Viewing file:  ValueOfElement.py (1.21 KB) -rw-r--r--
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# $Header: /var/local/cvsroot/4Suite/Ft/Xml/Xslt/ValueOfElement.py,v 1.8 2005/04/06 23:05:47 jkloth Exp $
"""
Implementation of the xsl:value-of element.
Copyright 2005 Fourthought, Inc. (USA).
Detailed license and copyright information: http://4suite.org/COPYRIGHT
Project home, documentation, distributions: http://4suite.org/
"""
from Ft.Xml.Xslt import XsltElement
from Ft.Xml.Xslt import CategoryTypes, ContentInfo, AttributeInfo
from Ft.Xml.XPath import Conversions
class ValueOfElement(XsltElement):
category = CategoryTypes.INSTRUCTION
content = ContentInfo.Empty
legalAttrs = {
'select' : AttributeInfo.StringExpression(required=1),
'disable-output-escaping' : AttributeInfo.YesNo(default='no'),
}
def instantiate(self, context, processor):
context.processorNss = self.namespaces
context.currentInstruction = self
text = Conversions.StringValue(self._select.evaluate(context))
if text:
if self._disable_output_escaping:
processor.writers[-1].text(text, escapeOutput=False)
else:
processor.writers[-1].text(text)
return
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