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<!--
    The following MetadataProvider attempts to refresh the 
    InCommon production metadata aggregate every hour.
-->
<MetadataProvider type="XML"
    url="http://md.incommon.org/InCommon/InCommon-metadata.xml"
    backingFilePath="InCommon-metadata.xml" maxRefreshDelay="3600"
    legacyOrgNames="true">

  <!-- Verify the signature on the metadata file -->
  <MetadataFilter type="Signature" certificate="inc-md-cert.pem"/>

  <!--
      Require a validUntil XML attribute on the EntitiesDescriptor element
      and make sure its value is no more than 14 days into the future
  -->
  <MetadataFilter type="RequireValidUntil" maxValidityInterval="1209600"/>

  <!--
      As the refeds.org R&S tag becomes more prevalent, the
      order of the attributes should be reversed for efficiency.
  -->
  <MetadataFilter<DiscoveryFilter type="Whitelist" matcher="EntityAttributes">
    <saml:Attribute
        Name="http://macedir.org/entity-category-support"
        NameFormat="urn:oasis:names:tc:SAML:2.0:attrname-format:uri">
      <saml:AttributeValue>http://id.incommon.org/category/research-and-scholarship</saml:AttributeValue>
    </saml:Attribute>
    <saml:Attribute
        Name="http://macedir.org/entity-category-support"
        NameFormat="urn:oasis:names:tc:SAML:2.0:attrname-format:uri">
      <saml:AttributeValue>http://refeds.org/category/research-and-scholarship</saml:AttributeValue>
    </saml:Attribute>
  </MetadataFilter>DiscoveryFilter>

</MetadataProvider>