2 * Copyright 2001-2010 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 * AttributeScopeStringFunctor.cpp
20 * A match function that matches the scope of an attribute value against
21 * the specified value.
25 #include "exceptions.h"
26 #include "attribute/Attribute.h"
27 #include "attribute/filtering/FilteringContext.h"
28 #include "attribute/filtering/FilterPolicyContext.h"
29 #include "attribute/filtering/MatchFunctor.h"
31 using namespace shibsp;
36 static const XMLCh attributeID[] = UNICODE_LITERAL_11(a,t,t,r,i,b,u,t,e,I,D);
37 static const XMLCh ignoreCase[] = UNICODE_LITERAL_10(i,g,n,o,r,e,C,a,s,e);
38 static const XMLCh value[] = UNICODE_LITERAL_5(v,a,l,u,e);
41 * A match function that matches the scope of an attribute value against the specified value.
43 class SHIBSP_DLLLOCAL AttributeScopeStringFunctor : public MatchFunctor
45 xmltooling::auto_ptr_char m_attributeID;
49 bool hasScope(const FilteringContext& filterContext) const;
52 AttributeScopeStringFunctor(const DOMElement* e)
53 : m_value(e ? xmltooling::toUTF8(e->getAttributeNS(nullptr,value)) : nullptr), m_attributeID(e ? e->getAttributeNS(nullptr,attributeID) : nullptr) {
54 if (!m_value || !*m_value) {
56 throw ConfigurationException("AttributeScopeString MatchFunctor requires non-empty value attribute.");
58 const XMLCh* flag = e ? e->getAttributeNS(nullptr,ignoreCase) : nullptr;
59 m_ignoreCase = (flag && (*flag == chLatin_t || *flag == chDigit_1));
62 virtual ~AttributeScopeStringFunctor() {
66 bool evaluatePolicyRequirement(const FilteringContext& filterContext) const {
67 if (!m_attributeID.get() || !*m_attributeID.get())
68 throw AttributeFilteringException("No attributeID specified.");
69 return hasScope(filterContext);
72 bool evaluatePermitValue(const FilteringContext& filterContext, const Attribute& attribute, size_t index) const {
73 if (!m_attributeID.get() || !*m_attributeID.get() || XMLString::equals(m_attributeID.get(), attribute.getId())) {
75 #ifdef HAVE_STRCASECMP
76 return !strcasecmp(attribute.getScope(index), m_value);
78 return !stricmp(attribute.getScope(index), m_value);
82 return !strcmp(attribute.getScope(index), m_value);
84 return hasScope(filterContext);
88 MatchFunctor* SHIBSP_DLLLOCAL AttributeScopeStringFactory(const std::pair<const FilterPolicyContext*,const DOMElement*>& p)
90 return new AttributeScopeStringFunctor(p.second);
95 bool AttributeScopeStringFunctor::hasScope(const FilteringContext& filterContext) const
98 pair<multimap<string,Attribute*>::const_iterator,multimap<string,Attribute*>::const_iterator> attrs =
99 filterContext.getAttributes().equal_range(m_attributeID.get());
100 for (; attrs.first != attrs.second; ++attrs.first) {
101 count = attrs.first->second->valueCount();
102 for (size_t index = 0; index < count; ++index) {
104 #ifdef HAVE_STRCASECMP
105 if (!strcasecmp(attrs.first->second->getScope(index), m_value))
108 if (!stricmp(attrs.first->second->getScope(index), m_value))
113 if (!strcmp(attrs.first->second->getScope(index), m_value))