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22 * NameIDAttributeDecoder.cpp
24 * Decodes SAML into NameIDAttributes.
28 #include "attribute/AttributeDecoder.h"
29 #include "attribute/NameIDAttribute.h"
31 #include <saml/saml1/core/Assertions.h>
32 #include <saml/saml2/core/Assertions.h>
34 using namespace shibsp;
35 using namespace opensaml::saml1;
36 using namespace opensaml::saml2;
37 using namespace xmltooling;
41 static const XMLCh formatter[] = UNICODE_LITERAL_9(f,o,r,m,a,t,t,e,r);
42 static const XMLCh defaultQualifiers[] = UNICODE_LITERAL_17(d,e,f,a,u,l,t,Q,u,a,l,i,f,i,e,r,s);
44 class SHIBSP_DLLLOCAL NameIDAttributeDecoder : virtual public AttributeDecoder
47 NameIDAttributeDecoder(const DOMElement* e)
48 : AttributeDecoder(e),
49 m_formatter(XMLHelper::getAttrString(e, nullptr, formatter)),
50 m_defaultQualifiers(XMLHelper::getAttrBool(e, false, defaultQualifiers)) {
52 ~NameIDAttributeDecoder() {}
54 shibsp::Attribute* decode(
55 const vector<string>& ids, const XMLObject* xmlObject, const char* assertingParty=nullptr, const char* relyingParty=nullptr
60 const NameIDType* n, vector<NameIDAttribute::Value>& dest, const char* assertingParty, const char* relyingParty
63 const NameIdentifier* n, vector<NameIDAttribute::Value>& dest, const char* assertingParty, const char* relyingParty
66 bool m_defaultQualifiers;
69 AttributeDecoder* SHIBSP_DLLLOCAL NameIDAttributeDecoderFactory(const DOMElement* const & e)
71 return new NameIDAttributeDecoder(e);
75 shibsp::Attribute* NameIDAttributeDecoder::decode(
76 const vector<string>& ids, const XMLObject* xmlObject, const char* assertingParty, const char* relyingParty
79 auto_ptr<NameIDAttribute> nameid(
80 new NameIDAttribute(ids, (!m_formatter.empty()) ? m_formatter.c_str() : DEFAULT_NAMEID_FORMATTER)
82 vector<NameIDAttribute::Value>& dest = nameid->getValues();
83 vector<XMLObject*>::const_iterator v,stop;
85 Category& log = Category::getInstance(SHIBSP_LOGCAT".AttributeDecoder.NameID");
87 if (xmlObject && XMLString::equals(opensaml::saml1::Attribute::LOCAL_NAME,xmlObject->getElementQName().getLocalPart())) {
88 const opensaml::saml2::Attribute* saml2attr = dynamic_cast<const opensaml::saml2::Attribute*>(xmlObject);
90 const vector<XMLObject*>& values = saml2attr->getAttributeValues();
93 if (log.isDebugEnabled()) {
94 auto_ptr_char n(saml2attr->getName());
96 "decoding NameIDAttribute (%s) from SAML 2 Attribute (%s) with %lu value(s)",
97 ids.front().c_str(), n.get() ? n.get() : "unnamed", values.size()
102 const opensaml::saml1::Attribute* saml1attr = dynamic_cast<const opensaml::saml1::Attribute*>(xmlObject);
104 const vector<XMLObject*>& values = saml1attr->getAttributeValues();
107 if (log.isDebugEnabled()) {
108 auto_ptr_char n(saml1attr->getAttributeName());
110 "decoding NameIDAttribute (%s) from SAML 1 Attribute (%s) with %lu value(s)",
111 ids.front().c_str(), n.get() ? n.get() : "unnamed", values.size()
116 log.warn("XMLObject type not recognized by NameIDAttributeDecoder, no values returned");
121 for (; v!=stop; ++v) {
122 const NameIDType* n2 = dynamic_cast<const NameIDType*>(*v);
124 log.debug("decoding AttributeValue element of saml2:NameIDType type");
125 extract(n2, dest, assertingParty, relyingParty);
128 const NameIdentifier* n1=dynamic_cast<const NameIdentifier*>(*v);
130 log.debug("decoding AttributeValue element of saml1:NameIdentifier type");
131 extract(n1, dest, assertingParty, relyingParty);
133 else if ((*v)->hasChildren()) {
134 const list<XMLObject*>& values = (*v)->getOrderedChildren();
135 for (list<XMLObject*>::const_iterator vv = values.begin(); vv!=values.end(); ++vv) {
136 if (n2=dynamic_cast<const NameIDType*>(*vv)) {
137 log.debug("decoding saml2:NameID child element of AttributeValue");
138 extract(n2, dest, assertingParty, relyingParty);
140 else if (n1=dynamic_cast<const NameIdentifier*>(*vv)) {
141 log.debug("decoding saml1:NameIdentifier child element of AttributeValue");
142 extract(n1, dest, assertingParty, relyingParty);
145 log.warn("skipping AttributeValue child element not recognizable as NameID/NameIdentifier");
150 log.warn("AttributeValue was not of a supported type and contains no child elements");
155 return dest.empty() ? nullptr : _decode(nameid.release());
158 const NameIDType* saml2name = dynamic_cast<const NameIDType*>(xmlObject);
160 if (log.isDebugEnabled()) {
161 auto_ptr_char f(saml2name->getFormat());
162 log.debug("decoding NameIDAttribute (%s) from SAML 2 NameID with Format (%s)", ids.front().c_str(), f.get() ? f.get() : "unspecified");
164 extract(saml2name, dest, assertingParty, relyingParty);
167 const NameIdentifier* saml1name = dynamic_cast<const NameIdentifier*>(xmlObject);
169 if (log.isDebugEnabled()) {
170 auto_ptr_char f(saml1name->getFormat());
172 "decoding NameIDAttribute (%s) from SAML 1 NameIdentifier with Format (%s)",
173 ids.front().c_str(), f.get() ? f.get() : "unspecified"
176 extract(saml1name, dest, assertingParty, relyingParty);
179 log.warn("XMLObject type not recognized by NameIDAttributeDecoder, no values returned");
184 return dest.empty() ? nullptr : _decode(nameid.release());
187 void NameIDAttributeDecoder::extract(
188 const NameIDType* n, vector<NameIDAttribute::Value>& dest, const char* assertingParty, const char* relyingParty
191 auto_arrayptr<char> name(toUTF8(n->getName()));
192 if (name.get() && *name.get()) {
193 dest.push_back(NameIDAttribute::Value());
194 NameIDAttribute::Value& val = dest.back();
195 val.m_Name = name.get();
197 auto_arrayptr<char> format(toUTF8(n->getFormat()));
199 val.m_Format = format.get();
201 auto_arrayptr<char> nameQualifier(toUTF8(n->getNameQualifier()));
202 if (nameQualifier.get() && *nameQualifier.get())
203 val.m_NameQualifier = nameQualifier.get();
204 else if (m_defaultQualifiers && assertingParty)
205 val.m_NameQualifier = assertingParty;
207 auto_arrayptr<char> spNameQualifier(toUTF8(n->getSPNameQualifier()));
208 if (spNameQualifier.get() && *spNameQualifier.get())
209 val.m_SPNameQualifier = spNameQualifier.get();
210 else if (m_defaultQualifiers && relyingParty)
211 val.m_SPNameQualifier = relyingParty;
213 auto_arrayptr<char> spProvidedID(toUTF8(n->getSPProvidedID()));
214 if (spProvidedID.get())
215 val.m_SPProvidedID = spProvidedID.get();
219 void NameIDAttributeDecoder::extract(
220 const NameIdentifier* n, vector<NameIDAttribute::Value>& dest, const char* assertingParty, const char* relyingParty
223 auto_arrayptr<char> name(toUTF8(n->getName()));
224 if (name.get() && *name.get()) {
225 dest.push_back(NameIDAttribute::Value());
226 NameIDAttribute::Value& val = dest.back();
227 val.m_Name = name.get();
229 auto_arrayptr<char> format(toUTF8(n->getFormat()));
231 val.m_Format = format.get();
233 auto_arrayptr<char> nameQualifier(toUTF8(n->getNameQualifier()));
234 if (nameQualifier.get() && *nameQualifier.get())
235 val.m_NameQualifier = nameQualifier.get();
236 else if (m_defaultQualifiers && assertingParty)
237 val.m_NameQualifier = assertingParty;
239 if (m_defaultQualifiers && relyingParty)
240 val.m_SPNameQualifier = relyingParty;