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22 * BlacklistMetadataFilter.cpp
24 * Removes blacklisted entities from a metadata instance
28 #include "saml2/metadata/Metadata.h"
29 #include "saml2/metadata/MetadataFilter.h"
31 #include <xmltooling/logging.h>
32 #include <xmltooling/util/NDC.h>
34 using namespace opensaml::saml2md;
35 using namespace xmltooling::logging;
36 using namespace xmltooling;
42 class SAML_DLLLOCAL BlacklistMetadataFilter : public MetadataFilter
45 BlacklistMetadataFilter(const DOMElement* e);
46 ~BlacklistMetadataFilter() {}
48 const char* getId() const { return BLACKLIST_METADATA_FILTER; }
49 void doFilter(XMLObject& xmlObject) const;
52 void doFilter(EntitiesDescriptor& entities) const;
54 bool found(const XMLCh* id) const {
57 return m_set.count(id)==1;
63 MetadataFilter* SAML_DLLLOCAL BlacklistMetadataFilterFactory(const DOMElement* const & e)
65 return new BlacklistMetadataFilter(e);
71 static const XMLCh Exclude[] = UNICODE_LITERAL_7(E,x,c,l,u,d,e);
73 BlacklistMetadataFilter::BlacklistMetadataFilter(const DOMElement* e)
75 e = XMLHelper::getFirstChildElement(e);
77 if (XMLString::equals(e->getLocalName(), Exclude) && e->hasChildNodes()) {
78 m_set.insert(e->getFirstChild()->getTextContent());
80 e = XMLHelper::getNextSiblingElement(e);
84 void BlacklistMetadataFilter::doFilter(XMLObject& xmlObject) const
91 EntitiesDescriptor& entities = dynamic_cast<EntitiesDescriptor&>(xmlObject);
92 if (found(entities.getName()))
93 throw MetadataFilterException(BLACKLIST_METADATA_FILTER" MetadataFilter instructed to filter the root/only group in the metadata.");
101 EntityDescriptor& entity = dynamic_cast<EntityDescriptor&>(xmlObject);
102 if (found(entity.getEntityID()))
103 throw MetadataFilterException(BLACKLIST_METADATA_FILTER" MetadataFilter instructed to filter the root/only entity in the metadata.");
109 throw MetadataFilterException(BLACKLIST_METADATA_FILTER" MetadataFilter was given an improper metadata instance to filter.");
112 void BlacklistMetadataFilter::doFilter(EntitiesDescriptor& entities) const
114 Category& log=Category::getInstance(SAML_LOGCAT".MetadataFilter."BLACKLIST_METADATA_FILTER);
116 VectorOf(EntityDescriptor) v=entities.getEntityDescriptors();
117 for (VectorOf(EntityDescriptor)::size_type i=0; i<v.size(); ) {
118 const XMLCh* id=v[i]->getEntityID();
120 auto_ptr_char id2(id);
121 log.info("filtering out blacklisted entity (%s)", id2.get());
122 v.erase(v.begin() + i);
129 VectorOf(EntitiesDescriptor) w=entities.getEntitiesDescriptors();
130 for (VectorOf(EntitiesDescriptor)::size_type j=0; j<w.size(); ) {
131 const XMLCh* name=w[j]->getName();
133 auto_ptr_char name2(name);
134 log.info("filtering out blacklisted group (%s)", name2.get());
135 w.erase(w.begin() + j);