def __init__(self, value):
try:
# parts is a list of unicode and/or parsed XPath
parts = _parse_avt(value)
except _avt.error, error:
raise XsltError(XsltError.AVT_SYNTAX)
def setup(self):
# check for a bad binding
if self._select and self.children:
raise XsltError(XsltError.VAR_WITH_CONTENT_AND_SELECT,
name=self._name)
return
def prepare(self, element, value):
if value is None:
return self.default
if value in (XML_NAMESPACE, XMLNS_NAMESPACE):
raise XsltError(XsltError.INVALID_NS_URIREF_ATTR, value=value)
return value
def prepare(self, element, value):
if value is None:
return self.default
if not value:
raise XsltError(XsltError.INVALID_NMTOKEN_ATTR, value=value)
return value
def prepare(self, element, value):
if value is None:
return self.default
if len(value) > 1:
raise XsltError(XsltError.INVALID_CHAR_ATTR, value=value)
return value