internet-radio-recorder/pages/app/pbmi2003-recmod2012/broadcast.rng

<?xml version="1.0" encoding="UTF-8"?>
<!--
  indeed, a relative default namespace. Unorthodox but useful to avoid a central server 
  and still enable GRDDL.
  
  Find the RelaxNG schema at http://purl.mro.name/recorder/pbmi2003-recmod2012/broadcast.rnc
  
  About RelaxNG see http://purl.mro.name/relaxng
-->
<grammar ns="../../../../../assets/2013/radio-pi.rdf" xmlns:a="http://relaxng.org/ns/compatibility/annotations/1.0" xmlns="http://relaxng.org/ns/structure/1.0" datatypeLibrary="http://www.w3.org/2001/XMLSchema-datatypes">
  <start>
    <a:documentation>Copyright (c) 2013-2016 Marcus Rohrmoser, http://purl.mro.name/recorder

Permission is hereby granted, free of charge, to any person obtaining a copy of this software and
associated documentation files (the "Software"), to deal in the Software without restriction,
including without limitation the rights to use, copy, modify, merge, publish, distribute,
sublicense, and/or sell copies of the Software, and to permit persons to whom the Software is
furnished to do so, subject to the following conditions:

The above copyright notice and this permission notice shall be included in all copies or
substantial portions of the Software.

THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, INCLUDING BUT
NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES
OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.

MIT License http://opensource.org/licenses/MIT</a:documentation>
    <a:documentation>Dublin Core PBMI http://dcpapers.dublincore.org/pubs/article/view/749
not: Ontology for Media Resources 1.0 http://www.w3.org/TR/mediaont-10/
not: EBU http://tech.ebu.ch/lang/en/MetadataEbuCore

use e.g.
$ xmllint --noout --relaxng http://purl.mro.name/recorder/pbmi2003-recmod2012/broadcast.rng htdocs/stations/*/????/??/??/*.xml 2&gt;&amp;1 | grep fail
</a:documentation>
    <choice>
      <ref name="broadcast">
        <a:documentation>either a single broadcast (without 'modified' attribute)</a:documentation>
      </ref>
      <element name="broadcasts">
        <attribute name="date">
          <ref name="isoDate"/>
        </attribute>
        <zeroOrMore>
          <ref name="broadcast">
            <a:documentation>or multiple broadcast elements (with 'modified' attribute each)</a:documentation>
          </ref>
        </zeroOrMore>
      </element>
    </choice>
  </start>
  <define name="isoDate">
    <a:documentation>subset of http://www.w3.org/TR/xmlschema-2/#date-lexical-representation</a:documentation>
    <data type="date">
      <param name="pattern">\d{4}-\d{2}-\d{2}</param>
    </data>
  </define>
  <define name="isoDateTime">
    <a:documentation>compliant to atom feed timestamps, http://www.faqs.org/rfcs/rfc3339.html
Subset of http://www.w3.org/TR/xmlschema-2/#dateTime-lexical-representation</a:documentation>
    <choice>
      <data type="dateTime">
        <param name="pattern">\d{4}-\d{2}-\d{2}T\d{2}:\d{2}:\d{2}[+\-]\d{2}:\d{2}</param>
      </data>
      <!-- xsd:date { pattern = "\d{4}-\d{2}-\d{2}" }, -->
      <data type="string">
        <a:documentation>I want to allow 24:00:00 conforming http://www.w3.org/TR/xmlschema-2/#dateTime-lexical-representation.
But xmllint v20900 refuses to validate. So I rather sacrifice the date check and do a mere lexical check 
than see 24:00 invalid in such cases.</a:documentation>
        <param name="pattern">\d{4}-\d{2}-\d{2}T24:00:00[+\-]\d{2}:\d{2}</param>
      </data>
    </choice>
  </define>
  <define name="broadcast">
    <element name="broadcast">
      <optional>
        <attribute name="modified">
          <ref name="isoDateTime"/>
        </attribute>
      </optional>
      <optional>
        <attribute name="xml:lang">
          <data type="NCName">
            <param name="pattern">[a-z]{2}</param>
            <a:documentation>ISO 639-1 2-letter language code</a:documentation>
          </data>
        </attribute>
      </optional>
      <ref name="meta.DC.identifier"/>
      <ref name="meta.DC.scheme"/>
      <ref name="meta.DC.language"/>
      <ref name="meta.DC.title"/>
      <optional>
        <ref name="meta.DC.title.series"/>
      </optional>
      <optional>
        <ref name="meta.DC.title.episode"/>
      </optional>
      <optional>
        <ref name="meta.DC.subject"/>
      </optional>
      <ref name="meta.DC.format.timestart"/>
      <ref name="meta.DC.format.timeend"/>
      <ref name="meta.DC.format.duration"/>
      <optional>
        <ref name="meta.DC.image"/>
      </optional>
      <optional>
        <ref name="meta.DC.description"/>
      </optional>
      <optional>
        <ref name="meta.DC.author"/>
      </optional>
      <optional>
        <ref name="meta.DC.publisher"/>
      </optional>
      <optional>
        <ref name="meta.DC.creator"/>
      </optional>
      <optional>
        <ref name="meta.DC.copyright"/>
      </optional>
      <optional>
        <ref name="meta.DC.source"/>
      </optional>
    </element>
  </define>
  <define name="meta.DC.identifier">
    <element name="meta">
      <attribute name="name">
        <value>DC.identifier</value>
      </attribute>
      <attribute name="content">
        <data type="string">
          <a:documentation>define extremely rigid for now, may become more relaxed one day.
internal use only.</a:documentation>
          <param name="pattern">[^/]+/\d{4}/\d{2}/\d{2}/\d{4}( .+)?</param>
        </data>
      </attribute>
    </element>
  </define>
  <define name="meta.DC.scheme">
    <element name="meta">
      <a:documentation>Dublin Core PBMI http://dcpapers.dublincore.org/pubs/article/view/749</a:documentation>
      <attribute name="name">
        <value>DC.scheme</value>
      </attribute>
      <attribute name="content">
        <value>/app/pbmi2003-recmod2012/</value>
      </attribute>
    </element>
  </define>
  <define name="meta.DC.language">
    <element name="meta">
      <attribute name="name">
        <value>DC.language</value>
      </attribute>
      <attribute name="content">
        <data type="NCName">
          <a:documentation>ISO 639-1 2-letter language code</a:documentation>
          <param name="pattern">[a-z]{2}</param>
        </data>
      </attribute>
    </element>
  </define>
  <define name="meta.DC.title">
    <element name="meta">
      <attribute name="name">
        <value>DC.title</value>
      </attribute>
      <attribute name="content"/>
    </element>
  </define>
  <define name="meta.DC.title.series">
    <element name="meta">
      <attribute name="name">
        <value>DC.title.series</value>
      </attribute>
      <attribute name="content"/>
    </element>
  </define>
  <define name="meta.DC.title.episode">
    <element name="meta">
      <attribute name="name">
        <value>DC.title.episode</value>
      </attribute>
      <attribute name="content"/>
    </element>
  </define>
  <define name="meta.DC.subject">
    <element name="meta">
      <attribute name="name">
        <value>DC.subject</value>
      </attribute>
      <attribute name="content">
        <data type="anyURI"/>
      </attribute>
    </element>
  </define>
  <define name="meta.DC.format.timestart">
    <element name="meta">
      <attribute name="name">
        <value>DC.format.timestart</value>
      </attribute>
      <attribute name="content">
        <ref name="isoDateTime"/>
      </attribute>
    </element>
  </define>
  <define name="meta.DC.format.timeend">
    <element name="meta">
      <attribute name="name">
        <value>DC.format.timeend</value>
      </attribute>
      <attribute name="content">
        <ref name="isoDateTime"/>
      </attribute>
    </element>
  </define>
  <define name="meta.DC.format.duration">
    <element name="meta">
      <attribute name="name">
        <value>DC.format.duration</value>
      </attribute>
      <attribute name="content">
        <data type="string">
          <param name="pattern">(\d+(\.0)?)|(PT\d+M)</param>
        </data>
      </attribute>
    </element>
  </define>
  <define name="meta.DC.image">
    <element name="meta">
      <attribute name="name">
        <value>DC.image</value>
      </attribute>
      <attribute name="content">
        <data type="anyURI"/>
      </attribute>
    </element>
  </define>
  <define name="meta.DC.description">
    <element name="meta">
      <attribute name="name">
        <value>DC.description</value>
      </attribute>
      <attribute name="content"/>
    </element>
  </define>
  <define name="meta.DC.author">
    <element name="meta">
      <attribute name="name">
        <value>DC.author</value>
      </attribute>
      <attribute name="content"/>
    </element>
  </define>
  <define name="meta.DC.publisher">
    <element name="meta">
      <attribute name="name">
        <value>DC.publisher</value>
      </attribute>
      <attribute name="content"/>
    </element>
  </define>
  <define name="meta.DC.creator">
    <element name="meta">
      <attribute name="name">
        <value>DC.creator</value>
      </attribute>
      <attribute name="content"/>
    </element>
  </define>
  <define name="meta.DC.copyright">
    <element name="meta">
      <attribute name="name">
        <value>DC.copyright</value>
      </attribute>
      <attribute name="content"/>
    </element>
  </define>
  <define name="meta.DC.source">
    <element name="meta">
      <attribute name="name">
        <value>DC.source</value>
      </attribute>
      <attribute name="content">
        <data type="anyURI"/>
      </attribute>
    </element>
  </define>
</grammar>