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filenames: add code's original url, author and copyright notice

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This commit is contained in:
Cosimo Lupo 2018-02-28 11:44:44 +00:00
parent ccae4687cc
commit 6930eb3b42
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GPG Key ID: 59D54DB0C9976482
1 changed files with 26 additions and 9 deletions
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35
Lib/fontTools/misc/filenames.py
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@ -1,6 +1,15 @@
"""
User name to file name conversion.
This was taken form the UFO 3 spec.
User name to file name conversion based on the UFO 3 spec:
http://unifiedfontobject.org/versions/ufo3/conventions/
The code was copied from:
https://github.com/unified-font-object/ufoLib/blob/8747da7/Lib/ufoLib/filenames.py
Author: Tal Leming
Copyright (c) 2005-2016, The RoboFab Developers:
Erik van Blokland
Tal Leming
Just van Rossum
"""
from __future__ import unicode_literals
from fontTools.misc.py23 import basestring, unicode
@ -17,17 +26,12 @@ maxFileNameLength = 255
class NameTranslationError(Exception):
pass
# ----------------------
# User Name to File Name
# ----------------------
# This code was taken directly from the ufoNormalizer script in the unified-font-object repositry
# (https://github.com/unified-font-object/)
# ...which algorithm was taken directly from the UFO 3 specification
def userNameToFileName(userName, existing=[], prefix="", suffix=""):
"""
existing should be a case-insensitive list
of all existing file names.
>>> userNameToFileName("a") == "a"
True
>>> userNameToFileName("A") == "A_"
@ -115,20 +119,24 @@ def handleClash1(userName, existing=[], prefix="", suffix=""):
"""
existing should be a case-insensitive list
of all existing file names.
>>> prefix = ("0" * 5) + "."
>>> suffix = "." + ("0" * 10)
>>> existing = ["a" * 5]
>>> e = list(existing)
>>> handleClash1(userName="A" * 5, existing=e,
... prefix=prefix, suffix=suffix) == (
... '00000.AAAAA000000000000001.0000000000')
True
>>> e = list(existing)
>>> e.append(prefix + "aaaaa" + "1".zfill(15) + suffix)
>>> handleClash1(userName="A" * 5, existing=e,
... prefix=prefix, suffix=suffix) == (
... '00000.AAAAA000000000000002.0000000000')
True
>>> e = list(existing)
>>> e.append(prefix + "AAAAA" + "2".zfill(15) + suffix)
>>> handleClash1(userName="A" * 5, existing=e,
@ -167,18 +175,22 @@ def handleClash2(existing=[], prefix="", suffix=""):
"""
existing should be a case-insensitive list
of all existing file names.
>>> prefix = ("0" * 5) + "."
>>> suffix = "." + ("0" * 10)
>>> existing = [prefix + str(i) + suffix for i in range(100)]
>>> e = list(existing)
>>> handleClash2(existing=e, prefix=prefix, suffix=suffix) == (
... '00000.100.0000000000')
True
>>> e = list(existing)
>>> e.remove(prefix + "1" + suffix)
>>> handleClash2(existing=e, prefix=prefix, suffix=suffix) == (
... '00000.1.0000000000')
True
>>> e = list(existing)
>>> e.remove(prefix + "2" + suffix)
>>> handleClash2(existing=e, prefix=prefix, suffix=suffix) == (
@ -204,4 +216,9 @@ def handleClash2(existing=[], prefix="", suffix=""):
if finalName is None:
raise NameTranslationError("No unique name could be found.")
# finished
return finalName
return finalName
if __name__ == "__main__":
import doctest
import sys
sys.exit(doctest.testmod().failed)