1
# Copyright (C) 2009, 2010 Canonical Ltd
3
# This program is free software; you can redistribute it and/or modify
4
# it under the terms of the GNU General Public License as published by
5
# the Free Software Foundation; either version 2 of the License, or
6
# (at your option) any later version.
8
# This program is distributed in the hope that it will be useful,
9
# but WITHOUT ANY WARRANTY; without even the implied warranty of
10
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
11
# GNU General Public License for more details.
13
# You should have received a copy of the GNU General Public License
14
# along with this program; if not, write to the Free Software
15
# Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
27
from bzrlib.osutils import isdir
28
from bzrlib.trace import note
29
from bzrlib.workingtree import WorkingTree
32
def is_detritus(subp):
33
"""Return True if the supplied path is detritus, False otherwise"""
34
return subp.endswith('.THIS') or subp.endswith('.BASE') or\
35
subp.endswith('.OTHER') or subp.endswith('~') or subp.endswith('.tmp')
38
def iter_deletables(tree, unknown=False, ignored=False, detritus=False):
39
"""Iterate through files that may be deleted"""
40
for subp in tree.extras():
41
if detritus and is_detritus(subp):
42
yield tree.abspath(subp), subp
44
if tree.is_ignored(subp):
46
yield tree.abspath(subp), subp
49
yield tree.abspath(subp), subp
52
def clean_tree(directory, unknown=False, ignored=False, detritus=False,
53
dry_run=False, no_prompt=False):
54
"""Remove files in the specified classes from the tree"""
55
tree = WorkingTree.open_containing(directory)[0]
58
deletables = list(iter_deletables(tree, unknown=unknown,
59
ignored=ignored, detritus=detritus))
60
deletables = _filter_out_nested_bzrdirs(deletables)
61
if len(deletables) == 0:
62
note('Nothing to delete.')
65
for path, subp in deletables:
66
# FIXME using print is very bad idea
67
# clean_tree should accept to_file argument to write the output
69
val = raw_input('Are you sure you wish to delete these [y/N]?')
70
if val.lower() not in ('y', 'yes'):
73
delete_items(deletables, dry_run=dry_run)
78
def _filter_out_nested_bzrdirs(deletables):
80
for path, subp in deletables:
81
# bzr won't recurse into unknowns/ignored directories by default
82
# so we don't pay a penalty for checking subdirs of path for nested
84
# That said we won't detect the branch in the subdir of non-branch
85
# directory and therefore delete it. (worth to FIXME?)
88
bzrdir.BzrDir.open(path)
89
except errors.NotBranchError:
90
result.append((path,subp))
92
# TODO may be we need to notify user about skipped directories?
95
result.append((path,subp))
99
def delete_items(deletables, dry_run=False):
100
"""Delete files in the deletables iterable"""
101
def onerror(function, path, excinfo):
102
"""Show warning for errors seen by rmtree.
104
# Handle only permission error while removing files.
105
# Other errors are re-raised.
106
if function is not os.remove or excinfo[1].errno != errno.EACCES:
108
ui.ui_factory.show_warning('unable to remove %s' % path)
110
for path, subp in deletables:
112
note("deleting paths:")
116
shutil.rmtree(path, onerror=onerror)
122
# We handle only permission error here
123
if e.errno != errno.EACCES:
125
ui.ui_factory.show_warning(
126
'unable to remove "%s": %s.' % (path, e.strerror))
130
note("No files deleted.")