123
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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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184
if specific_fileid:
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mutter('get log for file_id %r' % specific_fileid)
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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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# override the mainline to look like the revision history.
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mainline_revs = [revision_id for index, revision_id in cut_revs]
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if cut_revs[0][0] == 1:
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mainline_revs.insert(0, None)
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mainline_revs.insert(0, which_revs[start_revision-2][1])
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merge_sorted_revisions = merge_sort(
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branch.repository.get_revision_graph(mainline_revs[-1]),
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if direction == 'reverse':
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elif direction == 'forward':
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# forward means oldest first.
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merge_sorted_revisions.reverse()
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raise ValueError('invalid direction %r' % direction)
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revision_history = branch.revision_history()
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# convert the revision history to a dictionary:
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for index, rev_id in cut_revs:
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rev_nos[rev_id] = index
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def iter_revisions():
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revision_ids = [r for s, r, m, e in merge_sorted_revisions]
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revisions = branch.repository.get_revisions(revision_ids[:num])
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for revision in revisions:
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revision_ids = revision_ids[num:]
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revisions = branch.repository.get_revisions()
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for revision in revisions:
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# now we just print all the revisions
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for ((sequence, rev_id, merge_depth, end_of_merge), rev) in \
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izip(merge_sorted_revisions, iter_revisions()):
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if not searchRE.search(rev.message):
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# a mainline revision.
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if verbose or specific_fileid:
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delta = _get_revision_delta(branch, rev_nos[rev_id])
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if not delta.touches_file_id(specific_fileid):
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# although we calculated it, throw it away without display
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lf.show(rev_nos[rev_id], rev, delta)
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elif hasattr(lf, 'show_merge'):
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lf.show_merge(rev, merge_depth)
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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, merge_depth):
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return self._show_helper(rev=rev, indent=' '*merge_depth, 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):
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if len(str) <= max_len:
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return str[:max_len-3]+'...'
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def date_string(self, rev):
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from bzrlib.osutils import format_date
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return format_date(rev.timestamp, rev.timezone or 0,
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self.show_timezone, date_fmt="%Y-%m-%d",
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def message(self, rev):
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return '(no message)'
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def show(self, revno, rev, delta):
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from bzrlib.osutils import terminal_width
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print >> self.to_file, self.log_string(revno, rev, terminal_width()-1)
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def log_string(self, revno, rev, max_chars):
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"""Format log info into one string. Truncate tail of string
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:param revno: revision number (int) or None.
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Revision numbers counts from 1.
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:param rev: revision info object
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:param max_chars: maximum length of resulting string
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:return: formatted truncated string
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# show revno only when is not None
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out.append("%d:" % revno)
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out.append(self.truncate(self.short_committer(rev), 20))
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out.append(self.date_string(rev))
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out.append(rev.get_summary())
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return self.truncate(" ".join(out).rstrip('\n'), max_chars)
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def line_log(rev, max_chars):
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lf = LineLogFormatter(None)
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return lf.log_string(None, rev, max_chars)
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'long': LongLogFormatter,
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'short': ShortLogFormatter,
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'line': LineLogFormatter,
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def register_formatter(name, formatter):
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FORMATTERS[name] = formatter
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def log_formatter(name, *args, **kwargs):
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"""Construct a formatter from arguments.
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name -- Name of the formatter to construct; currently 'long', 'short' and
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'line' are supported.
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from bzrlib.errors import BzrCommandError
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return FORMATTERS[name](*args, **kwargs)
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raise BzrCommandError("unknown log formatter: %r" % name)
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def show_one_log(revno, rev, delta, verbose, to_file, show_timezone):
426
# deprecated; for compatibility
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lf = LongLogFormatter(to_file=to_file, show_timezone=show_timezone)
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lf.show(revno, rev, delta)
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def show_changed_revisions(branch, old_rh, new_rh, to_file=None, log_format='long'):
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"""Show the change in revision history comparing the old revision history to the new one.
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:param branch: The branch where the revisions exist
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:param old_rh: The old revision history
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:param new_rh: The new revision history
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:param to_file: A file to write the results to. If None, stdout will be used
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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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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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def deltas_for_log_dummy(branch, which_revs):
167
for revno, revision_id in which_revs:
168
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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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
181
from tree import EmptyTree
182
from diff import compare_trees
184
last_revno = last_revision_id = last_tree = None
185
for revno, revision_id in which_revs:
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this_tree = branch.revision_tree(revision_id)
187
this_revision = branch.get_revision(revision_id)
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yield last_revno, last_revision, compare_trees(this_tree, last_tree, False)
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last_revision = this_revision
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last_tree = this_tree
197
this_tree = EmptyTree()
198
yield last_revno, last_revision, compare_trees(this_tree, last_tree, False)
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from tree import EmptyTree
206
prev_tree = EmptyTree()
207
for revno, revision_id in which_revs:
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precursor = revision_id
210
if revision_id != rev.revision_id:
211
raise BzrCheckError("retrieved wrong revision: %r"
212
% (revision_id, rev.revision_id))
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this_tree = branch.revision_tree(revision_id)
216
delta = compare_trees(prev_tree, this_tree, want_unchanged=False)
217
prev_tree = this_tree
223
def show_one_log(revno, rev, delta, show_ids, to_file, show_timezone):
224
from osutils import format_date
226
print >>to_file, '-' * 60
227
print >>to_file, 'revno:', revno
229
print >>to_file, 'revision-id:', rev.revision_id
230
print >>to_file, 'committer:', rev.committer
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print >>to_file, 'timestamp: %s' % (format_date(rev.timestamp, rev.timezone or 0,
234
print >>to_file, 'message:'
236
print >>to_file, ' (no message)'
238
for l in rev.message.split('\n'):
239
print >>to_file, ' ' + l
242
delta.show(to_file, show_ids)
442
to_file = codecs.getwriter(bzrlib.user_encoding)(sys.stdout, errors='replace')
443
lf = log_formatter(log_format,
446
show_timezone='original')
448
# This is the first index which is different between
451
for i in xrange(max(len(new_rh),
455
or new_rh[i] != old_rh[i]):
460
to_file.write('Nothing seems to have changed\n')
462
## TODO: It might be nice to do something like show_log
463
## and show the merged entries. But since this is the
464
## removed revisions, it shouldn't be as important
465
if base_idx < len(old_rh):
466
to_file.write('*'*60)
467
to_file.write('\nRemoved Revisions:\n')
468
for i in range(base_idx, len(old_rh)):
469
rev = branch.repository.get_revision(old_rh[i])
470
lf.show(i+1, rev, None)
471
to_file.write('*'*60)
472
to_file.write('\n\n')
473
if base_idx < len(new_rh):
474
to_file.write('Added Revisions:\n')
480
start_revision=base_idx+1,
481
end_revision=len(new_rh),