It is not necessary that f exists.
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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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elif hasattr(os.path, 'realpath'):
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f = os.path.realpath(f)
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f = os.path.abspath(f)
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if not os.path.exists(f):
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raise BzrError('%r does not exist' % f)
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That is to say, the inventory describing changes underway, that
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will be committed to the next revision.
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## TODO: factor out to atomicfile? is rename safe on windows?
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## TODO: Maybe some kind of clean/dirty marker on inventory?
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tmpfname = self.controlfilename('inventory.tmp')
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tmpf = file(tmpfname, 'wb')
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inv_fname = self.controlfilename('inventory')
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if sys.platform == 'win32':
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os.rename(tmpfname, inv_fname)
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from bzrlib.atomicfile import AtomicFile
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f = AtomicFile(self.controlfilename('inventory'), 'wb')
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bzrlib.xml.serializer_v4.write_inventory(inv, f)
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mutter('wrote working inventory')
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inventory = property(read_working_inventory, _write_inventory, None,
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"""Inventory for the working copy.""")
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def add(self, files, verbose=False):
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def add(self, files, ids=None):
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"""Make files versioned.
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Note that the command line normally calls smart_add instead.
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Note that the command line normally calls smart_add instead,
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which can automatically recurse.
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This puts the files in the Added state, so that they will be
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recorded by the next commit.
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List of paths to add, relative to the base of the tree.
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If set, use these instead of automatically generated ids.
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Must be the same length as the list of files, but may
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contain None for ids that are to be autogenerated.
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TODO: Perhaps have an option to add the ids even if the files do
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TODO: Perhaps return the ids of the files? But then again it
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is easy to retrieve them if they're needed.
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TODO: Option to specify file id.
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TODO: Adding a directory should optionally recurse down and
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add all non-ignored children. Perhaps do that in a
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>>> b = ScratchBranch(files=['foo'])
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>>> 'foo' in b.unknowns()
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>>> 'foo' in b.unknowns()
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>>> bool(b.inventory.path2id('foo'))
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Traceback (most recent call last):
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BzrError: ('foo is already versioned', [])
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>>> b.add(['nothere'])
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Traceback (most recent call last):
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BzrError: ('cannot add: not a regular file or directory: nothere', [])
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TODO: Perhaps yield the ids and paths as they're added.
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# TODO: Re-adding a file that is removed in the working copy
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# should probably put it back with the previous ID.
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if isinstance(files, types.StringTypes):
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if isinstance(files, basestring):
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assert(ids is None or isinstance(ids, basestring))
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inv = self.read_working_inventory()
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if is_control_file(f):
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bailout("cannot add control file %s" % quotefn(f))
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bailout("cannot add top-level %r" % f)
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fullpath = os.path.normpath(self.abspath(f))
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kind = file_kind(fullpath)
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# maybe something better?
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bailout('cannot add: not a regular file or directory: %s' % quotefn(f))
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if kind != 'file' and kind != 'directory':
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bailout('cannot add: not a regular file or directory: %s' % quotefn(f))
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file_id = gen_file_id(f)
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inv.add_path(f, kind=kind, file_id=file_id)
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show_status('A', kind, quotefn(f))
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mutter("add file %s file_id:{%s} kind=%r" % (f, file_id, kind))
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self._write_inventory(inv)
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ids = [None] * len(files)
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assert(len(ids) == len(files))
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inv = self.read_working_inventory()
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for f,file_id in zip(files, ids):
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if is_control_file(f):
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raise BzrError("cannot add control file %s" % quotefn(f))
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raise BzrError("cannot add top-level %r" % f)
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fullpath = os.path.normpath(self.abspath(f))
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kind = file_kind(fullpath)
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# maybe something better?
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raise BzrError('cannot add: not a regular file or directory: %s' % quotefn(f))
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if kind != 'file' and kind != 'directory':
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raise BzrError('cannot add: not a regular file or directory: %s' % quotefn(f))
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file_id = gen_file_id(f)
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inv.add_path(f, kind=kind, file_id=file_id)
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mutter("add file %s file_id:{%s} kind=%r" % (f, file_id, kind))
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self._write_inventory(inv)
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def print_file(self, file, revno):
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"""Print `file` to stdout."""
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tree = self.revision_tree(self.lookup_revision(revno))
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# use inventory as it was in that revision
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file_id = tree.inventory.path2id(file)
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bailout("%r is not present in revision %d" % (file, revno))
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tree.print_file(file_id)
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tree = self.revision_tree(self.lookup_revision(revno))
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# use inventory as it was in that revision
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file_id = tree.inventory.path2id(file)
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raise BzrError("%r is not present in revision %s" % (file, revno))
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tree.print_file(file_id)
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def remove(self, files, verbose=False):
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"""Mark nominated files for removal from the inventory.
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return self.working_tree().unknowns()
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def commit(self, 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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## TODO: Show branch names
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# TODO: Don't commit if there are no changes, unless forced?
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# First walk over the working inventory; and both update that
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# and also build a new revision inventory. The revision
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# inventory needs to hold the text-id, sha1 and size of the
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# actual file versions committed in the revision. (These are
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# not present in the working inventory.) We also need to
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# detect missing/deleted files, and remove them from the
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work_inv = self.read_working_inventory()
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basis = self.basis_tree()
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basis_inv = basis.inventory
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for path, entry in work_inv.iter_entries():
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## TODO: Cope with files that have gone missing.
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## TODO: Check that the file kind has not changed from the previous
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## revision of this file (if any).
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p = self.abspath(path)
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file_id = entry.file_id
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mutter('commit prep file %s, id %r ' % (p, file_id))
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if not os.path.exists(p):
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mutter(" file is missing, removing from inventory")
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show_status('D', entry.kind, quotefn(path))
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missing_ids.append(file_id)
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# TODO: Handle files that have been deleted
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# TODO: Maybe a special case for empty files? Seems a
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# waste to store them many times.
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if basis_inv.has_id(file_id):
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old_kind = basis_inv[file_id].kind
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if old_kind != entry.kind:
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bailout("entry %r changed kind from %r to %r"
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% (file_id, old_kind, entry.kind))
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if entry.kind == 'directory':
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bailout("%s is entered as directory but not a directory" % quotefn(p))
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elif entry.kind == 'file':
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bailout("%s is entered as file but is not a file" % quotefn(p))
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content = file(p, 'rb').read()
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entry.text_sha1 = sha_string(content)
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entry.text_size = len(content)
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old_ie = basis_inv.has_id(file_id) and basis_inv[file_id]
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and (old_ie.text_size == entry.text_size)
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and (old_ie.text_sha1 == entry.text_sha1)):
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## assert content == basis.get_file(file_id).read()
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entry.text_id = basis_inv[file_id].text_id
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mutter(' unchanged from previous text_id {%s}' %
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entry.text_id = gen_file_id(entry.name)
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self.text_store.add(content, entry.text_id)
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mutter(' stored with text_id {%s}' % entry.text_id)
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elif (old_ie.name == entry.name
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and old_ie.parent_id == entry.parent_id):
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show_status(state, entry.kind, quotefn(path))
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for file_id in missing_ids:
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# have to do this later so we don't mess up the iterator.
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# since parents may be removed before their children we
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# FIXME: There's probably a better way to do this; perhaps
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# the workingtree should know how to filter itself.
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if work_inv.has_id(file_id):
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del work_inv[file_id]
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inv_id = rev_id = _gen_revision_id(time.time())
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inv_tmp = tempfile.TemporaryFile()
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inv.write_xml(inv_tmp)
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self.inventory_store.add(inv_tmp, inv_id)
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mutter('new inventory_id is {%s}' % inv_id)
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self._write_inventory(work_inv)
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if timestamp == None:
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timestamp = time.time()
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if committer == None:
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committer = username()
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timezone = local_time_offset()
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mutter("building commit log message")
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rev = Revision(timestamp=timestamp,
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precursor = self.last_patch(),
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rev_tmp = tempfile.TemporaryFile()
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rev.write_xml(rev_tmp)
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self.revision_store.add(rev_tmp, rev_id)
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mutter("new revision_id is {%s}" % rev_id)
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## XXX: Everything up to here can simply be orphaned if we abort
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## the commit; it will leave junk files behind but that doesn't
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## TODO: Read back the just-generated changeset, and make sure it
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## applies and recreates the right state.
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## TODO: Also calculate and store the inventory SHA1
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mutter("committing patch r%d" % (self.revno() + 1))
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self.append_revision(rev_id)
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note("commited r%d" % self.revno())
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def append_revision(self, revision_id):
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mutter("add {%s} to revision-history" % revision_id)
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def append_revision(self, *revision_ids):
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from bzrlib.atomicfile import AtomicFile
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for revision_id in revision_ids:
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mutter("add {%s} to revision-history" % revision_id)
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rev_history = self.revision_history()
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tmprhname = self.controlfilename('revision-history.tmp')
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rhname = self.controlfilename('revision-history')
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f = file(tmprhname, 'wt')
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rev_history.append(revision_id)
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f.write('\n'.join(rev_history))
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if sys.platform == 'win32':
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os.rename(tmprhname, rhname)
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rev_history.extend(revision_ids)
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f = AtomicFile(self.controlfilename('revision-history'))
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for rev_id in rev_history:
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def get_revision_xml_file(self, revision_id):
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"""Return XML file object for revision object."""
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if not revision_id or not isinstance(revision_id, basestring):
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raise InvalidRevisionId(revision_id)
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return self.revision_store[revision_id]
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raise bzrlib.errors.NoSuchRevision(self, revision_id)
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get_revision_xml = get_revision_xml_file
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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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r = Revision.read_xml(self.revision_store[revision_id])
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xml_file = self.get_revision_xml_file(revision_id)
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r = bzrlib.xml.serializer_v4.read_revision(xml_file)
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except SyntaxError, e:
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raise bzrlib.errors.BzrError('failed to unpack revision_xml',
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assert r.revision_id == revision_id
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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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# In the future, revision entries will be signed. At that
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# point, it is probably best *not* to include the signature
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# in the revision hash. Because that lets you re-sign
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# the revision, (add signatures/remove signatures) and still
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# have all hash pointers stay consistent.
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# But for now, just hash the contents.
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return bzrlib.osutils.sha_file(self.get_revision_xml(revision_id))
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def get_inventory(self, inventory_id):
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"""Get Inventory object by hash.
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TODO: Perhaps for this and similar methods, take a revision
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parameter which can be either an integer revno or a
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i = Inventory.read_xml(self.inventory_store[inventory_id])
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from bzrlib.inventory import Inventory
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f = self.get_inventory_xml_file(inventory_id)
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return bzrlib.xml.serializer_v4.read_inventory(f)
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def get_inventory_xml(self, inventory_id):
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"""Get inventory XML as a file object."""
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return self.inventory_store[inventory_id]
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get_inventory_xml_file = get_inventory_xml
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def get_inventory_sha1(self, inventory_id):
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"""Return the sha1 hash of the inventory entry
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return sha_file(self.get_inventory_xml(inventory_id))
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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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# bzr 0.0.6 imposes the constraint that the inventory_id
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# must be the same as its revision, so this is trivial.
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if revision_id == None:
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from bzrlib.inventory import Inventory
669
return Inventory(self.get_root_id())
629
return self.get_inventory(self.get_revision(revision_id).inventory_id)
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return self.get_inventory(revision_id)
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def revision_history(self):
644
736
That is equivalent to the number of revisions committed to
647
>>> b = ScratchBranch()
650
>>> b.commit('no foo')
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739
return len(self.revision_history())
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742
def last_patch(self):
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743
"""Return last patch hash, or None if no history.
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>>> ScratchBranch().last_patch() == None
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745
ph = self.revision_history()
670
def lookup_revision(self, revno):
671
"""Return revision hash for revision number."""
752
def missing_revisions(self, other, stop_revision=None, diverged_ok=False):
754
If self and other have not diverged, return a list of the revisions
755
present in other, but missing from self.
757
>>> from bzrlib.commit import commit
758
>>> bzrlib.trace.silent = True
759
>>> br1 = ScratchBranch()
760
>>> br2 = ScratchBranch()
761
>>> br1.missing_revisions(br2)
763
>>> commit(br2, "lala!", rev_id="REVISION-ID-1")
764
>>> br1.missing_revisions(br2)
766
>>> br2.missing_revisions(br1)
768
>>> commit(br1, "lala!", rev_id="REVISION-ID-1")
769
>>> br1.missing_revisions(br2)
771
>>> commit(br2, "lala!", rev_id="REVISION-ID-2A")
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>>> br1.missing_revisions(br2)
774
>>> commit(br1, "lala!", rev_id="REVISION-ID-2B")
775
>>> br1.missing_revisions(br2)
776
Traceback (most recent call last):
777
DivergedBranches: These branches have diverged.
779
self_history = self.revision_history()
780
self_len = len(self_history)
781
other_history = other.revision_history()
782
other_len = len(other_history)
783
common_index = min(self_len, other_len) -1
784
if common_index >= 0 and \
785
self_history[common_index] != other_history[common_index]:
786
raise DivergedBranches(self, other)
788
if stop_revision is None:
789
stop_revision = other_len
790
elif stop_revision > other_len:
791
raise bzrlib.errors.NoSuchRevision(self, stop_revision)
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return other_history[self_len:stop_revision]
796
def update_revisions(self, other, stop_revision=None):
797
"""Pull in all new revisions from other branch.
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from bzrlib.fetch import greedy_fetch
800
from bzrlib.revision import get_intervening_revisions
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pb = bzrlib.ui.ui_factory.progress_bar()
803
pb.update('comparing histories')
804
if stop_revision is None:
805
other_revision = other.last_patch()
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other_revision = other.lookup_revision(stop_revision)
808
count = greedy_fetch(self, other, other_revision, pb)[0]
810
revision_ids = self.missing_revisions(other, stop_revision)
811
except DivergedBranches, e:
813
revision_ids = get_intervening_revisions(self.last_patch(),
814
other_revision, self)
815
assert self.last_patch() not in revision_ids
816
except bzrlib.errors.NotAncestor:
819
self.append_revision(*revision_ids)
822
def install_revisions(self, other, revision_ids, pb):
823
if hasattr(other.revision_store, "prefetch"):
824
other.revision_store.prefetch(revision_ids)
825
if hasattr(other.inventory_store, "prefetch"):
827
for rev_id in revision_ids:
829
revision = other.get_revision(rev_id).inventory_id
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inventory_ids.append(revision)
831
except bzrlib.errors.NoSuchRevision:
833
other.inventory_store.prefetch(inventory_ids)
836
pb = bzrlib.ui.ui_factory.progress_bar()
843
for i, rev_id in enumerate(revision_ids):
844
pb.update('fetching revision', i+1, len(revision_ids))
846
rev = other.get_revision(rev_id)
847
except bzrlib.errors.NoSuchRevision:
851
revisions.append(rev)
852
inv = other.get_inventory(str(rev.inventory_id))
853
for key, entry in inv.iter_entries():
854
if entry.text_id is None:
856
if entry.text_id not in self.text_store:
857
needed_texts.add(entry.text_id)
861
count, cp_fail = self.text_store.copy_multi(other.text_store,
863
#print "Added %d texts." % count
864
inventory_ids = [ f.inventory_id for f in revisions ]
865
count, cp_fail = self.inventory_store.copy_multi(other.inventory_store,
867
#print "Added %d inventories." % count
868
revision_ids = [ f.revision_id for f in revisions]
870
count, cp_fail = self.revision_store.copy_multi(other.revision_store,
873
assert len(cp_fail) == 0
874
return count, failures
877
def commit(self, *args, **kw):
878
from bzrlib.commit import commit
879
commit(self, *args, **kw)
882
def lookup_revision(self, revision):
883
"""Return the revision identifier for a given revision information."""
884
revno, info = self._get_revision_info(revision)
888
def revision_id_to_revno(self, revision_id):
889
"""Given a revision id, return its revno"""
890
history = self.revision_history()
892
return history.index(revision_id) + 1
894
raise bzrlib.errors.NoSuchRevision(self, revision_id)
897
def get_revision_info(self, revision):
898
"""Return (revno, revision id) for revision identifier.
900
revision can be an integer, in which case it is assumed to be revno (though
901
this will translate negative values into positive ones)
902
revision can also be a string, in which case it is parsed for something like
903
'date:' or 'revid:' etc.
905
revno, rev_id = self._get_revision_info(revision)
907
raise bzrlib.errors.NoSuchRevision(self, revision)
910
def get_rev_id(self, revno, history=None):
911
"""Find the revision id of the specified revno."""
676
# list is 0-based; revisions are 1-based
677
return self.revision_history()[revno-1]
679
raise BzrError("no such revision %s" % revno)
915
history = self.revision_history()
916
elif revno <= 0 or revno > len(history):
917
raise bzrlib.errors.NoSuchRevision(self, revno)
918
return history[revno - 1]
920
def _get_revision_info(self, revision):
921
"""Return (revno, revision id) for revision specifier.
923
revision can be an integer, in which case it is assumed to be revno
924
(though this will translate negative values into positive ones)
925
revision can also be a string, in which case it is parsed for something
926
like 'date:' or 'revid:' etc.
928
A revid is always returned. If it is None, the specifier referred to
929
the null revision. If the revid does not occur in the revision
930
history, revno will be None.
936
try:# Convert to int if possible
937
revision = int(revision)
940
revs = self.revision_history()
941
if isinstance(revision, int):
943
revno = len(revs) + revision + 1
946
rev_id = self.get_rev_id(revno, revs)
947
elif isinstance(revision, basestring):
948
for prefix, func in Branch.REVISION_NAMESPACES.iteritems():
949
if revision.startswith(prefix):
950
result = func(self, revs, revision)
952
revno, rev_id = result
955
rev_id = self.get_rev_id(revno, revs)
958
raise BzrError('No namespace registered for string: %r' %
961
raise TypeError('Unhandled revision type %s' % revision)
965
raise bzrlib.errors.NoSuchRevision(self, revision)
968
def _namespace_revno(self, revs, revision):
969
"""Lookup a revision by revision number"""
970
assert revision.startswith('revno:')
972
return (int(revision[6:]),)
975
REVISION_NAMESPACES['revno:'] = _namespace_revno
977
def _namespace_revid(self, revs, revision):
978
assert revision.startswith('revid:')
979
rev_id = revision[len('revid:'):]
981
return revs.index(rev_id) + 1, rev_id
984
REVISION_NAMESPACES['revid:'] = _namespace_revid
986
def _namespace_last(self, revs, revision):
987
assert revision.startswith('last:')
989
offset = int(revision[5:])
994
raise BzrError('You must supply a positive value for --revision last:XXX')
995
return (len(revs) - offset + 1,)
996
REVISION_NAMESPACES['last:'] = _namespace_last
998
def _namespace_tag(self, revs, revision):
999
assert revision.startswith('tag:')
1000
raise BzrError('tag: namespace registered, but not implemented.')
1001
REVISION_NAMESPACES['tag:'] = _namespace_tag
1003
def _namespace_date(self, revs, revision):
1004
assert revision.startswith('date:')
1006
# Spec for date revisions:
1008
# value can be 'yesterday', 'today', 'tomorrow' or a YYYY-MM-DD string.
1009
# it can also start with a '+/-/='. '+' says match the first
1010
# entry after the given date. '-' is match the first entry before the date
1011
# '=' is match the first entry after, but still on the given date.
1013
# +2005-05-12 says find the first matching entry after May 12th, 2005 at 0:00
1014
# -2005-05-12 says find the first matching entry before May 12th, 2005 at 0:00
1015
# =2005-05-12 says find the first match after May 12th, 2005 at 0:00 but before
1016
# May 13th, 2005 at 0:00
1018
# So the proper way of saying 'give me all entries for today' is:
1019
# -r {date:+today}:{date:-tomorrow}
1020
# The default is '=' when not supplied
1023
if val[:1] in ('+', '-', '='):
1024
match_style = val[:1]
1027
today = datetime.datetime.today().replace(hour=0,minute=0,second=0,microsecond=0)
1028
if val.lower() == 'yesterday':
1029
dt = today - datetime.timedelta(days=1)
1030
elif val.lower() == 'today':
1032
elif val.lower() == 'tomorrow':
1033
dt = today + datetime.timedelta(days=1)
1036
# This should be done outside the function to avoid recompiling it.
1037
_date_re = re.compile(
1038
r'(?P<date>(?P<year>\d\d\d\d)-(?P<month>\d\d)-(?P<day>\d\d))?'
1040
r'(?P<time>(?P<hour>\d\d):(?P<minute>\d\d)(:(?P<second>\d\d))?)?'
1042
m = _date_re.match(val)
1043
if not m or (not m.group('date') and not m.group('time')):
1044
raise BzrError('Invalid revision date %r' % revision)
1047
year, month, day = int(m.group('year')), int(m.group('month')), int(m.group('day'))
1049
year, month, day = today.year, today.month, today.day
1051
hour = int(m.group('hour'))
1052
minute = int(m.group('minute'))
1053
if m.group('second'):
1054
second = int(m.group('second'))
1058
hour, minute, second = 0,0,0
1060
dt = datetime.datetime(year=year, month=month, day=day,
1061
hour=hour, minute=minute, second=second)
1065
if match_style == '-':
1067
elif match_style == '=':
1068
last = dt + datetime.timedelta(days=1)
1071
for i in range(len(revs)-1, -1, -1):
1072
r = self.get_revision(revs[i])
1073
# TODO: Handle timezone.
1074
dt = datetime.datetime.fromtimestamp(r.timestamp)
1075
if first >= dt and (last is None or dt >= last):
1078
for i in range(len(revs)):
1079
r = self.get_revision(revs[i])
1080
# TODO: Handle timezone.
1081
dt = datetime.datetime.fromtimestamp(r.timestamp)
1082
if first <= dt and (last is None or dt <= last):
1084
REVISION_NAMESPACES['date:'] = _namespace_date
1087
def _namespace_ancestor(self, revs, revision):
1088
from revision import common_ancestor, MultipleRevisionSources
1089
other_branch = find_branch(_trim_namespace('ancestor', revision))
1090
revision_a = self.last_patch()
1091
revision_b = other_branch.last_patch()
1092
for r, b in ((revision_a, self), (revision_b, other_branch)):
1094
raise bzrlib.errors.NoCommits(b)
1095
revision_source = MultipleRevisionSources(self, other_branch)
1096
result = common_ancestor(revision_a, revision_b, revision_source)
1098
revno = self.revision_id_to_revno(result)
1099
except bzrlib.errors.NoSuchRevision:
1104
REVISION_NAMESPACES['ancestor:'] = _namespace_ancestor
682
1106
def revision_tree(self, revision_id):
683
1107
"""Return Tree for a revision on this branch.
685
1109
`revision_id` may be None for the null revision, in which case
686
1110
an `EmptyTree` is returned."""
1111
# TODO: refactor this to use an existing revision object
1112
# so we don't need to read it in twice.
688
1113
if revision_id == None:
689
1114
return EmptyTree()
723
def write_log(self, show_timezone='original', verbose=False):
724
"""Write out human-readable log of commits to this branch
726
utc -- If true, show dates in universal time, not local time."""
727
## TODO: Option to choose either original, utc or local timezone
730
for p in self.revision_history():
732
print 'revno:', revno
733
## TODO: Show hash if --id is given.
734
##print 'revision-hash:', p
735
rev = self.get_revision(p)
736
print 'committer:', rev.committer
737
print 'timestamp: %s' % (format_date(rev.timestamp, rev.timezone or 0,
740
## opportunistic consistency check, same as check_patch_chaining
741
if rev.precursor != precursor:
742
bailout("mismatched precursor!")
746
print ' (no message)'
748
for l in rev.message.split('\n'):
751
if verbose == True and precursor != None:
752
print 'changed files:'
753
tree = self.revision_tree(p)
754
prevtree = self.revision_tree(precursor)
756
for file_state, fid, old_name, new_name, kind in \
757
diff_trees(prevtree, tree, ):
758
if file_state == 'A' or file_state == 'M':
759
show_status(file_state, kind, new_name)
760
elif file_state == 'D':
761
show_status(file_state, kind, old_name)
762
elif file_state == 'R':
763
show_status(file_state, kind,
764
old_name + ' => ' + new_name)
770
1139
def rename_one(self, from_rel, to_rel):
771
1140
"""Rename one file.
773
1142
This can change the directory or the filename or both.
775
tree = self.working_tree()
777
if not tree.has_filename(from_rel):
778
bailout("can't rename: old working file %r does not exist" % from_rel)
779
if tree.has_filename(to_rel):
780
bailout("can't rename: new working file %r already exists" % to_rel)
782
file_id = inv.path2id(from_rel)
784
bailout("can't rename: old name %r is not versioned" % from_rel)
786
if inv.path2id(to_rel):
787
bailout("can't rename: new name %r is already versioned" % to_rel)
789
to_dir, to_tail = os.path.split(to_rel)
790
to_dir_id = inv.path2id(to_dir)
791
if to_dir_id == None and to_dir != '':
792
bailout("can't determine destination directory id for %r" % to_dir)
794
mutter("rename_one:")
795
mutter(" file_id {%s}" % file_id)
796
mutter(" from_rel %r" % from_rel)
797
mutter(" to_rel %r" % to_rel)
798
mutter(" to_dir %r" % to_dir)
799
mutter(" to_dir_id {%s}" % to_dir_id)
801
inv.rename(file_id, to_dir_id, to_tail)
803
print "%s => %s" % (from_rel, to_rel)
805
from_abs = self.abspath(from_rel)
806
to_abs = self.abspath(to_rel)
808
os.rename(from_abs, to_abs)
810
bailout("failed to rename %r to %r: %s"
811
% (from_abs, to_abs, e[1]),
812
["rename rolled back"])
814
self._write_inventory(inv)
1146
tree = self.working_tree()
1147
inv = tree.inventory
1148
if not tree.has_filename(from_rel):
1149
raise BzrError("can't rename: old working file %r does not exist" % from_rel)
1150
if tree.has_filename(to_rel):
1151
raise BzrError("can't rename: new working file %r already exists" % to_rel)
1153
file_id = inv.path2id(from_rel)
1155
raise BzrError("can't rename: old name %r is not versioned" % from_rel)
1157
if inv.path2id(to_rel):
1158
raise BzrError("can't rename: new name %r is already versioned" % to_rel)
1160
to_dir, to_tail = os.path.split(to_rel)
1161
to_dir_id = inv.path2id(to_dir)
1162
if to_dir_id == None and to_dir != '':
1163
raise BzrError("can't determine destination directory id for %r" % to_dir)
1165
mutter("rename_one:")
1166
mutter(" file_id {%s}" % file_id)
1167
mutter(" from_rel %r" % from_rel)
1168
mutter(" to_rel %r" % to_rel)
1169
mutter(" to_dir %r" % to_dir)
1170
mutter(" to_dir_id {%s}" % to_dir_id)
1172
inv.rename(file_id, to_dir_id, to_tail)
1174
from_abs = self.abspath(from_rel)
1175
to_abs = self.abspath(to_rel)
1177
os.rename(from_abs, to_abs)
1179
raise BzrError("failed to rename %r to %r: %s"
1180
% (from_abs, to_abs, e[1]),
1181
["rename rolled back"])
1183
self._write_inventory(inv)
818
1188
def move(self, from_paths, to_name):
826
1196
Note that to_name is only the last component of the new name;
827
1197
this doesn't change the directory.
829
## TODO: Option to move IDs only
830
assert not isinstance(from_paths, basestring)
831
tree = self.working_tree()
833
to_abs = self.abspath(to_name)
834
if not isdir(to_abs):
835
bailout("destination %r is not a directory" % to_abs)
836
if not tree.has_filename(to_name):
837
bailout("destination %r not in working directory" % to_abs)
838
to_dir_id = inv.path2id(to_name)
839
if to_dir_id == None and to_name != '':
840
bailout("destination %r is not a versioned directory" % to_name)
841
to_dir_ie = inv[to_dir_id]
842
if to_dir_ie.kind not in ('directory', 'root_directory'):
843
bailout("destination %r is not a directory" % to_abs)
845
to_idpath = Set(inv.get_idpath(to_dir_id))
848
if not tree.has_filename(f):
849
bailout("%r does not exist in working tree" % f)
850
f_id = inv.path2id(f)
852
bailout("%r is not versioned" % f)
853
name_tail = splitpath(f)[-1]
854
dest_path = appendpath(to_name, name_tail)
855
if tree.has_filename(dest_path):
856
bailout("destination %r already exists" % dest_path)
857
if f_id in to_idpath:
858
bailout("can't move %r to a subdirectory of itself" % f)
860
# OK, so there's a race here, it's possible that someone will
861
# create a file in this interval and then the rename might be
862
# left half-done. But we should have caught most problems.
865
name_tail = splitpath(f)[-1]
866
dest_path = appendpath(to_name, name_tail)
867
print "%s => %s" % (f, dest_path)
868
inv.rename(inv.path2id(f), to_dir_id, name_tail)
870
os.rename(self.abspath(f), self.abspath(dest_path))
872
bailout("failed to rename %r to %r: %s" % (f, dest_path, e[1]),
873
["rename rolled back"])
875
self._write_inventory(inv)
879
def show_status(self, show_all=False):
880
"""Display single-line status for non-ignored working files.
882
The list is show sorted in order by file name.
884
>>> b = ScratchBranch(files=['foo', 'foo~'])
890
>>> b.commit("add foo")
892
>>> os.unlink(b.abspath('foo'))
896
TODO: Get state for single files.
899
# We have to build everything into a list first so that it can
900
# sorted by name, incorporating all the different sources.
902
# FIXME: Rather than getting things in random order and then sorting,
903
# just step through in order.
905
# Interesting case: the old ID for a file has been removed,
906
# but a new file has been created under that name.
908
old = self.basis_tree()
909
new = self.working_tree()
911
for fs, fid, oldname, newname, kind in diff_trees(old, new):
913
show_status(fs, kind,
914
oldname + ' => ' + newname)
915
elif fs == 'A' or fs == 'M':
916
show_status(fs, kind, newname)
918
show_status(fs, kind, oldname)
921
show_status(fs, kind, newname)
924
show_status(fs, kind, newname)
926
show_status(fs, kind, newname)
928
bailout("weird file state %r" % ((fs, fid),))
1199
This returns a list of (from_path, to_path) pairs for each
1200
entry that is moved.
1205
## TODO: Option to move IDs only
1206
assert not isinstance(from_paths, basestring)
1207
tree = self.working_tree()
1208
inv = tree.inventory
1209
to_abs = self.abspath(to_name)
1210
if not isdir(to_abs):
1211
raise BzrError("destination %r is not a directory" % to_abs)
1212
if not tree.has_filename(to_name):
1213
raise BzrError("destination %r not in working directory" % to_abs)
1214
to_dir_id = inv.path2id(to_name)
1215
if to_dir_id == None and to_name != '':
1216
raise BzrError("destination %r is not a versioned directory" % to_name)
1217
to_dir_ie = inv[to_dir_id]
1218
if to_dir_ie.kind not in ('directory', 'root_directory'):
1219
raise BzrError("destination %r is not a directory" % to_abs)
1221
to_idpath = inv.get_idpath(to_dir_id)
1223
for f in from_paths:
1224
if not tree.has_filename(f):
1225
raise BzrError("%r does not exist in working tree" % f)
1226
f_id = inv.path2id(f)
1228
raise BzrError("%r is not versioned" % f)
1229
name_tail = splitpath(f)[-1]
1230
dest_path = appendpath(to_name, name_tail)
1231
if tree.has_filename(dest_path):
1232
raise BzrError("destination %r already exists" % dest_path)
1233
if f_id in to_idpath:
1234
raise BzrError("can't move %r to a subdirectory of itself" % f)
1236
# OK, so there's a race here, it's possible that someone will
1237
# create a file in this interval and then the rename might be
1238
# left half-done. But we should have caught most problems.
1240
for f in from_paths:
1241
name_tail = splitpath(f)[-1]
1242
dest_path = appendpath(to_name, name_tail)
1243
result.append((f, dest_path))
1244
inv.rename(inv.path2id(f), to_dir_id, name_tail)
1246
os.rename(self.abspath(f), self.abspath(dest_path))
1248
raise BzrError("failed to rename %r to %r: %s" % (f, dest_path, e[1]),
1249
["rename rolled back"])
1251
self._write_inventory(inv)
1258
def revert(self, filenames, old_tree=None, backups=True):
1259
"""Restore selected files to the versions from a previous tree.
1262
If true (default) backups are made of files before
1265
from bzrlib.errors import NotVersionedError, BzrError
1266
from bzrlib.atomicfile import AtomicFile
1267
from bzrlib.osutils import backup_file
1269
inv = self.read_working_inventory()
1270
if old_tree is None:
1271
old_tree = self.basis_tree()
1272
old_inv = old_tree.inventory
1275
for fn in filenames:
1276
file_id = inv.path2id(fn)
1278
raise NotVersionedError("not a versioned file", fn)
1279
if not old_inv.has_id(file_id):
1280
raise BzrError("file not present in old tree", fn, file_id)
1281
nids.append((fn, file_id))
1283
# TODO: Rename back if it was previously at a different location
1285
# TODO: If given a directory, restore the entire contents from
1286
# the previous version.
1288
# TODO: Make a backup to a temporary file.
1290
# TODO: If the file previously didn't exist, delete it?
1291
for fn, file_id in nids:
1294
f = AtomicFile(fn, 'wb')
1296
f.write(old_tree.get_file(file_id).read())
1302
def pending_merges(self):
1303
"""Return a list of pending merges.
1305
These are revisions that have been merged into the working
1306
directory but not yet committed.
1308
cfn = self.controlfilename('pending-merges')
1309
if not os.path.exists(cfn):
1312
for l in self.controlfile('pending-merges', 'r').readlines():
1313
p.append(l.rstrip('\n'))
1317
def add_pending_merge(self, revision_id):
1318
from bzrlib.revision import validate_revision_id
1320
validate_revision_id(revision_id)
1322
p = self.pending_merges()
1323
if revision_id in p:
1325
p.append(revision_id)
1326
self.set_pending_merges(p)
1329
def set_pending_merges(self, rev_list):
1330
from bzrlib.atomicfile import AtomicFile
1333
f = AtomicFile(self.controlfilename('pending-merges'))
1344
def get_parent(self):
1345
"""Return the parent location of the branch.
1347
This is the default location for push/pull/missing. The usual
1348
pattern is that the user can override it by specifying a
1352
_locs = ['parent', 'pull', 'x-pull']
1355
return self.controlfile(l, 'r').read().strip('\n')
1357
if e.errno != errno.ENOENT:
1362
def set_parent(self, url):
1363
# TODO: Maybe delete old location files?
1364
from bzrlib.atomicfile import AtomicFile
1367
f = AtomicFile(self.controlfilename('parent'))
1376
def check_revno(self, revno):
1378
Check whether a revno corresponds to any revision.
1379
Zero (the NULL revision) is considered valid.
1382
self.check_real_revno(revno)
1384
def check_real_revno(self, revno):
1386
Check whether a revno corresponds to a real revision.
1387
Zero (the NULL revision) is considered invalid
1389
if revno < 1 or revno > self.revno():
1390
raise InvalidRevisionNumber(revno)
932
1395
class ScratchBranch(Branch):