##// END OF EJS Templates
add a check to verify is wx.aui is present on the system.\n Else tells the user to install wxpython > 2.8.0
add a check to verify is wx.aui is present on the system.\n Else tells the user to install wxpython > 2.8.0

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fcutil.py
69 lines | 2.1 KiB | text/x-python | PythonLexer
# encoding: utf-8
"""Foolscap related utilities."""
__docformat__ = "restructuredtext en"
#-------------------------------------------------------------------------------
# Copyright (C) 2008 The IPython Development Team
#
# Distributed under the terms of the BSD License. The full license is in
# the file COPYING, distributed as part of this software.
#-------------------------------------------------------------------------------
#-------------------------------------------------------------------------------
# Imports
#-------------------------------------------------------------------------------
import os
from foolscap import Tub, UnauthenticatedTub
def check_furl_file_security(furl_file, secure):
"""Remove the old furl_file if changing security modes."""
if os.path.isfile(furl_file):
f = open(furl_file, 'r')
oldfurl = f.read().strip()
f.close()
if (oldfurl.startswith('pb://') and not secure) or (oldfurl.startswith('pbu://') and secure):
os.remove(furl_file)
def is_secure(furl):
if is_valid(furl):
if furl.startswith("pb://"):
return True
elif furl.startswith("pbu://"):
return False
else:
raise ValueError("invalid furl: %s" % furl)
def is_valid(furl):
if isinstance(furl, str):
if furl.startswith("pb://") or furl.startswith("pbu://"):
return True
else:
return False
def find_furl(furl_or_file):
if isinstance(furl_or_file, str):
if is_valid(furl_or_file):
return furl_or_file
if os.path.isfile(furl_or_file):
furl = open(furl_or_file, 'r').read().strip()
if is_valid(furl):
return furl
raise ValueError("not a furl or a file containing a furl: %s" % furl_or_file)
# We do this so if a user doesn't have OpenSSL installed, it will try to use
# an UnauthenticatedTub. But, they will still run into problems if they
# try to use encrypted furls.
try:
import OpenSSL
except:
Tub = UnauthenticatedTub
have_crypto = False
else:
have_crypto = True