author | Aurelien Campeas <aurelien.campeas@logilab.fr> |
Wed, 11 Jun 2014 14:47:50 +0200 | |
changeset 10361 | 46d72f33c428 |
parent 10331 | 6f25c7e4f19b |
child 10589 | 7c23b7de2b8d |
permissions | -rw-r--r-- |
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9aae456abab5
[pylint] fix pylint detected errors and tweak it so that pylint -E will be much less verbose next time (+ update some copyrights on the way)
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents:
7301
diff
changeset
|
1 |
# copyright 2003-2011 LOGILAB S.A. (Paris, FRANCE), all rights reserved. |
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proper licensing information (LGPL-2.1). Hope I get it right this time.
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents:
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|
2 |
# contact http://www.logilab.fr/ -- mailto:contact@logilab.fr |
8167de96c523
proper licensing information (LGPL-2.1). Hope I get it right this time.
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents:
5324
diff
changeset
|
3 |
# |
8167de96c523
proper licensing information (LGPL-2.1). Hope I get it right this time.
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents:
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diff
changeset
|
4 |
# This file is part of CubicWeb. |
8167de96c523
proper licensing information (LGPL-2.1). Hope I get it right this time.
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents:
5324
diff
changeset
|
5 |
# |
8167de96c523
proper licensing information (LGPL-2.1). Hope I get it right this time.
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents:
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diff
changeset
|
6 |
# CubicWeb is free software: you can redistribute it and/or modify it under the |
8167de96c523
proper licensing information (LGPL-2.1). Hope I get it right this time.
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents:
5324
diff
changeset
|
7 |
# terms of the GNU Lesser General Public License as published by the Free |
8167de96c523
proper licensing information (LGPL-2.1). Hope I get it right this time.
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents:
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diff
changeset
|
8 |
# Software Foundation, either version 2.1 of the License, or (at your option) |
8167de96c523
proper licensing information (LGPL-2.1). Hope I get it right this time.
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents:
5324
diff
changeset
|
9 |
# any later version. |
8167de96c523
proper licensing information (LGPL-2.1). Hope I get it right this time.
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents:
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changeset
|
10 |
# |
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replace logilab-common by CubicWeb in disclaimer
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents:
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|
11 |
# CubicWeb is distributed in the hope that it will be useful, but WITHOUT |
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proper licensing information (LGPL-2.1). Hope I get it right this time.
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents:
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changeset
|
12 |
# ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS |
8167de96c523
proper licensing information (LGPL-2.1). Hope I get it right this time.
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents:
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changeset
|
13 |
# FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public License for more |
8167de96c523
proper licensing information (LGPL-2.1). Hope I get it right this time.
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents:
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changeset
|
14 |
# details. |
8167de96c523
proper licensing information (LGPL-2.1). Hope I get it right this time.
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents:
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changeset
|
15 |
# |
8167de96c523
proper licensing information (LGPL-2.1). Hope I get it right this time.
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents:
5324
diff
changeset
|
16 |
# You should have received a copy of the GNU Lesser General Public License along |
8167de96c523
proper licensing information (LGPL-2.1). Hope I get it right this time.
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents:
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17 |
# with CubicWeb. If not, see <http://www.gnu.org/licenses/>. |
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18 |
"""some utilities for cubicweb command line tools""" |
0 | 19 |
|
20 |
__docformat__ = "restructuredtext en" |
|
21 |
||
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cdedc2a32b06
[shell] move toolsutils.confirm() to logilab.common.shellutils
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parents:
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# XXX move most of this in logilab.common (shellutils ?) |
cdedc2a32b06
[shell] move toolsutils.confirm() to logilab.common.shellutils
Nicolas Chauvat <nicolas.chauvat@logilab.fr>
parents:
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23 |
|
0 | 24 |
import os, sys |
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import subprocess |
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minimal steps to have cw running on windows
Aurélien Campéas
parents:
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from os import listdir, makedirs, environ, chmod, walk, remove |
0 | 27 |
from os.path import exists, join, abspath, normpath |
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[shell] provide autocompletion for rql queries in cubicweb-ctl shell (closes #3560541)
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parents:
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import re |
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[shell] provide autocompletion for rql queries in cubicweb-ctl shell (closes #3560541)
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from rlcompleter import Completer |
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[shell] provide autocompletion for rql queries in cubicweb-ctl shell (closes #3560541)
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parents:
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30 |
try: |
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[shell] provide autocompletion for rql queries in cubicweb-ctl shell (closes #3560541)
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parents:
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31 |
import readline |
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[shell] provide autocompletion for rql queries in cubicweb-ctl shell (closes #3560541)
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32 |
except ImportError: # readline not available, no completion |
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[shell] provide autocompletion for rql queries in cubicweb-ctl shell (closes #3560541)
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
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33 |
pass |
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parents:
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34 |
try: |
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minimal steps to have cw running on windows
Aurélien Campéas
parents:
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35 |
from os import symlink |
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minimal steps to have cw running on windows
Aurélien Campéas
parents:
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|
36 |
except ImportError: |
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Aurélien Campéas
parents:
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|
37 |
def symlink(*args): |
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minimal steps to have cw running on windows
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38 |
raise NotImplementedError |
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Aurélien Campéas
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changeset
|
39 |
|
6138
65f5e488f983
update to lgc.clcommands 0.51 api
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents:
5426
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changeset
|
40 |
from logilab.common.clcommands import Command as BaseCommand |
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F [dialog] offer to create backup. refactor to use l.c.shellutils.ASK
Nicolas Chauvat <nicolas.chauvat@logilab.fr>
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41 |
from logilab.common.shellutils import ASK |
0 | 42 |
|
7879
9aae456abab5
[pylint] fix pylint detected errors and tweak it so that pylint -E will be much less verbose next time (+ update some copyrights on the way)
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents:
7301
diff
changeset
|
43 |
from cubicweb import warning # pylint: disable=E0611 |
0 | 44 |
from cubicweb import ConfigurationError, ExecutionError |
45 |
||
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move underline_title to toolsutils
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def underline_title(title, car='-'): |
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return title+'\n'+(car*len(title)) |
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48 |
|
0 | 49 |
def iter_dir(directory, condition_file=None, ignore=()): |
50 |
"""iterate on a directory""" |
|
51 |
for sub in listdir(directory): |
|
52 |
if sub in ('CVS', '.svn', '.hg'): |
|
53 |
continue |
|
54 |
if condition_file is not None and \ |
|
55 |
not exists(join(directory, sub, condition_file)): |
|
56 |
continue |
|
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if sub in ignore: |
|
58 |
continue |
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yield sub |
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60 |
||
61 |
def create_dir(directory): |
|
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"""create a directory if it doesn't exist yet""" |
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try: |
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makedirs(directory) |
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print '-> created directory %s' % directory |
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66 |
except OSError as ex: |
0 | 67 |
import errno |
68 |
if ex.errno != errno.EEXIST: |
|
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raise |
|
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print '-> no need to create existing directory %s' % directory |
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71 |
|
0 | 72 |
def create_symlink(source, target): |
73 |
"""create a symbolic link""" |
|
74 |
if exists(target): |
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75 |
remove(target) |
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76 |
symlink(source, target) |
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77 |
print '[symlink] %s <-- %s' % (target, source) |
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78 |
||
79 |
def create_copy(source, target): |
|
80 |
import shutil |
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81 |
print '[copy] %s <-- %s' % (target, source) |
|
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shutil.copy2(source, target) |
|
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83 |
|
0 | 84 |
def rm(whatever): |
85 |
import shutil |
|
86 |
shutil.rmtree(whatever) |
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87 |
print '-> removed %s' % whatever |
0 | 88 |
|
89 |
def show_diffs(appl_file, ref_file, askconfirm=True): |
|
90 |
"""interactivly replace the old file with the new file according to |
|
91 |
user decision |
|
92 |
""" |
|
93 |
import shutil |
|
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|
94 |
pipe = subprocess.Popen(['diff', '-u', appl_file, ref_file], stdout=subprocess.PIPE) |
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parents:
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|
95 |
diffs = pipe.stdout.read() |
0 | 96 |
if diffs: |
97 |
if askconfirm: |
|
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98 |
print |
0 | 99 |
print diffs |
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100 |
action = ASK.ask('Replace ?', ('Y', 'n', 'q'), 'Y').lower() |
0 | 101 |
else: |
102 |
action = 'y' |
|
103 |
if action == 'y': |
|
104 |
try: |
|
105 |
shutil.copyfile(ref_file, appl_file) |
|
106 |
except IOError: |
|
107 |
os.system('chmod a+w %s' % appl_file) |
|
108 |
shutil.copyfile(ref_file, appl_file) |
|
109 |
print 'replaced' |
|
110 |
elif action == 'q': |
|
111 |
sys.exit(0) |
|
112 |
else: |
|
113 |
copy_file = appl_file + '.default' |
|
114 |
copy = file(copy_file, 'w') |
|
115 |
copy.write(open(ref_file).read()) |
|
116 |
copy.close() |
|
117 |
print 'keep current version, the new file has been written to', copy_file |
|
118 |
else: |
|
119 |
print 'no diff between %s and %s' % (appl_file, ref_file) |
|
120 |
||
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[c-c newcube] #1192: simpler cubicweb-ctl newcube, and more
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121 |
SKEL_EXCLUDE = ('*.py[co]', '*.orig', '*~', '*_flymake.py') |
0 | 122 |
def copy_skeleton(skeldir, targetdir, context, |
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[c-c newcube] #1192: simpler cubicweb-ctl newcube, and more
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parents:
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123 |
exclude=SKEL_EXCLUDE, askconfirm=False): |
0 | 124 |
import shutil |
125 |
from fnmatch import fnmatch |
|
126 |
skeldir = normpath(skeldir) |
|
127 |
targetdir = normpath(targetdir) |
|
128 |
for dirpath, dirnames, filenames in walk(skeldir): |
|
129 |
tdirpath = dirpath.replace(skeldir, targetdir) |
|
130 |
create_dir(tdirpath) |
|
131 |
for fname in filenames: |
|
132 |
if any(fnmatch(fname, pat) for pat in exclude): |
|
133 |
continue |
|
134 |
fpath = join(dirpath, fname) |
|
135 |
if 'CUBENAME' in fname: |
|
136 |
tfpath = join(tdirpath, fname.replace('CUBENAME', context['cubename'])) |
|
137 |
elif 'DISTNAME' in fname: |
|
138 |
tfpath = join(tdirpath, fname.replace('DISTNAME', context['distname'])) |
|
139 |
else: |
|
140 |
tfpath = join(tdirpath, fname) |
|
141 |
if fname.endswith('.tmpl'): |
|
142 |
tfpath = tfpath[:-5] |
|
143 |
if not askconfirm or not exists(tfpath) or \ |
|
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1ea41b7c0836
F [dialog] offer to create backup. refactor to use l.c.shellutils.ASK
Nicolas Chauvat <nicolas.chauvat@logilab.fr>
parents:
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diff
changeset
|
144 |
ASK.confirm('%s exists, overwrite?' % tfpath): |
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|
145 |
fill_templated_file(fpath, tfpath, context) |
0 | 146 |
print '[generate] %s <-- %s' % (tfpath, fpath) |
147 |
elif exists(tfpath): |
|
148 |
show_diffs(tfpath, fpath, askconfirm) |
|
149 |
else: |
|
150 |
shutil.copyfile(fpath, tfpath) |
|
1802
d628defebc17
delete-trailing-whitespace + some copyright update
Adrien Di Mascio <Adrien.DiMascio@logilab.fr>
parents:
1138
diff
changeset
|
151 |
|
0 | 152 |
def fill_templated_file(fpath, tfpath, context): |
153 |
fobj = file(tfpath, 'w') |
|
154 |
templated = file(fpath).read() |
|
155 |
fobj.write(templated % context) |
|
156 |
fobj.close() |
|
157 |
||
158 |
def restrict_perms_to_user(filepath, log=None): |
|
159 |
"""set -rw------- permission on the given file""" |
|
160 |
if log: |
|
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[cwctl] refactor ui messages aiming for consistency and simplicity
Nicolas Chauvat <nicolas.chauvat@logilab.fr>
parents:
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|
161 |
log('set permissions to 0600 for %s', filepath) |
0 | 162 |
else: |
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[cwctl] refactor ui messages aiming for consistency and simplicity
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parents:
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|
163 |
print '-> set permissions to 0600 for %s' % filepath |
0 | 164 |
chmod(filepath, 0600) |
165 |
||
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[configuration] exit with proper message when sources file is unreadable (you usually started cw while logged with a wrong user). Closes #1631238
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents:
7155
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changeset
|
166 |
def read_config(config_file, raise_if_unreadable=False): |
93e96700e0c0
[configuration] exit with proper message when sources file is unreadable (you usually started cw while logged with a wrong user). Closes #1631238
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents:
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|
167 |
"""read some simple configuration from `config_file` and return it as a |
93e96700e0c0
[configuration] exit with proper message when sources file is unreadable (you usually started cw while logged with a wrong user). Closes #1631238
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents:
7155
diff
changeset
|
168 |
dictionary. If `raise_if_unreadable` is false (the default), an empty |
93e96700e0c0
[configuration] exit with proper message when sources file is unreadable (you usually started cw while logged with a wrong user). Closes #1631238
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents:
7155
diff
changeset
|
169 |
dictionary will be returned if the file is inexistant or unreadable, else |
93e96700e0c0
[configuration] exit with proper message when sources file is unreadable (you usually started cw while logged with a wrong user). Closes #1631238
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents:
7155
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changeset
|
170 |
:exc:`ExecutionError` will be raised. |
0 | 171 |
""" |
172 |
from logilab.common.fileutils import lines |
|
173 |
config = current = {} |
|
174 |
try: |
|
175 |
for line in lines(config_file, comments='#'): |
|
176 |
try: |
|
177 |
option, value = line.split('=', 1) |
|
178 |
except ValueError: |
|
179 |
option = line.strip().lower() |
|
180 |
if option[0] == '[': |
|
181 |
# start a section |
|
182 |
section = option[1:-1] |
|
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[toward py3k] rewrite has_key() (part of #2711624)
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|
183 |
assert section not in config, \ |
0 | 184 |
'Section %s is defined more than once' % section |
185 |
config[section] = current = {} |
|
186 |
continue |
|
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4c954e1e73ef
[lint] remove uses of "print >> sys.stderr" (closes #1908571)
Nicolas Chauvat <nicolas.chauvat@logilab.fr>
parents:
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diff
changeset
|
187 |
sys.stderr.write('ignoring malformed line\n%r\n' % line) |
0 | 188 |
continue |
189 |
option = option.strip().replace(' ', '_') |
|
190 |
value = value.strip() |
|
191 |
current[option] = value or None |
|
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358d8bed9626
[toward-py3k] rewrite to "except AnException as exc:" (part of #2711624)
Nicolas Chauvat <nicolas.chauvat@logilab.fr>
parents:
7896
diff
changeset
|
192 |
except IOError as ex: |
7301
93e96700e0c0
[configuration] exit with proper message when sources file is unreadable (you usually started cw while logged with a wrong user). Closes #1631238
Sylvain Thénault <sylvain.thenault@logilab.fr>
parents:
7155
diff
changeset
|
193 |
if raise_if_unreadable: |
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raise ExecutionError('%s. Are you logged with the correct user ' |
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'to use this instance?' % ex) |
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else: |
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warning('missing or non readable configuration file %s (%s)', |
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config_file, ex) |
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return config |
200 |
||
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||
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_HDLRS = {} |
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||
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class metacmdhandler(type): |
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def __new__(mcs, name, bases, classdict): |
|
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cls = super(metacmdhandler, mcs).__new__(mcs, name, bases, classdict) |
|
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if getattr(cls, 'cfgname', None) and getattr(cls, 'cmdname', None): |
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_HDLRS.setdefault(cls.cmdname, []).append(cls) |
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return cls |
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class CommandHandler(object): |
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"""configuration specific helper for cubicweb-ctl commands""" |
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__metaclass__ = metacmdhandler |
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def __init__(self, config): |
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self.config = config |
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class Command(BaseCommand): |
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"""base class for cubicweb-ctl commands""" |
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def config_helper(self, config, required=True, cmdname=None): |
|
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if cmdname is None: |
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cmdname = self.name |
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for helpercls in _HDLRS.get(cmdname, ()): |
|
225 |
if helpercls.cfgname == config.name: |
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return helpercls(config) |
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if config.name == 'all-in-one': |
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for helpercls in _HDLRS.get(cmdname, ()): |
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if helpercls.cfgname == 'repository': |
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return helpercls(config) |
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if required: |
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msg = 'No helper for command %s using %s configuration' % ( |
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cmdname, config.name) |
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raise ConfigurationError(msg) |
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def fail(self, reason): |
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print "command failed:", reason |
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sys.exit(1) |
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CONNECT_OPTIONS = ( |
242 |
("user", |
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{'short': 'u', 'type' : 'string', 'metavar': '<user>', |
|
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'help': 'connect as <user> instead of being prompted to give it.', |
|
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} |
|
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), |
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("password", |
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{'short': 'p', 'type' : 'password', 'metavar': '<password>', |
|
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'help': 'automatically give <password> for authentication instead of \ |
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being prompted to give it.', |
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}), |
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("host", |
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{'short': 'H', 'type' : 'string', 'metavar': '<hostname>', |
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'default': None, |
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'help': 'specify the name server\'s host name. Will be detected by \ |
256 |
broadcast if not provided.', |
|
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}), |
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) |
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## cwshell helpers ############################################################# |
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261 |
|
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262 |
class AbstractMatcher(object): |
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"""Abstract class for CWShellCompleter's matchers. |
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264 |
|
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A matcher should implement a ``possible_matches`` method. This |
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method has to return the list of possible completions for user's input. |
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Because of the python / readline interaction, each completion should |
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be a superset of the user's input. |
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269 |
|
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NOTE: readline tokenizes user's input and only passes last token to |
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271 |
completers. |
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""" |
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273 |
|
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def possible_matches(self, text): |
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"""return possible completions for user's input. |
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276 |
|
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277 |
Parameters: |
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278 |
text: the user's input |
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279 |
|
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280 |
Return: |
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281 |
a list of completions. Each completion includes the original input. |
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282 |
""" |
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283 |
raise NotImplementedError() |
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284 |
|
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285 |
|
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286 |
class RQLExecuteMatcher(AbstractMatcher): |
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287 |
"""Custom matcher for rql queries. |
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288 |
|
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289 |
If user's input starts with ``rql(`` or ``session.execute(`` and |
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290 |
the corresponding rql query is incomplete, suggest some valid completions. |
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291 |
""" |
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292 |
query_match_rgx = re.compile( |
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293 |
r'(?P<func_prefix>\s*(?:rql)' # match rql, possibly indented |
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294 |
r'|' # or |
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295 |
r'\s*(?:\w+\.execute))' # match .execute, possibly indented |
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296 |
# end of <func_prefix> |
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297 |
r'\(' # followed by a parenthesis |
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298 |
r'(?P<quote_delim>["\'])' # a quote or double quote |
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299 |
r'(?P<parameters>.*)') # and some content |
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300 |
|
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301 |
def __init__(self, local_ctx, req): |
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302 |
self.local_ctx = local_ctx |
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303 |
self.req = req |
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304 |
self.schema = req.vreg.schema |
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305 |
self.rsb = req.vreg['components'].select('rql.suggestions', req) |
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306 |
|
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307 |
@staticmethod |
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308 |
def match(text): |
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309 |
"""check if ``text`` looks like a call to ``rql`` or ``session.execute`` |
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310 |
|
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311 |
Parameters: |
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312 |
text: the user's input |
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313 |
|
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314 |
Returns: |
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315 |
None if it doesn't match, the query structure otherwise. |
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316 |
""" |
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317 |
query_match = RQLExecuteMatcher.query_match_rgx.match(text) |
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318 |
if query_match is None: |
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319 |
return None |
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320 |
parameters_text = query_match.group('parameters') |
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321 |
quote_delim = query_match.group('quote_delim') |
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322 |
# first parameter is fully specified, no completion needed |
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323 |
if re.match(r"(.*?)%s" % quote_delim, parameters_text) is not None: |
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324 |
return None |
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325 |
func_prefix = query_match.group('func_prefix') |
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326 |
return { |
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327 |
# user's input |
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328 |
'text': text, |
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329 |
# rql( or session.execute( |
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330 |
'func_prefix': func_prefix, |
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331 |
# offset of rql query |
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332 |
'rql_offset': len(func_prefix) + 2, |
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333 |
# incomplete rql query |
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334 |
'rql_query': parameters_text, |
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335 |
} |
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336 |
|
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337 |
def possible_matches(self, text): |
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338 |
"""call ``rql.suggestions`` component to complete user's input. |
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339 |
""" |
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340 |
# readline will only send last token, but we need the entire user's input |
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341 |
user_input = readline.get_line_buffer() |
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342 |
query_struct = self.match(user_input) |
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343 |
if query_struct is None: |
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344 |
return [] |
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345 |
else: |
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346 |
# we must only send completions of the last token => compute where it |
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347 |
# starts relatively to the rql query itself. |
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348 |
completion_offset = readline.get_begidx() - query_struct['rql_offset'] |
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349 |
rql_query = query_struct['rql_query'] |
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350 |
return [suggestion[completion_offset:] |
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351 |
for suggestion in self.rsb.build_suggestions(rql_query)] |
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352 |
|
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353 |
|
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354 |
class DefaultMatcher(AbstractMatcher): |
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355 |
"""Default matcher: delegate to standard's `rlcompleter.Completer`` class |
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356 |
""" |
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357 |
def __init__(self, local_ctx): |
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358 |
self.completer = Completer(local_ctx) |
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359 |
|
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360 |
def possible_matches(self, text): |
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361 |
if "." in text: |
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362 |
return self.completer.attr_matches(text) |
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363 |
else: |
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364 |
return self.completer.global_matches(text) |
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365 |
|
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|
366 |
|
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367 |
class CWShellCompleter(object): |
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368 |
"""Custom auto-completion helper for cubicweb-ctl shell. |
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369 |
|
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370 |
``CWShellCompleter`` provides a ``complete`` method suitable for |
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371 |
``readline.set_completer``. |
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|
372 |
|
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373 |
Attributes: |
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374 |
matchers: the list of ``AbstractMatcher`` instances that will suggest |
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375 |
possible completions |
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|
376 |
|
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377 |
The completion process is the following: |
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|
378 |
|
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379 |
- readline calls the ``complete`` method with user's input, |
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380 |
- the ``complete`` method asks for each known matchers if |
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381 |
it can suggest completions for user's input. |
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382 |
""" |
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|
383 |
|
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|
384 |
def __init__(self, local_ctx): |
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385 |
# list of matchers to ask for possible matches on completion |
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386 |
self.matchers = [DefaultMatcher(local_ctx)] |
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387 |
self.matchers.insert(0, RQLExecuteMatcher(local_ctx, local_ctx['session'])) |
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|
388 |
|
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389 |
def complete(self, text, state): |
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390 |
"""readline's completer method |
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|
391 |
|
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392 |
cf http://docs.python.org/2/library/readline.html#readline.set_completer |
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|
393 |
for more details. |
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|
394 |
|
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395 |
Implementation inspired by `rlcompleter.Completer` |
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|
396 |
""" |
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397 |
if state == 0: |
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398 |
# reset self.matches |
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399 |
self.matches = [] |
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400 |
for matcher in self.matchers: |
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401 |
matches = matcher.possible_matches(text) |
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402 |
if matches: |
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403 |
self.matches = matches |
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|
404 |
break |
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|
405 |
else: |
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406 |
return None # no matcher able to handle `text` |
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407 |
try: |
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408 |
return self.matches[state] |
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409 |
except IndexError: |
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410 |
return None |