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from bzrlib.transport.local import LocalTransport
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import bzrlib.tree
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from bzrlib.progress import DummyProgress, ProgressPhase
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from bzrlib.revision import NULL_REVISION
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from bzrlib.revision import NULL_REVISION, CURRENT_REVISION
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import bzrlib.revisiontree
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from bzrlib.rio import RioReader, rio_file, Stanza
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from bzrlib.symbol_versioning import (deprecated_passed,
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self._set_inventory(wt._inventory, dirty=False)
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self._format = wt._format
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self.bzrdir = wt.bzrdir
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from bzrlib.hashcache import HashCache
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from bzrlib.trace import note, mutter
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assert isinstance(basedir, basestring), \
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"base directory %r is not a string" % basedir
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basedir = safe_unicode(basedir)
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# cache file, and have the parser take the most recent entry for a
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# given path only.
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cache_filename = self.bzrdir.get_workingtree_transport(None).local_abspath('stat-cache')
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hc = self._hashcache = HashCache(basedir, cache_filename, self._control_files._file_mode)
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self._hashcache = hashcache.HashCache(basedir, cache_filename,
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self._control_files._file_mode)
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# is this scan needed ? it makes things kinda slow.
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def get_file_byname(self, filename):
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return file(self.abspath(filename), 'rb')
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def annotate_iter(self, file_id):
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"""See Tree.annotate_iter
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This implementation will use the basis tree implementation if possible.
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Lines not in the basis are attributed to CURRENT_REVISION
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If there are pending merges, lines added by those merges will be
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incorrectly attributed to CURRENT_REVISION (but after committing, the
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attribution will be correct).
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basis = self.basis_tree()
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changes = self._iter_changes(basis, True, [file_id]).next()
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changed_content, kind = changes[2], changes[6]
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if not changed_content:
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return basis.annotate_iter(file_id)
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if kind[0] != 'file':
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old_lines = list(basis.annotate_iter(file_id))
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for tree in self.branch.repository.revision_trees(
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self.get_parent_ids()[1:]):
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if file_id not in tree:
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old.append(list(tree.annotate_iter(file_id)))
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return annotate.reannotate(old, self.get_file(file_id).readlines(),
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def get_parent_ids(self):
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"""See Tree.get_parent_ids.
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return os.path.getsize(self.id2abspath(file_id))
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def get_file_sha1(self, file_id, path=None):
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def get_file_sha1(self, file_id, path=None, stat_value=None):
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path = self._inventory.id2path(file_id)
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return self._hashcache.get_sha1(path)
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return self._hashcache.get_sha1(path, stat_value)
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def get_file_mtime(self, file_id, path=None):
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subp = pathjoin(path, subf)
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def _translate_ignore_rule(self, rule):
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"""Translate a single ignore rule to a regex.
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There are two types of ignore rules. Those that do not contain a / are
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matched against the tail of the filename (that is, they do not care
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what directory the file is in.) Rules which do contain a slash must
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match the entire path. As a special case, './' at the start of the
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string counts as a slash in the string but is removed before matching
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(e.g. ./foo.c, ./src/foo.c)
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:return: The translated regex.
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if rule[:2] in ('./', '.\\'):
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result = fnmatch.translate(rule[2:])
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elif '/' in rule or '\\' in rule:
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result = fnmatch.translate(rule)
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# default rule style.
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result = "(?:.*/)?(?!.*/)" + fnmatch.translate(rule)
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assert result[-1] == '$', "fnmatch.translate did not add the expected $"
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return "(" + result + ")"
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def _combine_ignore_rules(self, rules):
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"""Combine a list of ignore rules into a single regex object.
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Each individual rule is combined with | to form a big regex, which then
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has $ added to it to form something like ()|()|()$. The group index for
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each subregex's outermost group is placed in a dictionary mapping back
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to the rule. This allows quick identification of the matching rule that
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:return: a list of the compiled regex and the matching-group index
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dictionaries. We return a list because python complains if you try to
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combine more than 100 regexes.
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translated_rules = []
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translated_rule = self._translate_ignore_rule(rule)
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compiled_rule = re.compile(translated_rule)
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groups[next_group] = rule
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next_group += compiled_rule.groups
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translated_rules.append(translated_rule)
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if next_group == 99:
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result.append((re.compile("|".join(translated_rules)), groups))
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translated_rules = []
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if len(translated_rules):
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result.append((re.compile("|".join(translated_rules)), groups))
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def ignored_files(self):
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"""Yield list of PATH, IGNORE_PATTERN"""
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ignore_globs = set(bzrlib.DEFAULT_IGNORE)
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ignore_globs.update(ignores.get_runtime_ignores())
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ignore_globs.update(ignores.get_user_ignores())
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if self.has_filename(bzrlib.IGNORE_FILENAME):
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f = self.get_file_byname(bzrlib.IGNORE_FILENAME)
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ignore_globs.update(ignores.parse_ignore_file(f))
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self._ignoreset = ignore_globs
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self._ignore_regex = self._combine_ignore_rules(ignore_globs)
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return ignore_globs
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def _get_ignore_rules_as_regex(self):
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"""Return a regex of the ignore rules and a mapping dict.
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:return: (ignore rules compiled regex, dictionary mapping rule group
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indices to original rule.)
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if getattr(self, '_ignoreset', None) is None:
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self.get_ignore_list()
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return self._ignore_regex
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def _flush_ignore_list_cache(self):
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"""Resets the cached ignore list to force a cache rebuild."""
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self._ignoreset = None
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self._ignoreglobster = None
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def is_ignored(self, filename):
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r"""Check whether the filename matches an ignore pattern.
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If the file is ignored, returns the pattern which caused it to
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be ignored, otherwise None. So this can simply be used as a
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boolean if desired."""
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# TODO: Use '**' to match directories, and other extended
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# globbing stuff from cvs/rsync.
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# XXX: fnmatch is actually not quite what we want: it's only
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# approximately the same as real Unix fnmatch, and doesn't
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# treat dotfiles correctly and allows * to match /.
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# Eventually it should be replaced with something more
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rules = self._get_ignore_rules_as_regex()
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for regex, mapping in rules:
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match = regex.match(filename)
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if match is not None:
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# one or more of the groups in mapping will have a non-None
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groups = match.groups()
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rules = [mapping[group] for group in
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mapping if groups[group] is not None]
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if getattr(self, '_ignoreglobster', None) is None:
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self._ignoreglobster = globbing.Globster(self.get_ignore_list())
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return self._ignoreglobster.match(filename)
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def kind(self, file_id):
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return file_kind(self.id2abspath(file_id))
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def _comparison_data(self, entry, path):
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abspath = self.abspath(path)
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stat_value = os.lstat(abspath)
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if getattr(e, 'errno', None) == errno.ENOENT:
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mode = stat_value.st_mode
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kind = osutils.file_kind_from_stat_mode(mode)
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if not supports_executable():
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executable = entry.executable
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executable = bool(stat.S_ISREG(mode) and stat.S_IEXEC & mode)
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return kind, executable, stat_value
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def _file_size(self, entry, stat_value):
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return stat_value.st_size
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def last_revision(self):
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"""Return the last revision of the branch for this tree.
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this_tree=self)
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def _write_hashcache_if_dirty(self):
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"""Write out the hashcache if it is dirty."""
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if self._hashcache.needs_write:
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self._hashcache.write()
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if e.errno not in (errno.EPERM, errno.EACCES):
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# TODO: jam 20061219 Should this be a warning? A single line
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# warning might be sufficient to let the user know what
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mutter('Could not write hashcache for %s\nError: %s',
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self._hashcache.cache_file_name(), e)
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@needs_tree_write_lock
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def _write_inventory(self, inv):
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"""Write inventory as the current inventory."""
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# _inventory_is_modified is always False during a read lock.
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if self._inventory_is_modified:
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if self._hashcache.needs_write:
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self._hashcache.write()
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self._write_hashcache_if_dirty()
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# reverse order of locking.
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return self._control_files.unlock()
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# _inventory_is_modified is always False during a read lock.
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if self._inventory_is_modified:
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if self._hashcache.needs_write:
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self._hashcache.write()
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self._write_hashcache_if_dirty()
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# reverse order of locking.
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return self._control_files.unlock()
added
removed
bzrlib/workingtree.py
