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#!/usr/bin/env python
# encoding: utf8
from __future__ import print_function
import os, sys
from argparse import ArgumentParser
from robofab.objects.objectsRF import OpenFont
dryRun = False
def renameProps(font, renames):
for g in font:
for currname, newname in renames:
if currname in g.lib:
if newname in g.lib:
raise Exception('property %r already exist in glyph %r' % (newname, g))
g.lib[newname] = g.lib[currname]
del g.lib[currname]
def main():
argparser = ArgumentParser(
description='Operate on UFO glyf "lib" properties')
argparser.add_argument(
'-dry', dest='dryRun', action='store_const', const=True, default=False,
help='Do not modify anything, but instead just print what would happen.')
argparser.add_argument(
'-m', dest='renameProps', metavar='<currentName>=<newName>[,...]', type=str,
help='Rename properties')
argparser.add_argument(
'fontPaths', metavar='<ufofile>', type=str, nargs='+', help='UFO fonts to update')
args = argparser.parse_args()
dryRun = args.dryRun
renames = []
if args.renameProps:
renames = [tuple(s.split('=')) for s in args.renameProps.split(',')]
# TODO: verify data structure
print('renaming properties:')
for rename in renames:
print(' %r => %r' % rename)
# Strip trailing slashes from font paths and iterate
for fontPath in [s.rstrip('/ ') for s in args.fontPaths]:
font = OpenFont(fontPath)
if len(renames):
print('Renaming properties in %s' % fontPath)
renameProps(font, renames)
if dryRun:
print('Saving changes to %s (dry run)' % fontPath)
if not dryRun:
print('Saving changes to %s' % fontPath)
font.save()
if __name__ == '__main__':
main()
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