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# Authors: see git history
#
# Copyright (c) 2010 Authors
# Licensed under the GNU GPL version 3.0 or later. See the file LICENSE for details.
import json
import os
import sys
from ..i18n import _
from ..lettering.font_info import FontFileInfo
from .base import InkstitchExtension
class LetteringUpdateJsonGlyphlist(InkstitchExtension):
'''
This extension helps font creators to generate the json file for the lettering tool
'''
def __init__(self, *args, **kwargs):
InkstitchExtension.__init__(self, *args, **kwargs)
self.arg_parser.add_argument("--notebook")
self.arg_parser.add_argument("-f", "--font-file", type=str, default="", dest="font_file")
self.arg_parser.add_argument("-j", "--json-file", type=str, default="", dest="json_file")
def effect(self):
# file paths
font_file = self.options.font_file
json_file = self.options.json_file
if not os.path.isfile(font_file) or not os.path.isfile(json_file):
print(_("Please verify file locations."), file=sys.stderr)
return
glyphs = FontFileInfo(font_file).glyph_list()
with open(json_file, 'r') as font_data:
data = json.load(font_data)
data['glyphs'] = glyphs
# write data to font.json into the same directory as the font file
with open(json_file, 'w', encoding="utf8") as font_data:
json.dump(data, font_data, indent=4, ensure_ascii=False)
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