relaton/relaton-ietf

<?xml version="1.0" encoding="UTF-8"?>
<grammar xmlns="http://relaxng.org/ns/structure/1.0">
  <!--
    Add-ons to biblio.rnc for standoc model: defines the extension point BibDataExtensionType
    of relaton
    
    Specialisations as for biblio.rnc. Extension point can be redefined completely for a flavour of standoc
    (SDO); but other elements in Bibdata can only be extended (more specialised vocabularies for Bibdata)
  -->
  <include href="biblio.rng">
    <define name="BibData">
      <ref name="StandardBibliographicItem"/>
      <optional>
        <ref name="ext"/>
      </optional>
    </define>
    <define name="docrelation">
      <element name="relation">
        <attribute name="type">
          <ref name="DocRelationType"/>
        </attribute>
        <optional>
          <element name="description">
            <ref name="FormattedString"/>
          </element>
        </optional>
        <element name="bibitem">
          <ref name="StandardReducedBibliographicItem"/>
        </element>
        <choice>
          <zeroOrMore>
            <ref name="locality"/>
          </zeroOrMore>
          <zeroOrMore>
            <ref name="localityStack"/>
          </zeroOrMore>
        </choice>
        <choice>
          <zeroOrMore>
            <ref name="sourceLocality"/>
          </zeroOrMore>
          <zeroOrMore>
            <ref name="sourceLocalityStack"/>
          </zeroOrMore>
        </choice>
      </element>
    </define>
  </include>
  <define name="ext">
    <element name="ext">
      <ref name="BibDataExtensionType"/>
    </element>
  </define>
  <define name="BibDataExtensionType">
    <optional>
      <attribute name="schema-version"/>
    </optional>
    <ref name="doctype"/>
    <optional>
      <ref name="docsubtype"/>
    </optional>
    <optional>
      <ref name="editorialgroup"/>
    </optional>
    <zeroOrMore>
      <ref name="ics"/>
    </zeroOrMore>
    <zeroOrMore>
      <ref name="structuredidentifier"/>
    </zeroOrMore>
  </define>
  <define name="doctype">
    <element name="doctype">
      <optional>
        <attribute name="abbreviation"/>
      </optional>
      <ref name="DocumentType"/>
    </element>
  </define>
  <define name="DocumentType">
    <text/>
  </define>
  <define name="docsubtype">
    <element name="subdoctype">
      <ref name="DocumentSubtype"/>
    </element>
  </define>
  <define name="DocumentSubtype">
    <text/>
  </define>
  <define name="editorialgroup">
    <element name="editorialgroup">
      <oneOrMore>
        <ref name="technical-committee"/>
      </oneOrMore>
    </element>
  </define>
  <define name="technical-committee">
    <element name="technical-committee">
      <ref name="IsoWorkgroup"/>
    </element>
  </define>
  <define name="IsoWorkgroup">
    <optional>
      <attribute name="number"/>
    </optional>
    <optional>
      <attribute name="type"/>
    </optional>
    <optional>
      <attribute name="identifier"/>
    </optional>
    <optional>
      <attribute name="prefix"/>
    </optional>
    <text/>
  </define>
  <define name="ics">
    <element name="ics">
      <element name="code">
        <text/>
      </element>
      <optional>
        <element name="text">
          <text/>
        </element>
      </optional>
    </element>
  </define>
  <define name="structuredidentifier">
    <element name="structuredidentifier">
      <optional>
        <attribute name="type"/>
      </optional>
      <oneOrMore>
        <element name="agency">
          <text/>
        </element>
      </oneOrMore>
      <optional>
        <element name="class">
          <text/>
        </element>
      </optional>
      <element name="docnumber">
        <text/>
      </element>
      <optional>
        <element name="partnumber">
          <text/>
        </element>
      </optional>
      <optional>
        <element name="edition">
          <text/>
        </element>
      </optional>
      <optional>
        <element name="version">
          <text/>
        </element>
      </optional>
      <optional>
        <element name="supplementtype">
          <text/>
        </element>
      </optional>
      <optional>
        <element name="supplementnumber">
          <text/>
        </element>
      </optional>
      <optional>
        <element name="amendment">
          <text/>
        </element>
      </optional>
      <optional>
        <element name="corrigendum">
          <text/>
        </element>
      </optional>
      <optional>
        <element name="language">
          <text/>
        </element>
      </optional>
      <optional>
        <element name="year">
          <text/>
        </element>
      </optional>
    </element>
  </define>
  <define name="StandardBibliographicItem">
    <ref name="BibliographicItem"/>
    <zeroOrMore>
      <ref name="amend"/>
    </zeroOrMore>
  </define>
  <define name="StandardReducedBibliographicItem">
    <ref name="ReducedBibliographicItem"/>
    <zeroOrMore>
      <ref name="amend"/>
    </zeroOrMore>
  </define>
</grammar>