Adds script for verifying font files

misc/pylib/extractor/__init__.py

@@ -0,0 +1,45 @@
+from extractor.exceptions import ExtractorError
+from extractor.formats.opentype import isOpenType, extractFontFromOpenType
+from extractor.formats.woff import isWOFF, extractFontFromWOFF
+from extractor.formats.type1 import isType1, extractFontFromType1
+from extractor.formats.ttx import isTTX, extractFontFromTTX
+
+
+__version__ = "0.2.1.dev0"
+
+_extractFunctions = dict(
+    OTF=extractFontFromOpenType,
+    Type1=extractFontFromType1,
+    WOFF=extractFontFromWOFF,
+    ttx=extractFontFromTTX,
+)
+
+def extractFormat(pathOrFile):
+    if isType1(pathOrFile):
+        return "Type1"
+    elif isWOFF(pathOrFile):
+        return "WOFF"
+    elif isOpenType(pathOrFile):
+        return "OTF"
+    elif isTTX(pathOrFile):
+        return "ttx"
+    return None
+
+def extractUFO(pathOrFile, destination, doGlyphs=True, doInfo=True, doKerning=True, format=None, customFunctions={}):
+    if format is None:
+        format = extractFormat(pathOrFile)
+    if format not in _extractFunctions:
+        raise ExtractorError("Unknown file format.")
+    func = _extractFunctions[format]
+    # wrap the extraction in a try: except: so that
+    # callers don't need to worry about lower level
+    # (fontTools, etc.) errors. if an error
+    # occurs, print the traceback for debugging and
+    # raise an ExtractorError.
+    try:
+        func(pathOrFile, destination, doGlyphs=doGlyphs, doInfo=doInfo, doKerning=doKerning, customFunctions=customFunctions.get(format, []))
+    except:
+        import sys
+        import traceback
+        traceback.print_exc(file=sys.stdout)
+        raise ExtractorError("There was an error reading the %s file." % format)