#!/usr/bin/env python

'''Fontlicense: A simple python FontForge script to show almost all the font metadata to help with diagnostics for release engineering and packaging 
and to implement open font design best practises in the various internal fields.
You need a recent version of FontForge with its python module.
This works on all font formats FontForge supports.'''
__copyright__ = 'Copyright (c) 2013, SIL International  (http://www.sil.org)'
__license__ = 'Released under the MIT License (http://opensource.org/licenses/MIT)'
__author__ = 'Nicolas Spalinger. Thanks to Martin Hosken for his help.'
__version__ = '1.0'

import fontforge, sys

''' version checking to make sure we have a decently recent FontForge '''
required_version = "20100212"
if fontforge.version() < required_version:
    print ("Your version of FontForge is too old - %s or newer is required" % (required_version))

def main ():
    for f in sys.argv[1:]:
        font = fontforge.open(f)

    ''' simple usage output '''
    if (len(sys.argv) < 2):
        print " "
        print "Usage: {0} [FILE.ttf|otf|woff|ufo|sfd/...]".format(sys.argv[0])
        print (" ")
        sys.exit(1)

    ''' get the names for the sfnt object '''
    names = {}
    for n in font.sfnt_names :
        if n[0] == "English (US)" :
            names[n[1]] = n[2]
    print (" ")
    print ("File: " + font.path)
    print (" ")
    print ("Full name: " + font.fullname)
    print (" ")
    print ("Version: ")
    print (font.version)
    print (" ")
    print ("Copyright: ")
    print (font.copyright)
    print (" ")
    print ("License: ")
    print names.get('License')
    print (" ")
    print ("License URL: ")
    print names.get('License URL')
    print (" ")
    print ("Designer: ")
    print names.get('Designer')
    print (" ")
    print ("Designer URL: ")
    print names.get('Designer URL')
    print (" ")
    print ("Manufacturer: ")
    print names.get('Manufacturer')
    print (" ")
    print ("Vendor URL: ")
    print names.get('Vendor URL')
    print (" ")
    print ("Trademark: ")
    print names.get('Trademark')
    print (" ")
    print ("Embedding restrictions in OS2 fstype table - open fonts should have 0 (0:nothing 1:no-embedding 2:embedded-read-only-printable-previewable 3:embeddable-editable 4:editable-document 8:not-subsettable 9:bitmap-only. See http://partners.adobe.com/public/developer/opentype/index_os2.html#fst for details):")
    print (font.os2_fstype)
    print (" ")

if __name__ == '__main__':
    main()