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#!/usr/bin/python
# Authors:
# Jason Gerard DeRose <jderose@redhat.com>
#
# Copyright (C) 2008 Red Hat
# see file 'COPYING' for use and warranty information
#
# 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; version 2 only
#
# 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., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
"""
Command Line Interface to IPA.
Just proof of concept stuff in here right now.
"""
import sys
from ipalib.startup import api
TAB_WIDTH = 2
def _(msg):
"""
Dummy gettext function for testing.
"""
return msg
class row(object):
def __init__(self, tab, c1, c2=None):
assert type(tab) is int
assert type(c1) is str
assert type(c2) is str or c2 is None
self.tab = tab
self.c1 = c1
self.c2 = c2
def __len__(self):
return len(str(self.c1))
def pretty_print(self, ljust):
tab = ' ' * (self.tab * TAB_WIDTH)
if self.c2 is None:
print '%s%s' % (tab, self.c1)
else:
print '%s%s %s' % (tab, self.c1.ljust(ljust), self.c2)
def pretty_print(rows):
def at_tab(tab):
for r in rows:
if r.tab == tab:
yield len(r)
_max_len = {}
def max_len(tab):
if tab not in _max_len:
_max_len[tab] = max(at_tab(tab))
return _max_len[tab]
for r in rows:
r.pretty_print(max_len(r.tab))
def print_commands():
print 'Commands:'
m = api.max_cmd_len
for cmd in api.cmd:
print ' %s %s' % (str(cmd).ljust(m), cmd.get_doc(_))
def print_help(cmd):
print 'Help on %s' % cmd
def iter_ns(tab, name):
ns = getattr(api, name)
yield row(
tab,
'%d %s:' % (len(ns), name)
)
for i in ns:
yield row(
tab + 1,
i.name,
repr(i)
)
def print_api():
rows = []
for name in ['cmd', 'obj', 'mthd', 'prop']:
rows.extend(iter_ns(0, name))
pretty_print(rows)
if len(sys.argv) < 2:
print_commands()
print 'Usage: ipa COMMAND [OPTIONS]'
sys.exit(2)
name= sys.argv[1]
if name == '_api_':
print_api()
sys.exit()
elif name not in api.cmd:
print_commands()
print 'ipa: ERROR: unknown command %r' % name
sys.exit(2)
api.cmd[name]()
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