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Diffstat (limited to 'interfaces/email/interactive/becommands/set.py')
| -rw-r--r-- | interfaces/email/interactive/becommands/set.py | 130 |
1 files changed, 130 insertions, 0 deletions
diff --git a/interfaces/email/interactive/becommands/set.py b/interfaces/email/interactive/becommands/set.py new file mode 100644 index 0000000..f7e68d3 --- /dev/null +++ b/interfaces/email/interactive/becommands/set.py @@ -0,0 +1,130 @@ +# 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, vcs, 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.SimpleBugDir() + >>> 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 + >>> bd.cleanup() + """ + 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 == "vcs_name": + lines = dstr.split('\n') + while lines[0].startswith("This property defaults to") == False: + lines.pop(0) + assert len(lines) != None, \ + "Unexpected vcs_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 |