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/**
* Licensed to the Apache Software Foundation (ASF) under one
* or more contributor license agreements. See the NOTICE file
* distributed with this work for additional information
* regarding copyright ownership. The ASF licenses this file
* to you under the Apache License, Version 2.0 (the
* "License"); you may not use this file except in compliance
* with the License. You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing,
* software distributed under the License is distributed on an
* "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
* KIND, either express or implied. See the License for the
* specific language governing permissions and limitations
* under the License.
*/
/*
* XSEC
*
* DSIGTransformBase64 := Class that holds a Base64 transform structure
*
* $Id$
*
*/
// XSEC
#include <xsec/dsig/DSIGTransformBase64.hpp>
#include <xsec/dsig/DSIGSignature.hpp>
#include <xsec/framework/XSECException.hpp>
#include <xsec/framework/XSECEnv.hpp>
#include <xsec/framework/XSECError.hpp>
#include <xsec/transformers/TXFMBase64.hpp>
#include <xsec/transformers/TXFMC14n.hpp>
#include <xsec/transformers/TXFMChain.hpp>
#include "../utils/XSECDOMUtils.hpp"
XERCES_CPP_NAMESPACE_USE
// --------------------------------------------------------------------------------
// Constructors and Destructors
// --------------------------------------------------------------------------------
DSIGTransformBase64::DSIGTransformBase64(const XSECEnv * env, DOMNode * node) :
DSIGTransform(env, node) {};
DSIGTransformBase64::DSIGTransformBase64(const XSECEnv * env) :
DSIGTransform(env) {};
DSIGTransformBase64::~DSIGTransformBase64() {};
// --------------------------------------------------------------------------------
// Interface Methods
// --------------------------------------------------------------------------------
void DSIGTransformBase64::appendTransformer(TXFMChain * input) {
// If the input is a Nodeset then we need to find the text from the input
if (input->getLastTxfm()->getOutputType() == TXFMBase::DOM_NODES) {
if (input->getLastTxfm()->getNodeType() != TXFMBase::DOM_NODE_XPATH_NODESET) {
throw XSECException(XSECException::UnsupportedFunction,
"Unable to extract Base64 text from Nodes without XPath support");
}
}
// Now the actual Base64
TXFMBase64 *b;
XSECnew(b, TXFMBase64(mp_txfmNode->getOwnerDocument()));
input->appendTxfm(b);
}
DOMElement * DSIGTransformBase64::createBlankTransform(DOMDocument * parentDoc) {
safeBuffer str;
const XMLCh * prefix;
DOMElement *ret;
DOMDocument *doc = mp_env->getParentDocument();
prefix = mp_env->getDSIGNSPrefix();
// Create the transform node
makeQName(str, prefix, "Transform");
ret = doc->createElementNS(DSIGConstants::s_unicodeStrURIDSIG, str.rawXMLChBuffer());
ret->setAttributeNS(NULL,DSIGConstants::s_unicodeStrAlgorithm, DSIGConstants::s_unicodeStrURIBASE64);
mp_txfmNode = ret;
return ret;
}
void DSIGTransformBase64::load(void) {
// Do nothing for a Base64 transform
}
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