Initial directory restructuring to clarify dependencies

1 files changed, 132 insertions, 0 deletions

diff --git a/libbe/command/set.py b/libbe/command/set.py
new file mode 100644
index 0000000..4d54a59
--- /dev/null
+++ b/libbe/command/set.py
@@ -0,0 +1,132 @@
+# Copyright (C) 2005-2009 Aaron Bentley and Panometrics, Inc.
+#                         Gianluca Montecchi <gian@grys.it>
+#                         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, restrict_file_access=False,
+            dir="."):
+    """
+    >>> 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,
+                       root=dir)
+    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