59 lines
1.5 KiB
Python
Executable File
59 lines
1.5 KiB
Python
Executable File
#!/usr/bin/env python3
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import sys
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import os
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import json
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from fontTools.ttLib import TTFont, sfnt
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from fontTools.misc.timeTools import timestampNow
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sfnt.USE_ZOPFLI = True
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if len(sys.argv) < 2:
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print("Usage: %s <font file>" % sys.argv[0])
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sys.exit(1)
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font_file = sys.argv[1]
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font_name = os.path.splitext(os.path.basename(font_file))[0]
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font = TTFont(font_file, recalcBBoxes=False, recalcTimestamp=False)
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# fix timestamp to the epoch
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font['head'].created = 0
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font['head'].modified = 0
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# remove fontforge timestamps
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if 'FFTM' in font:
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del font['FFTM']
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# remove redundant GDEF table
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if 'GDEF' in font:
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del font['GDEF']
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# remove Macintosh table
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# https://developer.apple.com/fonts/TrueType-Reference-Manual/RM06/Chap6cmap.html
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font['name'].names = [record for record in font['name'].names if record.platformID != 1]
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font['cmap'].tables = [table for table in font['cmap'].tables if table.platformID != 1]
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# fix OS/2 and hhea metrics
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glyf = font['glyf']
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ascent = int(max(glyf[c].yMax for c in font.getGlyphOrder() if hasattr(glyf[c], "yMax")))
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descent = -int(min(glyf[c].yMin for c in font.getGlyphOrder() if hasattr(glyf[c], "yMin")))
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font['OS/2'].usWinAscent = ascent
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font['OS/2'].usWinDescent = descent
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font['hhea'].ascent = ascent
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font['hhea'].descent = -descent
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# save TTF
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font.save(font_file, reorderTables=None)
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# save WOFF
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font.flavor = 'woff'
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font.save(os.path.join('woff', font_name + '.woff'), reorderTables=None)
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# save WOFF2
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font.flavor = 'woff2'
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font.save(os.path.join('woff2', font_name + '.woff2'), reorderTables=None)
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