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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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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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return remotebranch.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 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 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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from errors import NotBranchError
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raise NotBranchError("path %r is not within branch %r" % (rp, base))
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return os.sep.join(s)
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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
677
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
744
That is equivalent to the number of revisions committed to
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>>> b = ScratchBranch()
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>>> b.commit('no foo')
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747
return len(self.revision_history())
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def last_patch(self):
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"""Return last patch hash, or None if no history.
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>>> ScratchBranch().last_patch() == None
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ph = self.revision_history()
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def lookup_revision(self, revno):
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"""Return revision hash for revision number."""
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def missing_revisions(self, other, stop_revision=None, diverged_ok=False):
762
If self and other have not diverged, return a list of the revisions
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present in other, but missing from self.
765
>>> from bzrlib.commit import commit
766
>>> bzrlib.trace.silent = True
767
>>> br1 = ScratchBranch()
768
>>> br2 = ScratchBranch()
769
>>> br1.missing_revisions(br2)
771
>>> commit(br2, "lala!", rev_id="REVISION-ID-1")
772
>>> br1.missing_revisions(br2)
774
>>> br2.missing_revisions(br1)
776
>>> commit(br1, "lala!", rev_id="REVISION-ID-1")
777
>>> br1.missing_revisions(br2)
779
>>> commit(br2, "lala!", rev_id="REVISION-ID-2A")
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>>> br1.missing_revisions(br2)
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>>> commit(br1, "lala!", rev_id="REVISION-ID-2B")
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>>> br1.missing_revisions(br2)
784
Traceback (most recent call last):
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DivergedBranches: These branches have diverged.
787
self_history = self.revision_history()
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self_len = len(self_history)
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other_history = other.revision_history()
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other_len = len(other_history)
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common_index = min(self_len, other_len) -1
792
if common_index >= 0 and \
793
self_history[common_index] != other_history[common_index]:
794
raise DivergedBranches(self, other)
796
if stop_revision is None:
797
stop_revision = other_len
798
elif stop_revision > other_len:
799
raise bzrlib.errors.NoSuchRevision(self, stop_revision)
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return other_history[self_len:stop_revision]
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def update_revisions(self, other, stop_revision=None):
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"""Pull in all new revisions from other branch.
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from bzrlib.fetch import greedy_fetch
808
from bzrlib.revision import get_intervening_revisions
810
pb = bzrlib.ui.ui_factory.progress_bar()
811
pb.update('comparing histories')
812
if stop_revision is None:
813
other_revision = other.last_patch()
815
other_revision = other.lookup_revision(stop_revision)
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count = greedy_fetch(self, other, other_revision, pb)[0]
818
revision_ids = self.missing_revisions(other, stop_revision)
819
except DivergedBranches, e:
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revision_ids = get_intervening_revisions(self.last_patch(),
822
other_revision, self)
823
assert self.last_patch() not in revision_ids
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except bzrlib.errors.NotAncestor:
827
self.append_revision(*revision_ids)
830
def install_revisions(self, other, revision_ids, pb):
831
if hasattr(other.revision_store, "prefetch"):
832
other.revision_store.prefetch(revision_ids)
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if hasattr(other.inventory_store, "prefetch"):
835
for rev_id in revision_ids:
837
revision = other.get_revision(rev_id).inventory_id
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inventory_ids.append(revision)
839
except bzrlib.errors.NoSuchRevision:
841
other.inventory_store.prefetch(inventory_ids)
844
pb = bzrlib.ui.ui_factory.progress_bar()
851
for i, rev_id in enumerate(revision_ids):
852
pb.update('fetching revision', i+1, len(revision_ids))
854
rev = other.get_revision(rev_id)
855
except bzrlib.errors.NoSuchRevision:
859
revisions.append(rev)
860
inv = other.get_inventory(str(rev.inventory_id))
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for key, entry in inv.iter_entries():
862
if entry.text_id is None:
864
if entry.text_id not in self.text_store:
865
needed_texts.add(entry.text_id)
869
count, cp_fail = self.text_store.copy_multi(other.text_store,
871
#print "Added %d texts." % count
872
inventory_ids = [ f.inventory_id for f in revisions ]
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count, cp_fail = self.inventory_store.copy_multi(other.inventory_store,
875
#print "Added %d inventories." % count
876
revision_ids = [ f.revision_id for f in revisions]
878
count, cp_fail = self.revision_store.copy_multi(other.revision_store,
881
assert len(cp_fail) == 0
882
return count, failures
885
def commit(self, *args, **kw):
886
from bzrlib.commit import commit
887
commit(self, *args, **kw)
890
def lookup_revision(self, revision):
891
"""Return the revision identifier for a given revision information."""
892
revno, info = self._get_revision_info(revision)
896
def revision_id_to_revno(self, revision_id):
897
"""Given a revision id, return its revno"""
898
history = self.revision_history()
900
return history.index(revision_id) + 1
902
raise bzrlib.errors.NoSuchRevision(self, revision_id)
905
def get_revision_info(self, revision):
906
"""Return (revno, revision id) for revision identifier.
908
revision can be an integer, in which case it is assumed to be revno (though
909
this will translate negative values into positive ones)
910
revision can also be a string, in which case it is parsed for something like
911
'date:' or 'revid:' etc.
913
revno, rev_id = self._get_revision_info(revision)
915
raise bzrlib.errors.NoSuchRevision(self, revision)
918
def get_rev_id(self, revno, history=None):
919
"""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)
923
history = self.revision_history()
924
elif revno <= 0 or revno > len(history):
925
raise bzrlib.errors.NoSuchRevision(self, revno)
926
return history[revno - 1]
928
def _get_revision_info(self, revision):
929
"""Return (revno, revision id) for revision specifier.
931
revision can be an integer, in which case it is assumed to be revno
932
(though this will translate negative values into positive ones)
933
revision can also be a string, in which case it is parsed for something
934
like 'date:' or 'revid:' etc.
936
A revid is always returned. If it is None, the specifier referred to
937
the null revision. If the revid does not occur in the revision
938
history, revno will be None.
944
try:# Convert to int if possible
945
revision = int(revision)
948
revs = self.revision_history()
949
if isinstance(revision, int):
951
revno = len(revs) + revision + 1
954
rev_id = self.get_rev_id(revno, revs)
955
elif isinstance(revision, basestring):
956
for prefix, func in Branch.REVISION_NAMESPACES.iteritems():
957
if revision.startswith(prefix):
958
result = func(self, revs, revision)
960
revno, rev_id = result
963
rev_id = self.get_rev_id(revno, revs)
966
raise BzrError('No namespace registered for string: %r' %
969
raise TypeError('Unhandled revision type %s' % revision)
973
raise bzrlib.errors.NoSuchRevision(self, revision)
976
def _namespace_revno(self, revs, revision):
977
"""Lookup a revision by revision number"""
978
assert revision.startswith('revno:')
980
return (int(revision[6:]),)
983
REVISION_NAMESPACES['revno:'] = _namespace_revno
985
def _namespace_revid(self, revs, revision):
986
assert revision.startswith('revid:')
987
rev_id = revision[len('revid:'):]
989
return revs.index(rev_id) + 1, rev_id
992
REVISION_NAMESPACES['revid:'] = _namespace_revid
994
def _namespace_last(self, revs, revision):
995
assert revision.startswith('last:')
997
offset = int(revision[5:])
1002
raise BzrError('You must supply a positive value for --revision last:XXX')
1003
return (len(revs) - offset + 1,)
1004
REVISION_NAMESPACES['last:'] = _namespace_last
1006
def _namespace_tag(self, revs, revision):
1007
assert revision.startswith('tag:')
1008
raise BzrError('tag: namespace registered, but not implemented.')
1009
REVISION_NAMESPACES['tag:'] = _namespace_tag
1011
def _namespace_date(self, revs, revision):
1012
assert revision.startswith('date:')
1014
# Spec for date revisions:
1016
# value can be 'yesterday', 'today', 'tomorrow' or a YYYY-MM-DD string.
1017
# it can also start with a '+/-/='. '+' says match the first
1018
# entry after the given date. '-' is match the first entry before the date
1019
# '=' is match the first entry after, but still on the given date.
1021
# +2005-05-12 says find the first matching entry after May 12th, 2005 at 0:00
1022
# -2005-05-12 says find the first matching entry before May 12th, 2005 at 0:00
1023
# =2005-05-12 says find the first match after May 12th, 2005 at 0:00 but before
1024
# May 13th, 2005 at 0:00
1026
# So the proper way of saying 'give me all entries for today' is:
1027
# -r {date:+today}:{date:-tomorrow}
1028
# The default is '=' when not supplied
1031
if val[:1] in ('+', '-', '='):
1032
match_style = val[:1]
1035
today = datetime.datetime.today().replace(hour=0,minute=0,second=0,microsecond=0)
1036
if val.lower() == 'yesterday':
1037
dt = today - datetime.timedelta(days=1)
1038
elif val.lower() == 'today':
1040
elif val.lower() == 'tomorrow':
1041
dt = today + datetime.timedelta(days=1)
1044
# This should be done outside the function to avoid recompiling it.
1045
_date_re = re.compile(
1046
r'(?P<date>(?P<year>\d\d\d\d)-(?P<month>\d\d)-(?P<day>\d\d))?'
1048
r'(?P<time>(?P<hour>\d\d):(?P<minute>\d\d)(:(?P<second>\d\d))?)?'
1050
m = _date_re.match(val)
1051
if not m or (not m.group('date') and not m.group('time')):
1052
raise BzrError('Invalid revision date %r' % revision)
1055
year, month, day = int(m.group('year')), int(m.group('month')), int(m.group('day'))
1057
year, month, day = today.year, today.month, today.day
1059
hour = int(m.group('hour'))
1060
minute = int(m.group('minute'))
1061
if m.group('second'):
1062
second = int(m.group('second'))
1066
hour, minute, second = 0,0,0
1068
dt = datetime.datetime(year=year, month=month, day=day,
1069
hour=hour, minute=minute, second=second)
1073
if match_style == '-':
1075
elif match_style == '=':
1076
last = dt + datetime.timedelta(days=1)
1079
for i in range(len(revs)-1, -1, -1):
1080
r = self.get_revision(revs[i])
1081
# TODO: Handle timezone.
1082
dt = datetime.datetime.fromtimestamp(r.timestamp)
1083
if first >= dt and (last is None or dt >= last):
1086
for i in range(len(revs)):
1087
r = self.get_revision(revs[i])
1088
# TODO: Handle timezone.
1089
dt = datetime.datetime.fromtimestamp(r.timestamp)
1090
if first <= dt and (last is None or dt <= last):
1092
REVISION_NAMESPACES['date:'] = _namespace_date
682
1094
def revision_tree(self, revision_id):
683
1095
"""Return Tree for a revision on this branch.
685
1097
`revision_id` may be None for the null revision, in which case
686
1098
an `EmptyTree` is returned."""
1099
# TODO: refactor this to use an existing revision object
1100
# so we don't need to read it in twice.
688
1101
if revision_id == None:
689
1102
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
1127
def rename_one(self, from_rel, to_rel):
771
1128
"""Rename one file.
773
1130
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)
1134
tree = self.working_tree()
1135
inv = tree.inventory
1136
if not tree.has_filename(from_rel):
1137
raise BzrError("can't rename: old working file %r does not exist" % from_rel)
1138
if tree.has_filename(to_rel):
1139
raise BzrError("can't rename: new working file %r already exists" % to_rel)
1141
file_id = inv.path2id(from_rel)
1143
raise BzrError("can't rename: old name %r is not versioned" % from_rel)
1145
if inv.path2id(to_rel):
1146
raise BzrError("can't rename: new name %r is already versioned" % to_rel)
1148
to_dir, to_tail = os.path.split(to_rel)
1149
to_dir_id = inv.path2id(to_dir)
1150
if to_dir_id == None and to_dir != '':
1151
raise BzrError("can't determine destination directory id for %r" % to_dir)
1153
mutter("rename_one:")
1154
mutter(" file_id {%s}" % file_id)
1155
mutter(" from_rel %r" % from_rel)
1156
mutter(" to_rel %r" % to_rel)
1157
mutter(" to_dir %r" % to_dir)
1158
mutter(" to_dir_id {%s}" % to_dir_id)
1160
inv.rename(file_id, to_dir_id, to_tail)
1162
from_abs = self.abspath(from_rel)
1163
to_abs = self.abspath(to_rel)
1165
os.rename(from_abs, to_abs)
1167
raise BzrError("failed to rename %r to %r: %s"
1168
% (from_abs, to_abs, e[1]),
1169
["rename rolled back"])
1171
self._write_inventory(inv)
818
1176
def move(self, from_paths, to_name):
826
1184
Note that to_name is only the last component of the new name;
827
1185
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),))
1187
This returns a list of (from_path, to_path) pairs for each
1188
entry that is moved.
1193
## TODO: Option to move IDs only
1194
assert not isinstance(from_paths, basestring)
1195
tree = self.working_tree()
1196
inv = tree.inventory
1197
to_abs = self.abspath(to_name)
1198
if not isdir(to_abs):
1199
raise BzrError("destination %r is not a directory" % to_abs)
1200
if not tree.has_filename(to_name):
1201
raise BzrError("destination %r not in working directory" % to_abs)
1202
to_dir_id = inv.path2id(to_name)
1203
if to_dir_id == None and to_name != '':
1204
raise BzrError("destination %r is not a versioned directory" % to_name)
1205
to_dir_ie = inv[to_dir_id]
1206
if to_dir_ie.kind not in ('directory', 'root_directory'):
1207
raise BzrError("destination %r is not a directory" % to_abs)
1209
to_idpath = inv.get_idpath(to_dir_id)
1211
for f in from_paths:
1212
if not tree.has_filename(f):
1213
raise BzrError("%r does not exist in working tree" % f)
1214
f_id = inv.path2id(f)
1216
raise BzrError("%r is not versioned" % f)
1217
name_tail = splitpath(f)[-1]
1218
dest_path = appendpath(to_name, name_tail)
1219
if tree.has_filename(dest_path):
1220
raise BzrError("destination %r already exists" % dest_path)
1221
if f_id in to_idpath:
1222
raise BzrError("can't move %r to a subdirectory of itself" % f)
1224
# OK, so there's a race here, it's possible that someone will
1225
# create a file in this interval and then the rename might be
1226
# left half-done. But we should have caught most problems.
1228
for f in from_paths:
1229
name_tail = splitpath(f)[-1]
1230
dest_path = appendpath(to_name, name_tail)
1231
result.append((f, dest_path))
1232
inv.rename(inv.path2id(f), to_dir_id, name_tail)
1234
os.rename(self.abspath(f), self.abspath(dest_path))
1236
raise BzrError("failed to rename %r to %r: %s" % (f, dest_path, e[1]),
1237
["rename rolled back"])
1239
self._write_inventory(inv)
1246
def revert(self, filenames, old_tree=None, backups=True):
1247
"""Restore selected files to the versions from a previous tree.
1250
If true (default) backups are made of files before
1253
from bzrlib.errors import NotVersionedError, BzrError
1254
from bzrlib.atomicfile import AtomicFile
1255
from bzrlib.osutils import backup_file
1257
inv = self.read_working_inventory()
1258
if old_tree is None:
1259
old_tree = self.basis_tree()
1260
old_inv = old_tree.inventory
1263
for fn in filenames:
1264
file_id = inv.path2id(fn)
1266
raise NotVersionedError("not a versioned file", fn)
1267
if not old_inv.has_id(file_id):
1268
raise BzrError("file not present in old tree", fn, file_id)
1269
nids.append((fn, file_id))
1271
# TODO: Rename back if it was previously at a different location
1273
# TODO: If given a directory, restore the entire contents from
1274
# the previous version.
1276
# TODO: Make a backup to a temporary file.
1278
# TODO: If the file previously didn't exist, delete it?
1279
for fn, file_id in nids:
1282
f = AtomicFile(fn, 'wb')
1284
f.write(old_tree.get_file(file_id).read())
1290
def pending_merges(self):
1291
"""Return a list of pending merges.
1293
These are revisions that have been merged into the working
1294
directory but not yet committed.
1296
cfn = self.controlfilename('pending-merges')
1297
if not os.path.exists(cfn):
1300
for l in self.controlfile('pending-merges', 'r').readlines():
1301
p.append(l.rstrip('\n'))
1305
def add_pending_merge(self, revision_id):
1306
from bzrlib.revision import validate_revision_id
1308
validate_revision_id(revision_id)
1310
p = self.pending_merges()
1311
if revision_id in p:
1313
p.append(revision_id)
1314
self.set_pending_merges(p)
1317
def set_pending_merges(self, rev_list):
1318
from bzrlib.atomicfile import AtomicFile
1321
f = AtomicFile(self.controlfilename('pending-merges'))
1332
def get_parent(self):
1333
"""Return the parent location of the branch.
1335
This is the default location for push/pull/missing. The usual
1336
pattern is that the user can override it by specifying a
1340
_locs = ['parent', 'pull', 'x-pull']
1343
return self.controlfile(l, 'r').read().strip('\n')
1345
if e.errno != errno.ENOENT:
1350
def set_parent(self, url):
1351
# TODO: Maybe delete old location files?
1352
from bzrlib.atomicfile import AtomicFile
1355
f = AtomicFile(self.controlfilename('parent'))
1364
def check_revno(self, revno):
1366
Check whether a revno corresponds to any revision.
1367
Zero (the NULL revision) is considered valid.
1370
self.check_real_revno(revno)
1372
def check_real_revno(self, revno):
1374
Check whether a revno corresponds to a real revision.
1375
Zero (the NULL revision) is considered invalid
1377
if revno < 1 or revno > self.revno():
1378
raise InvalidRevisionNumber(revno)
932
1383
class ScratchBranch(Branch):