cpython/Lib/nturl2path.py
1997-08-12 14:47:24 +00:00

57 lines
1.3 KiB
Python

#
# nturl2path convert a NT pathname to a file URL and
# vice versa
def url2pathname(url):
""" Convert a URL to a DOS path...
///C|/foo/bar/spam.foo
becomes
C:\foo\bar\spam.foo
"""
import string
if not '|' in url:
# No drive specifier, just convert slashes
components = string.splitfields(url, '/')
return string.joinfields(components, '\\')
comp = string.splitfields(url, '|')
if len(comp) != 2 or comp[0][-1] not in string.letters:
error = 'Bad URL: ' + url
raise IOError, error
drive = string.upper(comp[0][-1])
components = string.splitfields(comp[1], '/')
path = drive + ':'
for comp in components:
if comp:
path = path + '\\' + comp
return path
def pathname2url(p):
""" Convert a DOS path name to a file url...
C:\foo\bar\spam.foo
becomes
///C|/foo/bar/spam.foo
"""
import string
if not ':' in p:
# No drive specifier, just convert slashes
components = string.splitfields(p, '\\')
return string.joinfields(components, '/')
comp = string.splitfields(p, ':')
if len(comp) != 2 or len(comp[0]) > 1:
error = 'Bad path: ' + p
raise IOError, error
drive = string.upper(comp[0])
components = string.splitfields(comp[1], '\\')
path = '///' + drive + '|'
for comp in components:
if comp:
path = path + '/' + comp
return path