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If not None, only show revisions <= end_revision
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from osutils import format_date
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from errors import BzrCheckError
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from textui import show_status
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_show_log(branch, lf, specific_fileid, verbose, direction,
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start_revision, end_revision, search)
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def _show_log(branch,
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specific_fileid=None,
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"""Worker function for show_log - see show_log."""
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from bzrlib.osutils import format_date
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from bzrlib.errors import BzrCheckError
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from bzrlib.textui import show_status
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from warnings import warn
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if not isinstance(lf, LogFormatter):
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warn("not a LogFormatter instance: %r" % lf)
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if specific_fileid:
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mutter('get log for file_id %r' % specific_fileid)
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which_revs = branch.enum_history(direction)
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if not (verbose or specific_fileid):
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# no need to know what changed between revisions
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with_deltas = deltas_for_log_dummy(branch, which_revs)
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elif direction == 'reverse':
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with_deltas = deltas_for_log_reverse(branch, which_revs)
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raise NotImplementedError("sorry, verbose forward logs not done yet")
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for revno, rev, delta in with_deltas:
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mutter('get log for file_id %r', specific_fileid)
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if search is not None:
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searchRE = re.compile(search, re.IGNORECASE)
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which_revs = _enumerate_history(branch)
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if start_revision is None:
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branch.check_real_revno(start_revision)
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if end_revision is None:
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end_revision = len(which_revs)
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branch.check_real_revno(end_revision)
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# list indexes are 0-based; revisions are 1-based
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cut_revs = which_revs[(start_revision-1):(end_revision)]
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if direction == 'reverse':
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elif direction == 'forward':
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raise ValueError('invalid direction %r' % direction)
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revision_history = branch.revision_history()
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for revno, rev_id in cut_revs:
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if verbose or specific_fileid:
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delta = _get_revision_delta(branch, revno)
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if specific_fileid:
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if not delta.touches_file_id(specific_fileid):
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if start_revision is not None and revno < start_revision:
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if end_revision is not None and revno > end_revision:
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# although we calculated it, throw it away without display
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show_one_log(revno, rev, delta, show_ids, to_file, show_timezone)
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rev = branch.repository.get_revision(rev_id)
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if not searchRE.search(rev.message):
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lf.show(revno, rev, delta)
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if hasattr(lf, 'show_merge'):
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# revno is 1 based, so -2 to get back 1 less.
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repository = branch.repository
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excludes = repository.get_ancestry(revision_history[revno - 2])
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excludes = set(excludes)
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pending = list(rev.parent_ids)
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rev_id = pending.pop()
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if rev_id in excludes:
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# prevent showing merged revs twice if they multi-path.
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rev = branch.repository.get_revision(rev_id)
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except errors.NoSuchRevision:
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pending.extend(rev.parent_ids)
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def deltas_for_log_dummy(branch, which_revs):
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"""Return all the revisions without intermediate deltas.
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Useful for log commands that won't need the delta information.
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for revno, revision_id in which_revs:
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yield revno, branch.get_revision(revision_id), None
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def deltas_for_log_reverse(branch, which_revs):
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"""Compute deltas for display in reverse log.
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Given a sequence of (revno, revision_id) pairs, return
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"""Compute deltas for display in latest-to-earliest order.
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Sequence of (revno, revision_id) for the subset of history to examine
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Sequence of (revno, rev, delta)
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The delta is from the given revision to the next one in the
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sequence, which makes sense if the log is being displayed from
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280
newest to oldest.
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from tree import EmptyTree
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from diff import compare_trees
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last_revno = last_revision_id = last_tree = None
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for revno, revision_id in which_revs:
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this_tree = branch.revision_tree(revision_id)
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yield last_revno, last_revision, compare_trees(this_tree, last_tree, False)
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this_tree = EmptyTree(branch.get_root_id())
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last_revno = revno
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last_revision = this_revision
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last_tree = this_tree
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this_tree = EmptyTree()
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this_tree = EmptyTree(branch.get_root_id())
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this_revno = last_revno - 1
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this_revision_id = branch.revision_history()[this_revno]
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this_tree = branch.revision_tree(this_revision_id)
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yield last_revno, last_revision, compare_trees(this_tree, last_tree, False)
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def show_one_log(revno, rev, delta, show_ids, to_file, show_timezone):
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from osutils import format_date
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print >>to_file, '-' * 60
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print >>to_file, 'revno:', revno
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print >>to_file, 'revision-id:', rev.revision_id
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print >>to_file, 'committer:', rev.committer
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print >>to_file, 'timestamp: %s' % (format_date(rev.timestamp, rev.timezone or 0,
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print >>to_file, 'message:'
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print >>to_file, ' (no message)'
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for l in rev.message.split('\n'):
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print >>to_file, ' ' + l
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delta.show(to_file, show_ids)
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def deltas_for_log_forward(branch, which_revs):
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"""Compute deltas for display in forward log.
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Given a sequence of (revno, revision_id) pairs, return
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The delta is from the given revision to the next one in the
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sequence, which makes sense if the log is being displayed from
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last_revno = last_revision_id = last_tree = None
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prev_tree = EmptyTree(branch.get_root_id())
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for revno, revision_id in which_revs:
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this_tree = branch.revision_tree(revision_id)
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this_revision = branch.get_revision(revision_id)
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last_tree = EmptyTree(branch.get_root_id())
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last_revno = revno - 1
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last_revision_id = branch.revision_history()[last_revno]
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last_tree = branch.revision_tree(last_revision_id)
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yield revno, this_revision, compare_trees(last_tree, this_tree, False)
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last_revision = this_revision
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last_tree = this_tree
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class LogFormatter(object):
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"""Abstract class to display log messages."""
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def __init__(self, to_file, show_ids=False, show_timezone='original'):
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self.to_file = to_file
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self.show_ids = show_ids
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self.show_timezone = show_timezone
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def show(self, revno, rev, delta):
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raise NotImplementedError('not implemented in abstract base')
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def short_committer(self, rev):
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return re.sub('<.*@.*>', '', rev.committer).strip(' ')
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class LongLogFormatter(LogFormatter):
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def show(self, revno, rev, delta):
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return self._show_helper(revno=revno, rev=rev, delta=delta)
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def show_merge(self, rev):
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return self._show_helper(rev=rev, indent=' ', merged=True, delta=None)
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def _show_helper(self, rev=None, revno=None, indent='', merged=False, delta=None):
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"""Show a revision, either merged or not."""
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from bzrlib.osutils import format_date
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to_file = self.to_file
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print >>to_file, indent+'-' * 60
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if revno is not None:
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print >>to_file, 'revno:', revno
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print >>to_file, indent+'merged:', rev.revision_id
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print >>to_file, indent+'revision-id:', rev.revision_id
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for parent_id in rev.parent_ids:
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print >>to_file, indent+'parent:', parent_id
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print >>to_file, indent+'committer:', rev.committer
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print >>to_file, indent+'branch nick: %s' % \
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rev.properties['branch-nick']
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date_str = format_date(rev.timestamp,
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print >>to_file, indent+'timestamp: %s' % date_str
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print >>to_file, indent+'message:'
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print >>to_file, indent+' (no message)'
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message = rev.message.rstrip('\r\n')
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for l in message.split('\n'):
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print >>to_file, indent+' ' + l
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delta.show(to_file, self.show_ids)
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class ShortLogFormatter(LogFormatter):
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def show(self, revno, rev, delta):
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from bzrlib.osutils import format_date
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to_file = self.to_file
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date_str = format_date(rev.timestamp, rev.timezone or 0,
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print >>to_file, "%5d %s\t%s" % (revno, self.short_committer(rev),
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format_date(rev.timestamp, rev.timezone or 0,
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self.show_timezone, date_fmt="%Y-%m-%d",
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print >>to_file, ' revision-id:', rev.revision_id
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print >>to_file, ' (no message)'
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message = rev.message.rstrip('\r\n')
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for l in message.split('\n'):
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print >>to_file, ' ' + l
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# TODO: Why not show the modified files in a shorter form as
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# well? rewrap them single lines of appropriate length
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delta.show(to_file, self.show_ids)
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class LineLogFormatter(LogFormatter):
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def truncate(self, str, max_len):
424
if len(str) <= max_len:
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return str[:max_len-3]+'...'
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def date_string(self, rev):
429
from bzrlib.osutils import format_date
430
return format_date(rev.timestamp, rev.timezone or 0,
431
self.show_timezone, date_fmt="%Y-%m-%d",
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def message(self, rev):
436
return '(no message)'
440
def show(self, revno, rev, delta):
441
print >> self.to_file, self.log_string(rev, 79)
443
def log_string(self, rev, max_chars):
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out = [self.truncate(self.short_committer(rev), 20)]
445
out.append(self.date_string(rev))
446
out.append(self.message(rev).replace('\n', ' '))
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return self.truncate(" ".join(out).rstrip('\n'), max_chars)
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def line_log(rev, max_chars):
450
lf = LineLogFormatter(None)
451
return lf.log_string(rev, max_chars)
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'long': LongLogFormatter,
455
'short': ShortLogFormatter,
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'line': LineLogFormatter,
459
def register_formatter(name, formatter):
460
FORMATTERS[name] = formatter
462
def log_formatter(name, *args, **kwargs):
463
"""Construct a formatter from arguments.
465
name -- Name of the formatter to construct; currently 'long', 'short' and
466
'line' are supported.
468
from bzrlib.errors import BzrCommandError
470
return FORMATTERS[name](*args, **kwargs)
472
raise BzrCommandError("unknown log formatter: %r" % name)
474
def show_one_log(revno, rev, delta, verbose, to_file, show_timezone):
475
# deprecated; for compatability
476
lf = LongLogFormatter(to_file=to_file, show_timezone=show_timezone)
477
lf.show(revno, rev, delta)
479
def show_changed_revisions(branch, old_rh, new_rh, to_file=None, log_format='long'):
480
"""Show the change in revision history comparing the old revision history to the new one.
482
:param branch: The branch where the revisions exist
483
:param old_rh: The old revision history
484
:param new_rh: The new revision history
485
:param to_file: A file to write the results to. If None, stdout will be used
491
to_file = codecs.getwriter(bzrlib.user_encoding)(sys.stdout, errors='replace')
492
lf = log_formatter(log_format,
495
show_timezone='original')
497
# This is the first index which is different between
500
for i in xrange(max(len(new_rh),
504
or new_rh[i] != old_rh[i]):
509
to_file.write('Nothing seems to have changed\n')
511
## TODO: It might be nice to do something like show_log
512
## and show the merged entries. But since this is the
513
## removed revisions, it shouldn't be as important
514
if base_idx < len(old_rh):
515
to_file.write('*'*60)
516
to_file.write('\nRemoved Revisions:\n')
517
for i in range(base_idx, len(old_rh)):
518
rev = branch.repository.get_revision(old_rh[i])
519
lf.show(i+1, rev, None)
520
to_file.write('*'*60)
521
to_file.write('\n\n')
522
if base_idx < len(new_rh):
523
to_file.write('Added Revisions:\n')
529
start_revision=base_idx+1,
530
end_revision=len(new_rh),