[Snippets] add woff_compress.py and woff2_decompress.py sample scripts

Snippets/woff2_compress.py

@@ -0,0 +1,27 @@
+#!/usr/bin/env python
+from __future__ import print_function
+import sys
+import os
+from fontTools.ttLib import TTFont
+from fontTools.ttx import makeOutputFileName
+
+
+def main(args=None):
+    if args is None:
+        args = sys.argv[1:]
+    if len(args) < 1:
+        print("One argument, the input filename, must be provided.", file=sys.stderr)
+        sys.exit(1)
+
+    filename = args[0]
+    outfilename = makeOutputFileName(filename, outputDir=None, extension='.woff2')
+
+    print("Processing %s => %s" % (filename, outfilename))
+
+    font = TTFont(filename, recalcBBoxes=False, recalcTimestamp=False)
+    font.flavor = "woff2"
+    font.save(outfilename, reorderTables=False)
+
+
+if __name__ == '__main__':
+    main()

Snippets/woff2_decompress.py

@@ -0,0 +1,37 @@
+#!/usr/bin/env python
+from __future__ import print_function
+import sys
+import os
+from fontTools.ttLib import TTFont
+from fontTools.ttx import makeOutputFileName
+
+
+def make_output_name(filename):
+    with open(filename, "rb") as f:
+        f.seek(4)
+        sfntVersion = f.read(4)
+    assert len(sfntVersion) == 4, "not enough data"
+    ext = '.ttf' if sfntVersion == b"\x00\x01\x00\x00" else ".otf"
+    outfilename = makeOutputFileName(filename, outputDir=None, extension=ext)
+    return outfilename
+
+
+def main(args=None):
+    if args is None:
+        args = sys.argv[1:]
+    if len(args) < 1:
+        print("One argument, the input filename, must be provided.", file=sys.stderr)
+        sys.exit(1)
+
+    filename = args[0]
+    outfilename = make_output_name(filename)
+
+    print("Processing %s => %s" % (filename, outfilename))
+
+    font = TTFont(filename, recalcBBoxes=False, recalcTimestamp=False)
+    font.flavor = None
+    font.save(outfilename, reorderTables=True)
+
+
+if __name__ == '__main__':
+    main()