105
def _enumerate_history(branch):
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for rev_id in branch.revision_history():
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rh.append((revno, rev_id))
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def _get_revision_delta(branch, revno):
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"""Return the delta for a mainline revision.
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This is used to show summaries in verbose logs, and also for finding
118
revisions which touch a given file."""
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# XXX: What are we supposed to do when showing a summary for something
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# other than a mainline revision. The delta to it's first parent, or
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# (more useful) the delta to a nominated other revision.
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return branch.get_revision_delta(revno)
69
125
def show_log(branch,
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show_timezone='original',
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specific_fileid=None,
75
133
"""Write out human-readable log of commits to this branch.
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LogFormatter object to show the output.
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139
If true, list only the commits affecting the specified
79
140
file, rather than all commits.
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'original' (committer's timezone),
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'utc' (universal time), or
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'local' (local user's timezone)
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143
If true show added/changed/deleted/renamed files.
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If true, show revision and file ids.
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File to send log to; by default stdout.
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from osutils import format_date
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from errors import BzrCheckError
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from diff import compare_inventories
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from textui import show_status
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from inventory import Inventory
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file_id = branch.read_working_inventory().path2id(filename)
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for revno, revid, why in find_touching_revisions(branch, file_id):
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for i, revid in enumerate(branch.revision_history()):
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'reverse' (default) is latest to earliest;
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'forward' is earliest to latest.
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If not None, only show revisions >= start_revision
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If not None, only show revisions <= end_revision
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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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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 not delta.touches_file_id(specific_fileid):
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# although we calculated it, throw it away without display
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rev = branch.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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excludes = set(branch.get_ancestry(revision_history[revno - 2]))
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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.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
262
def deltas_for_log_reverse(branch, which_revs):
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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)
274
The delta is from the given revision to the next one in the
275
sequence, which makes sense if the log is being displayed from
278
last_revno = last_revision_id = last_tree = None
279
for revno, revision_id in which_revs:
280
this_tree = branch.revision_tree(revision_id)
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this_revision = branch.get_revision(revision_id)
115
branch._need_readlock()
118
prev_inv = Inventory()
119
for revno, revision_id in which_revs():
284
yield last_revno, last_revision, compare_trees(this_tree, last_tree, False)
286
this_tree = EmptyTree(branch.get_root_id())
289
last_revision = this_revision
290
last_tree = this_tree
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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]
298
this_tree = branch.revision_tree(this_revision_id)
299
yield last_revno, last_revision, compare_trees(this_tree, last_tree, False)
302
def deltas_for_log_forward(branch, which_revs):
303
"""Compute deltas for display in forward log.
305
Given a sequence of (revno, revision_id) pairs, return
308
The delta is from the given revision to the next one in the
309
sequence, which makes sense if the log is being displayed from
312
last_revno = last_revision_id = last_tree = None
313
prev_tree = EmptyTree(branch.get_root_id())
315
for revno, revision_id in which_revs:
316
this_tree = branch.revision_tree(revision_id)
317
this_revision = branch.get_revision(revision_id)
321
last_tree = EmptyTree(branch.get_root_id())
323
last_revno = revno - 1
324
last_revision_id = branch.revision_history()[last_revno]
325
last_tree = branch.revision_tree(last_revision_id)
327
yield revno, this_revision, compare_trees(last_tree, this_tree, False)
330
last_revision = this_revision
331
last_tree = this_tree
334
class LogFormatter(object):
335
"""Abstract class to display log messages."""
336
def __init__(self, to_file, show_ids=False, show_timezone='original'):
337
self.to_file = to_file
338
self.show_ids = show_ids
339
self.show_timezone = show_timezone
342
def show(self, revno, rev, delta):
343
raise NotImplementedError('not implemented in abstract base')
346
class LongLogFormatter(LogFormatter):
347
def show(self, revno, rev, delta):
348
from osutils import format_date
350
to_file = self.to_file
120
352
print >>to_file, '-' * 60
121
353
print >>to_file, 'revno:', revno
122
rev = branch.get_revision(revision_id)
124
print >>to_file, 'revision-id:', revision_id
355
print >>to_file, 'revision-id:', rev.revision_id
357
for parent_id in rev.parent_ids:
358
print >>to_file, 'parent:', parent_id
125
360
print >>to_file, 'committer:', rev.committer
126
print >>to_file, 'timestamp: %s' % (format_date(rev.timestamp, rev.timezone or 0,
129
if revision_id != rev.revision_id:
130
raise BzrCheckError("retrieved wrong revision: %r"
131
% (revision_id, rev.revision_id))
362
date_str = format_date(rev.timestamp,
365
print >>to_file, 'timestamp: %s' % date_str
133
367
print >>to_file, 'message:'
134
368
if not rev.message:
137
371
for l in rev.message.split('\n'):
138
372
print >>to_file, ' ' + l
140
# Don't show a list of changed files if we were asked about
143
if verbose and not filename:
144
this_inv = branch.get_inventory(rev.inventory_id)
145
delta = compare_inventories(prev_inv, this_inv)
148
print >>to_file, 'removed files:'
149
for path, fid in delta.removed:
151
print >>to_file, ' %-30s %s' % (path, fid)
153
print >>to_file, ' ', path
155
print >>to_file, 'added files:'
156
for path, fid in delta.added:
158
print >>to_file, ' %-30s %s' % (path, fid)
160
print >>to_file, ' ' + path
162
print >>to_file, 'renamed files:'
163
for oldpath, newpath, fid in delta.renamed:
165
print >>to_file, ' %s => %s %s' % (oldpath, newpath, fid)
167
print >>to_file, ' %s => %s' % (oldpath, newpath)
169
print >>to_file, 'modified files:'
170
for path, fid in delta.modified:
172
print >>to_file, ' %-30s %s' % (path, fid)
174
print >>to_file, ' ' + path
178
precursor = revision_id
375
delta.show(to_file, self.show_ids)
377
def show_merge(self, rev):
378
from osutils import format_date
380
to_file = self.to_file
384
print >>to_file, indent+'-' * 60
385
print >>to_file, indent+'merged:', rev.revision_id
387
for parent_id in rev.parent_ids:
388
print >>to_file, indent+'parent:', parent_id
390
print >>to_file, indent+'committer:', rev.committer
392
date_str = format_date(rev.timestamp,
395
print >>to_file, indent+'timestamp: %s' % date_str
397
print >>to_file, indent+'message:'
399
print >>to_file, indent+' (no message)'
401
for l in rev.message.split('\n'):
402
print >>to_file, indent+' ' + l
405
class ShortLogFormatter(LogFormatter):
406
def show(self, revno, rev, delta):
407
from bzrlib.osutils import format_date
409
to_file = self.to_file
410
date_str = format_date(rev.timestamp, rev.timezone or 0,
412
print >>to_file, "%5d %s\t%s" % (revno, rev.committer,
413
format_date(rev.timestamp, rev.timezone or 0,
416
print >>to_file, ' revision-id:', rev.revision_id
418
print >>to_file, ' (no message)'
420
for l in rev.message.split('\n'):
421
print >>to_file, ' ' + l
423
# TODO: Why not show the modified files in a shorter form as
424
# well? rewrap them single lines of appropriate length
426
delta.show(to_file, self.show_ids)
429
class LineLogFormatter(LogFormatter):
430
def truncate(self, str, max_len):
431
if len(str) <= max_len:
433
return str[:max_len-3]+'...'
435
def date_string(self, rev):
436
from bzrlib.osutils import format_date
437
return format_date(rev.timestamp, rev.timezone or 0,
438
self.show_timezone, date_fmt="%Y-%m-%d",
441
def message(self, rev):
443
return '(no message)'
447
def short_committer(self, rev):
448
return re.sub('<.*@.*>', '', rev.committer).strip(' ')
450
def show(self, revno, rev, delta):
451
print >> self.to_file, self.log_string(rev, 79)
453
def log_string(self, rev, max_chars):
454
out = [self.truncate(self.short_committer(rev), 20)]
455
out.append(self.date_string(rev))
456
out.append(self.message(rev).replace('\n', ' '))
457
return self.truncate(" ".join(out).rstrip('\n'), max_chars)
459
def line_log(rev, max_chars):
460
lf = LineLogFormatter(None)
461
return lf.log_string(rev, max_chars)
463
FORMATTERS = {'long': LongLogFormatter,
464
'short': ShortLogFormatter,
465
'line': LineLogFormatter,
469
def log_formatter(name, *args, **kwargs):
470
"""Construct a formatter from arguments.
472
name -- Name of the formatter to construct; currently 'long', 'short' and
473
'line' are supported.
475
from bzrlib.errors import BzrCommandError
477
return FORMATTERS[name](*args, **kwargs)
479
raise BzrCommandError("unknown log formatter: %r" % name)
481
def show_one_log(revno, rev, delta, verbose, to_file, show_timezone):
482
# deprecated; for compatability
483
lf = LongLogFormatter(to_file=to_file, show_timezone=show_timezone)
484
lf.show(revno, rev, delta)