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utils.py
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utils.py
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# -*- coding: utf-8 -*-
import getpass
import os
import sys
from pykolab import constants
from pykolab.translate import _
def ask_question(question, default="", password=False):
"""
Ask a question on stderr.
Since the answer to the question may actually be a password, cover that
case with a getpass.getpass() prompt.
Accepts a default value, but ignores defaults for password prompts.
Usage: pykolab.utils.ask_question("What is the server?", default="localhost")
"""
if password:
answer = getpass.getpass("%s: " %(question))
else:
if default == "":
answer = raw_input("%s: " %(question))
else:
answer = raw_input("%s [%s]: " %(question, default))
if answer == "":
return default
else:
return answer
def ask_confirmation(question, default="y", all_inclusive_no=True):
"""
Create a confirmation dialog, including a default option (capitalized),
and a "yes" or "no" parsing that can either require an explicit, full
"yes" or "no", or take the default or any YyNn answer.
"""
if default in [ "y", "Y" ]:
default_answer = True
default_no = "n"
default_yes = "Y"
elif default in [ "n", "N" ]:
default_answer = True
default_no = "N"
default_yes = "y"
else:
# This is a 'yes' or 'no' question the user
# needs to provide the full yes or no for.
default_no = "'no'"
default_yes = "Please type 'yes'"
answer = False
while answer == False:
answer = raw_input("%s [%s/%s]: " %(question,default_yes,default_no))
# Parse answer and set back to False if not appropriate
if all_inclusive_no:
if not answer in [ "y", "Y", "yes" ]:
return False
else:
return True
else:
if answer in [ "y", "Y", "yes" ]:
return True
elif answer in [ "n", "N", "no" ]:
return False
elif answer == "" and not default_answer == None:
return default_answer
else:
answer = False
print >> sys.stderr, _("Please answer 'yes' or 'no'.")
def normalize(_object):
if type(_object) == list:
result = []
elif type(_object) == dict:
result = {}
else:
return _object
if type(_object) == list:
for item in _object:
result.append(item.lower())
result = list(set(result))
return result
elif type(_object) == dict:
for key in _object.keys():
if type(_object[key]) == list:
if len(_object[key]) == 1:
result[key.lower()] = ''.join(_object[key])
else:
result[key.lower()] = _object[key]
else:
# What the heck?
result[key.lower()] = _object[key]
if result.has_key('sn'):
result['surname'] = result['sn'].replace(' ', '')
if result.has_key('mail'):
if len(result['mail']) > 0:
if len(result['mail'].split('@')) > 1:
result['domain'] = result['mail'].split('@')[1]
if not result.has_key('domain') and result.has_key('standard_domain'):
result['domain'] = result['standard_domain']
return result
def parse_input(_input, splitchars= [ ' ' ]):
"""
Split the input string using the split characters defined
in splitchars, and remove the empty list items, then unique the
list items.
Takes a string as input, and a list of characters the string should be
split with (list of delimiter characters).
"""
_parse_list = _input.split(splitchars.pop())
_output_list = []
for splitchar in splitchars:
__parse_list = []
for item in _parse_list:
__parse_list.extend(item.split(splitchar))
_parse_list = __parse_list
for item in _parse_list:
if not item == '':
if _output_list.count(item) < 1:
_output_list.append(item)
return _output_list
def pop_empty_from_list(_input_list):
_output_list = []
for item in _input_list:
if not item == '':
_output_list.append(item)
def standard_root_dn(domain):
return 'dc=%s' %(',dc='.join(domain.split('.')))
def is_service(services):
"""
Checks each item in list services to see if it has a RC script in
pykolab.constants.RC_DIR to see if it's a service, and returns
the name of the service for the first service it can find. However,
it also checks whether the other services exist and issues a warning if
more then one service exists.
Usage: utils.is_service(['dirsrv', 'ldap'])
"""
_service = None
_other_services = []
for service in services:
if os.path.isfile(os.path.join(constants.RC_DIR, service)):
if _service == '':
_service = service
else:
_other_services.append(service)
return (_service,_other_services)

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