2 * Copyright 2001-2006 Internet2
4 * Licensed under the Apache License, Version 2.0 (the "License");
5 * you may not use this file except in compliance with the License.
6 * You may obtain a copy of the License at
8 * http://www.apache.org/licenses/LICENSE-2.0
10 * Unless required by applicable law or agreed to in writing, software
11 * distributed under the License is distributed on an "AS IS" BASIS,
12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13 * See the License for the specific language governing permissions and
14 * limitations under the License.
18 * SAML1ArtifactEncoder.cpp
20 * SAML 1.x Artifact binding/profile message encoder
24 #include "exceptions.h"
25 #include "saml/binding/SAMLArtifact.h"
26 #include "saml1/binding/SAML1ArtifactEncoder.h"
27 #include "saml1/core/Assertions.h"
29 #include <log4cpp/Category.hh>
30 #include <xmltooling/util/NDC.h>
32 using namespace opensaml::saml1;
33 using namespace opensaml::saml1p;
34 using namespace opensaml;
35 using namespace xmlsignature;
36 using namespace xmltooling;
37 using namespace log4cpp;
42 MessageEncoder* SAML_DLLLOCAL SAML1ArtifactEncoderFactory(const DOMElement* const & e)
44 return new SAML1ArtifactEncoder(e);
49 SAML1ArtifactEncoder::SAML1ArtifactEncoder(const DOMElement* e) {}
51 SAML1ArtifactEncoder::~SAML1ArtifactEncoder() {}
53 void SAML1ArtifactEncoder::encode(
54 map<string,string>& outputFields,
56 const char* recipientID,
57 const char* relayState,
58 const CredentialResolver* credResolver,
59 const XMLCh* sigAlgorithm
63 xmltooling::NDC ndc("encode");
65 Category& log = Category::getInstance(SAML_LOGCAT".MessageEncoder.SAML1Artifact");
66 log.debug("validating input");
69 if (xmlObject->getParent())
70 throw BindingException("Cannot encode XML content with parent.");
71 Assertion* assertion = dynamic_cast<Assertion*>(xmlObject);
73 throw BindingException("XML content for SAML 1.x Artifact Encoder must be a SAML 1.x <Assertion>.");
75 throw BindingException("SAML 1.x Artifact Encoder requires relay state (TARGET) value.");
77 // Signing is a protocol level issue, so no signing here...
79 ArtifactMap* mapper = SAMLConfig::getConfig().getArtifactMap();
81 throw BindingException("SAML 1.x Artifact Encoder requires ArtifactMap be set in configuration.");
83 // Obtain a fresh artifact.
84 if (!m_artifactGenerator)
85 throw BindingException("SAML 1.x Artifact Encoder requires an ArtifactGenerator instance.");
86 log.debug("obtaining new artifact for relying party (%s)", recipientID ? recipientID : "unknown");
87 auto_ptr<SAMLArtifact> artifact(m_artifactGenerator->generateSAML1Artifact(recipientID));
89 // Pass back output fields.
90 outputFields["SAMLart"] = artifact->encode();
91 outputFields["TARGET"] = relayState;
93 // Store the assertion. Last step in storage will be to delete the XML.
94 log.debug("storing artifact and content in map");
95 mapper->storeContent(xmlObject, artifact.get(), recipientID);
97 log.debug("message encoded");