ogc.opensearchgeo.1.0.schemas.osatom.rnc Maven / Gradle / Ivy

# -*- rnc -*-
   # RELAX NG Compact Syntax Grammar for 
   # ATOM encoding and foreign elements for OpenSearch
   #
   # OGC OpenSearch Geo and Time Extensions 1.0 is an OGC Standard.
   # Copyright (c) 2014 Open Geospatial Consortium.
   # To obtain additional rights of use, visit http://www.opengeospatial.org/legal/ .
   #
   # Version: 1.0.1
   #
   
namespace s = "http://purl.oclc.org/dsdl/schematron"
namespace atom = "http://www.w3.org/2005/Atom"
namespace os = "http://a9.com/-/spec/opensearch/1.1/"

  
# Redefine atom:feed to include new OpenSearch elements 
atomFeedConstruct &= osQuery ? & osTotalResults? &osStartIndex? &osItemsPerPage?                       

osQuery = element os:Query { undefinedAttribute*, ( osQueryAttr ) } 
osTotalResults = element os:totalResults { xsd:int }
osStartIndex = element os:startIndex { xsd:int }
osItemsPerPage = element os:itemsPerPage { xsd:int }

include "osquery.rnc"

# Replacing definitions on RFC4287 
include "atom_feed.rnc"{

      # Redefine the Simple Extension to exclude os:* elements
      simpleExtensionElement = element * - (atom:* | os:*) { text }

      # Redefine the Structured Extension to exclude os:* elements
      structuredExtensionElement = element * - 
          (atom:* |  os:* ) { (attribute * { text }+,(text|anyElement)*)
           | (attribute * { text }*, (text?, anyElement+, (text|anyElement)*))} 

      # Redefine Atom rules    
      atomFeed = [
       ]
       element atom:feed { atomFeedConstruct }     
       
      atomEntry =[
       s:pattern [ name="check entry content" 
       s:rule [ context = "atom:entry"
         s:assert [ test = "atom:content"
          "An atom:entry must have one atom:content "
          ~ "element in a format understandable by generic Atom readers"
          ~ " ( @type equal to 'html' is recommended)"]]]

       ]
      element atom:entry { atomEntryConstruct } 
}
# EOF