Viewing file:  ProcessingInstructionElement.py (2.12 KB) -rw-r--r--
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########################################################################
#
# File Name: ProcessingInstructionElement.py
#
#
"""
Implementation of the XSLT Spec processing-instruction stylesheet element.
WWW: http://4suite.com/4XSLT e-mail: support@4suite.com
Copyright (c) 1999-2000 Fourthought Inc, USA. All Rights Reserved.
See http://4suite.com/COPYRIGHT for license and copyright information
"""
from xml.dom import EMPTY_NAMESPACE
import xml.dom.ext
import xml.dom.Element
from xml.xslt import XsltElement, XsltException, Error, AttributeValueTemplate
from xml.xpath import Conversions
class ProcessingInstructionElement(XsltElement):
legalAttrs = ('name',)
def __init__(self, doc, uri=xml.xslt.XSL_NAMESPACE, localName='processing-instructions', prefix='xsl', baseUri=''):
XsltElement.__init__(self, doc, uri, localName, prefix, baseUri)
def setup(self):
self.__dict__['_target'] = AttributeValueTemplate.AttributeValueTemplate(self.getAttributeNS(EMPTY_NAMESPACE, 'name'))
self.__dict__['_nss'] = xml.dom.ext.GetAllNs(self)
return
def instantiate(self, context, processor):
origState = context.copy()
context.setNamespaces(self._nss)
target = self._target.evaluate(context)
#FIXME: Add error checking of child nodes
processor.pushResult()
for child in self.childNodes:
context = child.instantiate(context, processor)[0]
result = processor.popResult()
processor.writers[-1].processingInstruction(target, Conversions.StringValue(result))
processor.releaseRtf(result)
context.set(origState)
return (context,)
def __getinitargs__(self):
return (None, self.namespaceURI, self.localName, self.prefix,
self.baseUri)
def __getstate__(self):
base_state = XsltElement.__getstate__(self)
new_state = (base_state, self._nss, self._target)
return new_state
def __setstate__(self, state):
XsltElement.__setstate__(self, state[0])
self._nss = state[1]
self._target = state[2]
return
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