2 * Copyright 2001-2007 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.
20 * A MatchFunctor that logical ANDs the results of contained functors.
24 #include "exceptions.h"
25 #include "attribute/filtering/FilterPolicyContext.h"
26 #include "util/SPConstants.h"
28 #include <xercesc/util/XMLUniDefs.hpp>
29 #include <xmltooling/util/XMLHelper.h>
31 using namespace shibsp;
32 using namespace xmltooling;
38 * A MatchFunctor that logical ANDs the results of contained functors.
40 class SHIBSP_DLLLOCAL AndMatchFunctor : public MatchFunctor
43 AndMatchFunctor(const pair<const FilterPolicyContext*,const DOMElement*>& p);
45 bool evaluatePolicyRequirement(const FilteringContext& filterContext) const {
46 if (m_functors.empty())
48 for (vector<const MatchFunctor*>::const_iterator mf = m_functors.begin(); mf!=m_functors.end(); ++mf)
49 if (!(*mf)->evaluatePolicyRequirement(filterContext))
54 bool evaluatePermitValue(const FilteringContext& filterContext, const Attribute& attribute, size_t index) const {
55 if (m_functors.empty())
57 for (vector<const MatchFunctor*>::const_iterator mf = m_functors.begin(); mf!=m_functors.end(); ++mf)
58 if (!(*mf)->evaluatePermitValue(filterContext, attribute, index))
64 MatchFunctor* buildFunctor(const DOMElement* e, const FilterPolicyContext* functorMap);
66 vector<const MatchFunctor*> m_functors;
69 MatchFunctor* SHIBSP_DLLLOCAL AndMatchFunctorFactory(const pair<const FilterPolicyContext*,const DOMElement*>& p)
71 return new AndMatchFunctor(p);
74 static XMLCh _id[] = UNICODE_LITERAL_2(i,d);
75 static XMLCh _ref[] = UNICODE_LITERAL_3(r,e,f);
76 static XMLCh Rule[] = UNICODE_LITERAL_4(R,u,l,e);
77 static XMLCh RuleReference[] = UNICODE_LITERAL_13(R,u,l,e,R,e,f,e,r,e,n,c,e);
80 AndMatchFunctor::AndMatchFunctor(const pair<const FilterPolicyContext*,const DOMElement*>& p)
83 const DOMElement* e = XMLHelper::getFirstChildElement(p.second);
86 if (XMLHelper::isNodeNamed(e, shibspconstants::SHIB2ATTRIBUTEFILTER_MF_BASIC_NS, Rule)) {
87 func = buildFunctor(e, p.first);
89 else if (XMLHelper::isNodeNamed(e, shibspconstants::SHIB2ATTRIBUTEFILTER_MF_BASIC_NS, RuleReference)) {
90 auto_ptr_char ref(e->getAttributeNS(NULL, _ref));
91 if (ref.get() && *ref.get()) {
92 multimap<string,MatchFunctor*>::const_iterator rule = p.first->getMatchFunctors().find(ref.get());
93 func = (rule!=p.first->getMatchFunctors().end()) ? rule->second : NULL;
98 m_functors.push_back(func);
100 e = XMLHelper::getNextSiblingElement(e);
104 MatchFunctor* AndMatchFunctor::buildFunctor(const DOMElement* e, const FilterPolicyContext* functorMap)
106 // We'll track and map IDs just for consistency, but don't require them or worry about dups.
107 auto_ptr_char temp(e->getAttributeNS(NULL,_id));
108 const char* id = (temp.get() && *temp.get()) ? temp.get() : "";
109 if (*id && functorMap->getMatchFunctors().count(id))
112 auto_ptr<QName> type(XMLHelper::getXSIType(e));
114 throw ConfigurationException("Child Rule found with no xsi:type.");
116 MatchFunctor* func = SPConfig::getConfig().MatchFunctorManager.newPlugin(*type.get(), make_pair(functorMap,e));
117 functorMap->getMatchFunctors().insert(multimap<string,MatchFunctor*>::value_type(id, func));