appengine_config.py

# import base64
# import quopri
# 
# from webob import multidict
# 
# # Patch to fix a problem with encoding of fields in blobstore upload forms.
# # See http://code.google.com/p/googleappengine/issues/detail?id=2749
# 
# def from_fieldstorage(cls, fs):
# 	"""
# 	Create a dict from a cgi.FieldStorage instance
# 	"""
# 	obj = cls()
# 	if fs.list:
# 		# fs.list can be None when there's nothing to parse
# 		for field in fs.list:
# 			if field.filename:
# 				obj.add(field.name, field)
# 			else:
# 
# 				# first, set a common charset to utf-8.
# 				common_charset = 'utf-8'
# 
# 				# second, check Content-Transfer-Encoding and decode
# 				# the value appropriately
# 				field_value = field.value
# 				transfer_encoding = field.headers.get(
# 				  'Content-Transfer-Encoding', None)
# 
# 				if transfer_encoding == 'base64':
# 					field_value = base64.b64decode(field_value)
# 
# 				if transfer_encoding == 'quoted-printable':
# 					field_value = quopri.decodestring(field_value)
# 
# 				if field.type_options.has_key('charset') and \
# 					  field.type_options['charset'] != common_charset:
# 					# decode with a charset specified in each
# 					# multipart, and then encode it again with a
# 					# charset specified in top level FieldStorage
# 					field_value = field_value.decode(
# 					  field.type_options['charset']).encode(common_charset)
# 
# 				obj.add(field.name, field_value)
# 
# 	return obj
# 
# multidict.MultiDict.from_fieldstorage = classmethod(from_fieldstorage)