50 lines
2 KiB
Python
Executable file
50 lines
2 KiB
Python
Executable file
#!/usr/bin/env python3
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'''FontForge: Re-encode double-encoded glyphs based on double encoding data in a file
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Lines in file should look like: "LtnSmARetrHook",U+F236,U+1D8F'''
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__url__ = 'https://github.com/silnrsi/pysilfont'
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__copyright__ = 'Copyright (c) 2015 SIL International (https://www.sil.org)'
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__license__ = 'Released under the MIT License (https://opensource.org/licenses/MIT)'
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__author__ = 'David Raymond'
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from silfont.core import execute
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argspec = [
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('ifont',{'help': 'Input font file'}, {'type': 'infont'}),
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('ofont',{'help': 'Output font file','nargs': '?' }, {'type': 'outfont', 'def': 'new'}),
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('-i','--input',{'help': 'Input csv text file'}, {'type': 'infile', 'def': 'DblEnc.txt'}),
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('-l','--log',{'help': 'Log file'}, {'type': 'outfile', 'def': 'unDblEnc.log'})]
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def doit(args) :
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font=args.ifont
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inpf = args.input
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logf = args.log
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# Create dbl_encode list from the input file
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dbl_encode = {}
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for line in inpf.readlines():
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glyphn, pua_usv_str, std_usv_str = line.strip().split(",") # will exception if not 3 elements
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if glyphn[0] in '"\'' : glyphn = glyphn[1:-1] # slice off quote marks, if present
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pua_usv, std_usv = int(pua_usv_str[2:], 16), int(std_usv_str[2:], 16)
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dbl_encode[glyphn] = [std_usv, pua_usv]
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inpf.close()
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for glyph in sorted(dbl_encode.keys()):
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logf.write (reincode(font,glyph,dbl_encode[glyph][0]))
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logf.write (reincode(font,glyph+"Dep",dbl_encode[glyph][1]))
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logf.close()
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return font
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def reincode(font,glyph,usv):
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if glyph not in font:
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return ("Glyph %s not in font\n" % (glyph))
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g = font[glyph]
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ousvs=[g.unicode]
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oalt=g.altuni
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if oalt != None:
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for au in oalt:
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ousvs.append(au[0]) # (may need to check variant flag)
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g.unicode = usv
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g.altuni = None
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return ("encoding for %s changed: %s -> %s\n" % (glyph, ousvs, usv))
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def cmd() : execute("FF",doit,argspec)
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if __name__ == "__main__": cmd()
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