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#!/usr/bin/env python3
__doc__ = '''Reads a designSpace file and create a Glyphs file from its linked ufos'''
__url__ = 'https://github.com/silnrsi/pysilfont'
__copyright__ = 'Copyright (c) 2018 SIL International (https://www.sil.org)'
__license__ = 'Released under the MIT License (https://opensource.org/licenses/MIT)'
__author__ = 'David Raymond'
from silfont.core import execute, splitfn
from glyphsLib import to_glyphs
from fontTools.designspaceLib import DesignSpaceDocument
import os
argspec = [
('designspace', {'help': 'Input designSpace file'}, {'type': 'filename'}),
('glyphsfile', {'help': 'Output glyphs file name', 'nargs': '?' }, {'type': 'filename', 'def': None}),
('--glyphsformat', {'help': "Format for glyphs file (2 or 3)", 'default': "2"}, {}),
('--nofea', {'help': 'Do not process features.fea', 'action': 'store_true', 'default': False}, {}),
# ('--nofixes', {'help': 'Bypass code fixing data', 'action': 'store_true', 'default': False}, {}),
('-l', '--log', {'help': 'Log file'}, {'type': 'outfile', 'def': '_ufo2glyphs.log'})]
# This is just bare-bones code at present so does the same as glyphsLib's ufo2glyphs!
# It is designed so that data could be massaged, if necessary, on the way. No such need has been found so far
def doit(args):
glyphsfile = args.glyphsfile
logger = args.logger
gformat = args.glyphsformat
if gformat in ("2","3"):
gformat = int(gformat)
else:
logger.log("--glyphsformat must be 2 or 3", 'S')
if glyphsfile is None:
(path,base,ext) = splitfn(args.designspace)
glyphsfile = os.path.join(path, base + ".glyphs" )
else:
(path, base, ext) = splitfn(glyphsfile)
backupname = os.path.join(path, base + "-backup.glyphs" )
logger.log("Opening designSpace file", "I")
ds = DesignSpaceDocument()
ds.read(args.designspace)
if args.nofea: # Need to rename the features.fea files so they are not processed
origfeas = []; hiddenfeas = []
for source in ds.sources:
origfea = os.path.join(source.path, "features.fea")
hiddenfea = os.path.join(source.path, "features.tmp")
if os.path.exists(origfea):
logger.log(f'Renaming {origfea} to {hiddenfea}', "I")
os.rename(origfea, hiddenfea)
origfeas.append(origfea)
hiddenfeas.append(hiddenfea)
else:
logger.log(f'No features.fea found in {source.path}')
logger.log("Now creating glyphs object", "I")
glyphsfont = to_glyphs(ds)
if args.nofea: # Now need to reverse renamimg of features.fea files
for i, origfea in enumerate(origfeas):
logger.log(f'Renaming {hiddenfeas[i]} back to {origfea}', "I")
os.rename(hiddenfeas[i], origfea)
glyphsfont.format_version = gformat
if os.path.exists(glyphsfile): # Create a backup
logger.log("Renaming existing glyphs file to " + backupname, "I")
os.renames(glyphsfile, backupname)
logger.log("Writing glyphs file: " + glyphsfile, "I")
glyphsfont.save(glyphsfile)
def cmd(): execute(None, doit, argspec)
if __name__ == "__main__": cmd()
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