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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
646
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')
654
739
return len(self.revision_history())
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742
def last_patch(self):
658
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)
793
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
802
pb = bzrlib.ui.ui_factory.progress_bar()
803
pb.update('comparing histories')
806
revision_ids = self.missing_revisions(other, stop_revision)
807
except DivergedBranches, e:
809
if stop_revision is None:
810
end_revision = other.last_patch()
811
revision_ids = get_intervening_revisions(self.last_patch(),
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assert self.last_patch() not in revision_ids
814
except bzrlib.errors.NotAncestor:
817
if len(revision_ids) > 0:
818
count = greedy_fetch(self, other, revision_ids[-1], pb)[0]
821
self.append_revision(*revision_ids)
822
## note("Added %d revisions." % count)
825
def install_revisions(self, other, revision_ids, pb):
826
if hasattr(other.revision_store, "prefetch"):
827
other.revision_store.prefetch(revision_ids)
828
if hasattr(other.inventory_store, "prefetch"):
829
inventory_ids = [other.get_revision(r).inventory_id
830
for r in revision_ids]
831
other.inventory_store.prefetch(inventory_ids)
834
pb = bzrlib.ui.ui_factory.progress_bar()
841
for i, rev_id in enumerate(revision_ids):
842
pb.update('fetching revision', i+1, len(revision_ids))
844
rev = other.get_revision(rev_id)
845
except bzrlib.errors.NoSuchRevision:
849
revisions.append(rev)
850
inv = other.get_inventory(str(rev.inventory_id))
851
for key, entry in inv.iter_entries():
852
if entry.text_id is None:
854
if entry.text_id not in self.text_store:
855
needed_texts.add(entry.text_id)
859
count, cp_fail = self.text_store.copy_multi(other.text_store,
861
#print "Added %d texts." % count
862
inventory_ids = [ f.inventory_id for f in revisions ]
863
count, cp_fail = self.inventory_store.copy_multi(other.inventory_store,
865
#print "Added %d inventories." % count
866
revision_ids = [ f.revision_id for f in revisions]
868
count, cp_fail = self.revision_store.copy_multi(other.revision_store,
871
assert len(cp_fail) == 0
872
return count, failures
875
def commit(self, *args, **kw):
876
from bzrlib.commit import commit
877
commit(self, *args, **kw)
880
def lookup_revision(self, revision):
881
"""Return the revision identifier for a given revision information."""
882
revno, info = self._get_revision_info(revision)
886
def revision_id_to_revno(self, revision_id):
887
"""Given a revision id, return its revno"""
888
history = self.revision_history()
890
return history.index(revision_id) + 1
892
raise bzrlib.errors.NoSuchRevision(self, revision_id)
895
def get_revision_info(self, revision):
896
"""Return (revno, revision id) for revision identifier.
898
revision can be an integer, in which case it is assumed to be revno (though
899
this will translate negative values into positive ones)
900
revision can also be a string, in which case it is parsed for something like
901
'date:' or 'revid:' etc.
903
revno, rev_id = self._get_revision_info(revision)
905
raise bzrlib.errors.NoSuchRevision(self, revision)
908
def get_rev_id(self, revno, history=None):
909
"""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)
913
history = self.revision_history()
914
elif revno <= 0 or revno > len(history):
915
raise bzrlib.errors.NoSuchRevision(self, revno)
916
return history[revno - 1]
918
def _get_revision_info(self, revision):
919
"""Return (revno, revision id) for revision specifier.
921
revision can be an integer, in which case it is assumed to be revno
922
(though this will translate negative values into positive ones)
923
revision can also be a string, in which case it is parsed for something
924
like 'date:' or 'revid:' etc.
926
A revid is always returned. If it is None, the specifier referred to
927
the null revision. If the revid does not occur in the revision
928
history, revno will be None.
934
try:# Convert to int if possible
935
revision = int(revision)
938
revs = self.revision_history()
939
if isinstance(revision, int):
941
revno = len(revs) + revision + 1
944
rev_id = self.get_rev_id(revno, revs)
945
elif isinstance(revision, basestring):
946
for prefix, func in Branch.REVISION_NAMESPACES.iteritems():
947
if revision.startswith(prefix):
948
result = func(self, revs, revision)
950
revno, rev_id = result
953
rev_id = self.get_rev_id(revno, revs)
956
raise BzrError('No namespace registered for string: %r' %
959
raise TypeError('Unhandled revision type %s' % revision)
963
raise bzrlib.errors.NoSuchRevision(self, revision)
966
def _namespace_revno(self, revs, revision):
967
"""Lookup a revision by revision number"""
968
assert revision.startswith('revno:')
970
return (int(revision[6:]),)
973
REVISION_NAMESPACES['revno:'] = _namespace_revno
975
def _namespace_revid(self, revs, revision):
976
assert revision.startswith('revid:')
977
rev_id = revision[len('revid:'):]
979
return revs.index(rev_id) + 1, rev_id
982
REVISION_NAMESPACES['revid:'] = _namespace_revid
984
def _namespace_last(self, revs, revision):
985
assert revision.startswith('last:')
987
offset = int(revision[5:])
992
raise BzrError('You must supply a positive value for --revision last:XXX')
993
return (len(revs) - offset + 1,)
994
REVISION_NAMESPACES['last:'] = _namespace_last
996
def _namespace_tag(self, revs, revision):
997
assert revision.startswith('tag:')
998
raise BzrError('tag: namespace registered, but not implemented.')
999
REVISION_NAMESPACES['tag:'] = _namespace_tag
1001
def _namespace_date(self, revs, revision):
1002
assert revision.startswith('date:')
1004
# Spec for date revisions:
1006
# value can be 'yesterday', 'today', 'tomorrow' or a YYYY-MM-DD string.
1007
# it can also start with a '+/-/='. '+' says match the first
1008
# entry after the given date. '-' is match the first entry before the date
1009
# '=' is match the first entry after, but still on the given date.
1011
# +2005-05-12 says find the first matching entry after May 12th, 2005 at 0:00
1012
# -2005-05-12 says find the first matching entry before May 12th, 2005 at 0:00
1013
# =2005-05-12 says find the first match after May 12th, 2005 at 0:00 but before
1014
# May 13th, 2005 at 0:00
1016
# So the proper way of saying 'give me all entries for today' is:
1017
# -r {date:+today}:{date:-tomorrow}
1018
# The default is '=' when not supplied
1021
if val[:1] in ('+', '-', '='):
1022
match_style = val[:1]
1025
today = datetime.datetime.today().replace(hour=0,minute=0,second=0,microsecond=0)
1026
if val.lower() == 'yesterday':
1027
dt = today - datetime.timedelta(days=1)
1028
elif val.lower() == 'today':
1030
elif val.lower() == 'tomorrow':
1031
dt = today + datetime.timedelta(days=1)
1034
# This should be done outside the function to avoid recompiling it.
1035
_date_re = re.compile(
1036
r'(?P<date>(?P<year>\d\d\d\d)-(?P<month>\d\d)-(?P<day>\d\d))?'
1038
r'(?P<time>(?P<hour>\d\d):(?P<minute>\d\d)(:(?P<second>\d\d))?)?'
1040
m = _date_re.match(val)
1041
if not m or (not m.group('date') and not m.group('time')):
1042
raise BzrError('Invalid revision date %r' % revision)
1045
year, month, day = int(m.group('year')), int(m.group('month')), int(m.group('day'))
1047
year, month, day = today.year, today.month, today.day
1049
hour = int(m.group('hour'))
1050
minute = int(m.group('minute'))
1051
if m.group('second'):
1052
second = int(m.group('second'))
1056
hour, minute, second = 0,0,0
1058
dt = datetime.datetime(year=year, month=month, day=day,
1059
hour=hour, minute=minute, second=second)
1063
if match_style == '-':
1065
elif match_style == '=':
1066
last = dt + datetime.timedelta(days=1)
1069
for i in range(len(revs)-1, -1, -1):
1070
r = self.get_revision(revs[i])
1071
# TODO: Handle timezone.
1072
dt = datetime.datetime.fromtimestamp(r.timestamp)
1073
if first >= dt and (last is None or dt >= last):
1076
for i in range(len(revs)):
1077
r = self.get_revision(revs[i])
1078
# TODO: Handle timezone.
1079
dt = datetime.datetime.fromtimestamp(r.timestamp)
1080
if first <= dt and (last is None or dt <= last):
1082
REVISION_NAMESPACES['date:'] = _namespace_date
682
1084
def revision_tree(self, revision_id):
683
1085
"""Return Tree for a revision on this branch.
685
1087
`revision_id` may be None for the null revision, in which case
686
1088
an `EmptyTree` is returned."""
1089
# TODO: refactor this to use an existing revision object
1090
# so we don't need to read it in twice.
688
1091
if revision_id == None:
689
1092
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
1117
def rename_one(self, from_rel, to_rel):
771
1118
"""Rename one file.
773
1120
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)
1124
tree = self.working_tree()
1125
inv = tree.inventory
1126
if not tree.has_filename(from_rel):
1127
raise BzrError("can't rename: old working file %r does not exist" % from_rel)
1128
if tree.has_filename(to_rel):
1129
raise BzrError("can't rename: new working file %r already exists" % to_rel)
1131
file_id = inv.path2id(from_rel)
1133
raise BzrError("can't rename: old name %r is not versioned" % from_rel)
1135
if inv.path2id(to_rel):
1136
raise BzrError("can't rename: new name %r is already versioned" % to_rel)
1138
to_dir, to_tail = os.path.split(to_rel)
1139
to_dir_id = inv.path2id(to_dir)
1140
if to_dir_id == None and to_dir != '':
1141
raise BzrError("can't determine destination directory id for %r" % to_dir)
1143
mutter("rename_one:")
1144
mutter(" file_id {%s}" % file_id)
1145
mutter(" from_rel %r" % from_rel)
1146
mutter(" to_rel %r" % to_rel)
1147
mutter(" to_dir %r" % to_dir)
1148
mutter(" to_dir_id {%s}" % to_dir_id)
1150
inv.rename(file_id, to_dir_id, to_tail)
1152
from_abs = self.abspath(from_rel)
1153
to_abs = self.abspath(to_rel)
1155
os.rename(from_abs, to_abs)
1157
raise BzrError("failed to rename %r to %r: %s"
1158
% (from_abs, to_abs, e[1]),
1159
["rename rolled back"])
1161
self._write_inventory(inv)
818
1166
def move(self, from_paths, to_name):
826
1174
Note that to_name is only the last component of the new name;
827
1175
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),))
1177
This returns a list of (from_path, to_path) pairs for each
1178
entry that is moved.
1183
## TODO: Option to move IDs only
1184
assert not isinstance(from_paths, basestring)
1185
tree = self.working_tree()
1186
inv = tree.inventory
1187
to_abs = self.abspath(to_name)
1188
if not isdir(to_abs):
1189
raise BzrError("destination %r is not a directory" % to_abs)
1190
if not tree.has_filename(to_name):
1191
raise BzrError("destination %r not in working directory" % to_abs)
1192
to_dir_id = inv.path2id(to_name)
1193
if to_dir_id == None and to_name != '':
1194
raise BzrError("destination %r is not a versioned directory" % to_name)
1195
to_dir_ie = inv[to_dir_id]
1196
if to_dir_ie.kind not in ('directory', 'root_directory'):
1197
raise BzrError("destination %r is not a directory" % to_abs)
1199
to_idpath = inv.get_idpath(to_dir_id)
1201
for f in from_paths:
1202
if not tree.has_filename(f):
1203
raise BzrError("%r does not exist in working tree" % f)
1204
f_id = inv.path2id(f)
1206
raise BzrError("%r is not versioned" % f)
1207
name_tail = splitpath(f)[-1]
1208
dest_path = appendpath(to_name, name_tail)
1209
if tree.has_filename(dest_path):
1210
raise BzrError("destination %r already exists" % dest_path)
1211
if f_id in to_idpath:
1212
raise BzrError("can't move %r to a subdirectory of itself" % f)
1214
# OK, so there's a race here, it's possible that someone will
1215
# create a file in this interval and then the rename might be
1216
# left half-done. But we should have caught most problems.
1218
for f in from_paths:
1219
name_tail = splitpath(f)[-1]
1220
dest_path = appendpath(to_name, name_tail)
1221
result.append((f, dest_path))
1222
inv.rename(inv.path2id(f), to_dir_id, name_tail)
1224
os.rename(self.abspath(f), self.abspath(dest_path))
1226
raise BzrError("failed to rename %r to %r: %s" % (f, dest_path, e[1]),
1227
["rename rolled back"])
1229
self._write_inventory(inv)
1236
def revert(self, filenames, old_tree=None, backups=True):
1237
"""Restore selected files to the versions from a previous tree.
1240
If true (default) backups are made of files before
1243
from bzrlib.errors import NotVersionedError, BzrError
1244
from bzrlib.atomicfile import AtomicFile
1245
from bzrlib.osutils import backup_file
1247
inv = self.read_working_inventory()
1248
if old_tree is None:
1249
old_tree = self.basis_tree()
1250
old_inv = old_tree.inventory
1253
for fn in filenames:
1254
file_id = inv.path2id(fn)
1256
raise NotVersionedError("not a versioned file", fn)
1257
if not old_inv.has_id(file_id):
1258
raise BzrError("file not present in old tree", fn, file_id)
1259
nids.append((fn, file_id))
1261
# TODO: Rename back if it was previously at a different location
1263
# TODO: If given a directory, restore the entire contents from
1264
# the previous version.
1266
# TODO: Make a backup to a temporary file.
1268
# TODO: If the file previously didn't exist, delete it?
1269
for fn, file_id in nids:
1272
f = AtomicFile(fn, 'wb')
1274
f.write(old_tree.get_file(file_id).read())
1280
def pending_merges(self):
1281
"""Return a list of pending merges.
1283
These are revisions that have been merged into the working
1284
directory but not yet committed.
1286
cfn = self.controlfilename('pending-merges')
1287
if not os.path.exists(cfn):
1290
for l in self.controlfile('pending-merges', 'r').readlines():
1291
p.append(l.rstrip('\n'))
1295
def add_pending_merge(self, revision_id):
1296
from bzrlib.revision import validate_revision_id
1298
validate_revision_id(revision_id)
1300
p = self.pending_merges()
1301
if revision_id in p:
1303
p.append(revision_id)
1304
self.set_pending_merges(p)
1307
def set_pending_merges(self, rev_list):
1308
from bzrlib.atomicfile import AtomicFile
1311
f = AtomicFile(self.controlfilename('pending-merges'))
1322
def get_parent(self):
1323
"""Return the parent location of the branch.
1325
This is the default location for push/pull/missing. The usual
1326
pattern is that the user can override it by specifying a
1330
_locs = ['parent', 'pull', 'x-pull']
1333
return self.controlfile(l, 'r').read().strip('\n')
1335
if e.errno != errno.ENOENT:
1340
def set_parent(self, url):
1341
# TODO: Maybe delete old location files?
1342
from bzrlib.atomicfile import AtomicFile
1345
f = AtomicFile(self.controlfilename('parent'))
1354
def check_revno(self, revno):
1356
Check whether a revno corresponds to any revision.
1357
Zero (the NULL revision) is considered valid.
1360
self.check_real_revno(revno)
1362
def check_real_revno(self, revno):
1364
Check whether a revno corresponds to a real revision.
1365
Zero (the NULL revision) is considered invalid
1367
if revno < 1 or revno > self.revno():
1368
raise InvalidRevisionNumber(revno)
932
1373
class ScratchBranch(Branch):