FreedomBox/util.py

43 lines
1.1 KiB
Python

import os
def rel_urljoin(parts, prepend_slash=True):
"""
urllibs' urljoin joins ("foo", "/bar") to "/bar".
Instead concatenate the parts with "/" to i.e. /foo/bar
"""
url = '/'.join(s.strip('/') for s in parts)
if prepend_slash and not url.startswith('/'):
url = '/' + url
return url
def mkdir(newdir):
"""works the way a good mkdir should :)
- already exists, silently complete
- regular file in the way, raise an exception
- parent directory(ies) does not exist, make them as well
"""
if os.path.isdir(newdir):
pass
elif os.path.isfile(newdir):
raise OSError("a file with the same name as the desired " \
"dir, '%s', already exists." % newdir)
else:
head, tail = os.path.split(newdir)
if head and not os.path.isdir(head):
mkdir(head)
#print "mkdir %s" % repr(newdir)
if tail:
os.mkdir(newdir)
def slurp(filespec):
with open(filespec) as x: f = x.read()
return f
def unslurp(filespec, msg):
with open(filespec, 'w') as x:
x.write(msg)