Staging
v0.8.1
v0.8.1
https://github.com/python/cpython
Tip revision: 74f4bd53e03ded8408bcc2de67cf0f5a4ac5b1a1 authored by Barry Warsaw on 23 February 2012, 15:59:38 UTC
Bump some more copyright years (as per PEP 101), since this is the first
Bump some more copyright years (as per PEP 101), since this is the first
Tip revision: 74f4bd5
nturl2path.py
"""Convert a NT pathname to a file URL and vice versa."""
def url2pathname(url):
"""OS-specific conversion from a relative URL of the 'file' scheme
to a file system path; not recommended for general use."""
# e.g.
# ///C|/foo/bar/spam.foo
# becomes
# C:\foo\bar\spam.foo
import string, urllib
# Windows itself uses ":" even in URLs.
url = url.replace(':', '|')
if not '|' in url:
# No drive specifier, just convert slashes
if url[:4] == '////':
# path is something like ////host/path/on/remote/host
# convert this to \\host\path\on\remote\host
# (notice halving of slashes at the start of the path)
url = url[2:]
components = url.split('/')
# make sure not to convert quoted slashes :-)
return urllib.unquote('\\'.join(components))
comp = url.split('|')
if len(comp) != 2 or comp[0][-1] not in string.ascii_letters:
error = 'Bad URL: ' + url
raise IOError, error
drive = comp[0][-1].upper()
components = comp[1].split('/')
path = drive + ':'
for comp in components:
if comp:
path = path + '\\' + urllib.unquote(comp)
return path
def pathname2url(p):
"""OS-specific conversion from a file system path to a relative URL
of the 'file' scheme; not recommended for general use."""
# e.g.
# C:\foo\bar\spam.foo
# becomes
# ///C|/foo/bar/spam.foo
import urllib
if not ':' in p:
# No drive specifier, just convert slashes and quote the name
if p[:2] == '\\\\':
# path is something like \\host\path\on\remote\host
# convert this to ////host/path/on/remote/host
# (notice doubling of slashes at the start of the path)
p = '\\\\' + p
components = p.split('\\')
return urllib.quote('/'.join(components))
comp = p.split(':')
if len(comp) != 2 or len(comp[0]) > 1:
error = 'Bad path: ' + p
raise IOError, error
drive = urllib.quote(comp[0].upper())
components = comp[1].split('\\')
path = '///' + drive + ':'
for comp in components:
if comp:
path = path + '/' + urllib.quote(comp)
return path