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# Copyright (C) 2005-2009 Aaron Bentley and Panometrics, Inc.
# Chris Ball <cjb@laptop.org>
# Marien Zwart <marienz@gentoo.org>
# Thomas Gerigk <tgerigk@gmx.de>
# W. Trevor King <wking@drexel.edu>
#
# This program is free software; you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation; either version 2 of the License, or
# (at your option) any later version.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License along
# with this program; if not, write to the Free Software Foundation, Inc.,
# 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
"""Change tree settings"""
import textwrap
from libbe import cmdutil, bugdir, rcs, settings_object
__desc__ = __doc__
def _value_string(bd, setting):
val = bd.settings.get(setting, settings_object.EMPTY)
if val == settings_object.EMPTY:
default = getattr(bd, bd._setting_name_to_attr_name(setting))
if default not in [None, settings_object.EMPTY]:
val = "None (%s)" % default
else:
val = None
return str(val)
def execute(args, manipulate_encodings=True):
"""
>>> import os
>>> bd = bugdir.simple_bug_dir()
>>> os.chdir(bd.root)
>>> execute(["target"], manipulate_encodings=False)
None
>>> execute(["target", "tomorrow"], manipulate_encodings=False)
>>> execute(["target"], manipulate_encodings=False)
tomorrow
>>> execute(["target", "none"], manipulate_encodings=False)
>>> execute(["target"], manipulate_encodings=False)
None
"""
parser = get_parser()
options, args = parser.parse_args(args)
complete(options, args, parser)
if len(args) > 2:
raise cmdutil.UsageError, "Too many arguments"
bd = bugdir.BugDir(from_disk=True,
manipulate_encodings=manipulate_encodings)
if len(args) == 0:
keys = bd.settings_properties
keys.sort()
for key in keys:
print "%16s: %s" % (key, _value_string(bd, key))
elif len(args) == 1:
print _value_string(bd, args[0])
else:
if args[1] == "none":
setattr(bd, args[0], settings_object.EMPTY)
else:
if args[0] not in bd.settings_properties:
msg = "Invalid setting %s\n" % args[0]
msg += 'Allowed settings:\n '
msg += '\n '.join(bd.settings_properties)
raise cmdutil.UserError(msg)
old_setting = bd.settings.get(args[0])
setattr(bd, args[0], args[1])
def get_parser():
parser = cmdutil.CmdOptionParser("be set [NAME] [VALUE]")
return parser
def get_bugdir_settings():
settings = []
for s in bugdir.BugDir.settings_properties:
settings.append(s)
settings.sort()
documented_settings = []
for s in settings:
set = getattr(bugdir.BugDir, s)
dstr = set.__doc__.strip()
# per-setting comment adjustments
if s == "rcs_name":
lines = dstr.split('\n')
while lines[0].startswith("This property defaults to") == False:
lines.pop(0)
assert len(lines) != None, \
"Unexpected rcs_name docstring:\n '%s'" % dstr
lines.insert(
0, "The name of the revision control system to use.\n")
dstr = '\n'.join(lines)
doc = textwrap.wrap(dstr, width=70, initial_indent=' ',
subsequent_indent=' ')
documented_settings.append("%s\n%s" % (s, '\n'.join(doc)))
return documented_settings
longhelp="""
Show or change per-tree settings.
If name and value are supplied, the name is set to a new value.
If no value is specified, the current value is printed.
If no arguments are provided, all names and values are listed.
To unset a setting, set it to "none".
Allowed settings are:
%s""" % ('\n'.join(get_bugdir_settings()),)
def help():
return get_parser().help_str() + longhelp
def complete(options, args, parser):
for option, value in cmdutil.option_value_pairs(options, parser):
if value == "--complete":
# no argument-options at the moment, so this is future-proofing
raise cmdutil.GetCompletions()
for pos,value in enumerate(args):
if value == "--complete":
if pos == 0: # first positional argument is a setting name
props = bugdir.BugDir.settings_properties
raise cmdutil.GetCompletions(props)
raise cmdutil.GetCompletions() # no positional arguments for list
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