2 * Copyright 2001-2009 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 the specified value.
24 #include "exceptions.h"
25 #include "attribute/Attribute.h"
26 #include "attribute/filtering/FilteringContext.h"
27 #include "attribute/filtering/FilterPolicyContext.h"
28 #include "attribute/filtering/MatchFunctor.h"
30 using namespace shibsp;
35 static const XMLCh attributeID[] = UNICODE_LITERAL_11(a,t,t,r,i,b,u,t,e,I,D);
36 static const XMLCh ignoreCase[] = UNICODE_LITERAL_10(i,g,n,o,r,e,C,a,s,e);
37 static const XMLCh value[] = UNICODE_LITERAL_5(v,a,l,u,e);
40 * A match function that matches the scope of an attribute value against the specified value.
42 class SHIBSP_DLLLOCAL AttributeScopeStringFunctor : public MatchFunctor
44 xmltooling::auto_ptr_char m_attributeID;
48 bool hasScope(const FilteringContext& filterContext) const;
51 AttributeScopeStringFunctor(const DOMElement* e)
52 : m_value(e ? xmltooling::toUTF8(e->getAttributeNS(NULL,value)) : NULL), m_attributeID(e ? e->getAttributeNS(NULL,attributeID) : NULL) {
53 if (!m_value || !*m_value) {
55 throw ConfigurationException("AttributeScopeString MatchFunctor requires non-empty value attribute.");
57 const XMLCh* flag = e ? e->getAttributeNS(NULL,ignoreCase) : NULL;
58 m_ignoreCase = (flag && (*flag == chLatin_t || *flag == chDigit_1));
61 virtual ~AttributeScopeStringFunctor() {
65 bool evaluatePolicyRequirement(const FilteringContext& filterContext) const {
66 if (!m_attributeID.get() || !*m_attributeID.get())
67 throw AttributeFilteringException("No attributeID specified.");
68 return hasScope(filterContext);
71 bool evaluatePermitValue(const FilteringContext& filterContext, const Attribute& attribute, size_t index) const {
72 if (!m_attributeID.get() || !*m_attributeID.get() || XMLString::equals(m_attributeID.get(), attribute.getId())) {
74 #ifdef HAVE_STRCASECMP
75 return !strcasecmp(attribute.getScope(index), m_value);
77 return !stricmp(attribute.getScope(index), m_value);
81 return !strcmp(attribute.getScope(index), m_value);
83 return hasScope(filterContext);
87 MatchFunctor* SHIBSP_DLLLOCAL AttributeScopeStringFactory(const std::pair<const FilterPolicyContext*,const DOMElement*>& p)
89 return new AttributeScopeStringFunctor(p.second);
94 bool AttributeScopeStringFunctor::hasScope(const FilteringContext& filterContext) const
97 pair<multimap<string,Attribute*>::const_iterator,multimap<string,Attribute*>::const_iterator> attrs =
98 filterContext.getAttributes().equal_range(m_attributeID.get());
99 for (; attrs.first != attrs.second; ++attrs.first) {
100 count = attrs.first->second->valueCount();
101 for (size_t index = 0; index < count; ++index) {
103 #ifdef HAVE_STRCASECMP
104 if (!strcasecmp(attrs.first->second->getScope(index), m_value))
107 if (!stricmp(attrs.first->second->getScope(index), m_value))
112 if (!strcmp(attrs.first->second->getScope(index), m_value))