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#!/usr/bin/env python3
__doc__ = '''Set keys with given values in a UFO plist file.'''
__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__ = 'Bobby de Vos'
from silfont.core import execute
from xml.etree import ElementTree as ET
import codecs
suffix = "_setkeys"
argspec = [
('ifont',{'help': 'Input font file'}, {'type': 'infont'}),
('ofont',{'help': 'Output font file','nargs': '?' }, {'type': 'outfont'}),
('--plist',{'help': 'Select plist to modify'}, {'def': 'fontinfo'}),
('-i','--input',{'help': 'Input csv file'}, {'type': 'incsv', 'def': None}),
('-k','--key',{'help': 'Name of key to set'},{}),
('-v','--value',{'help': 'Value to set key to'},{}),
('--file',{'help': 'Use contents of file to set key to'},{}),
('--filepart',{'help': 'Use contents of part of the file to set key to'},{}),
('-l','--log',{'help': 'Log file'}, {'type': 'outfile', 'def': suffix+'.log'})
]
def doit(args) :
font = args.ifont
logger = args.logger
plist = args.plist
if plist is None: plist = "fontinfo"
if plist not in ("lib", "fontinfo"):
logger.log("--plist must be either fontinfo or lib", "S")
else:
if plist not in font.__dict__: font.addfile(plist)
logger.log("Adding keys to " + plist, "I")
font_plist = getattr(font, plist)
# Ensure enough options were specified
value = args.value or args.file or args.filepart
if args.key and not value:
logger.log('Value needs to be specified', "S")
if not args.key and value:
logger.log('Key needs to be specified', "S")
# Use a one line string to set the key
if args.key and args.value:
set_key_value(font_plist, args.key, args.value)
# Use entire file contents to set the key
if args.key and args.file:
fh = codecs.open(args.file, 'r', 'utf-8')
contents = ''.join(fh.readlines())
set_key_value(font_plist, args.key, contents)
fh.close()
# Use some of the file contents to set the key
if args.key and args.filepart:
fh = codecs.open(args.filepart, 'r', 'utf-8')
lines = list()
for line in fh:
if line == '\n':
break
lines.append(line)
contents = ''.join(lines)
set_key_value(font_plist, args.key, contents)
fh.close()
# Set many keys
if args.input:
incsv = args.input
incsv.numfields = 2
for line in incsv:
key = line[0]
value = line[1]
set_key_value(font_plist, key, value)
return font
def set_key_value(font_plist, key, value):
"""Set key to value in font."""
# Currently setval() only works for integer, real or string.
# For other items you need to construct an elementtree element and use setelem()
if value == 'true' or value == 'false':
# Handle boolean values
font_plist.setelem(key, ET.Element(value))
else:
try:
# Handle integers values
number = int(value)
font_plist.setval(key, 'integer', number)
except ValueError:
# Handle string (including multi-line strings) values
font_plist.setval(key, 'string', value)
font_plist.font.logger.log(key + " added, value: " + str(value), "I")
def cmd() : execute("UFO",doit, argspec)
if __name__ == "__main__": cmd()
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