# cpython-withatomic / Lib / nturl2path.py

  1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 """Convert a NT pathname to a file URL and vice versa.""" def url2pathname(url): r"""Convert a URL to a DOS path. ///C|/foo/bar/spam.foo becomes C:\foo\bar\spam.foo """ import string, urllib 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 = string.split(url, '/') # make sure not to convert quoted slashes :-) return urllib.unquote(string.join(components, '\\')) comp = string.split(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.split(comp[1], '/') path = drive + ':' for comp in components: if comp: path = path + '\\' + urllib.unquote(comp) return path def pathname2url(p): r"""Convert a DOS path name to a file url. C:\foo\bar\spam.foo becomes ///C|/foo/bar/spam.foo """ import string, 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 = string.split(p, '\\') return urllib.quote(string.join(components, '/')) comp = string.split(p, ':') if len(comp) != 2 or len(comp[0]) > 1: error = 'Bad path: ' + p raise IOError, error drive = urllib.quote(string.upper(comp[0])) components = string.split(comp[1], '\\') path = '///' + drive + '|' for comp in components: if comp: path = path + '/' + urllib.quote(comp) return path