package.shex

PREFIX xsd: <http://www.w3.org/2001/XMLSchema#>
PREFIX ldp: <http://www.w3.org/ns/ldp#>
PREFIX prov: <http://www.w3.org/ns/prov#>
PREFIX dcterms: <http://purl.org/dc/terms/>
PREFIX u: <http://underlay.org/ns#>

start = bnode {
  a [ u:Package ] ;

  ldp:hasMemberRelation [ prov:hadMember ] ;
  ldp:membershipResource bnode ;

  dcterms:isVersionOf iri ;

  u:schema iri /^dweb:\/ipfs\/[a-z2-7]{59}$/ {
    dcterms:format [ "text/shex" ] ;
    dcterms:isVersionOf iri ? ;
  } ? ;

  u:shapeMap bnode {
    u:class iri ;
    u:shape iri ;
  } * ;

  dcterms:created xsd:dateTime ;
  dcterms:modified xsd:dateTime ;

  dcterms:title xsd:string ;
  dcterms:description xsd:string ? ;
  dcterms:subject xsd:string * ;

  u:parent iri /^ul:[a-z2-7]{59}#c14n[0-9]+$/ ? ;
  u:content iri /^dweb:\/ipfs\/[a-z2-7]{59}$/ {
    dcterms:extent xsd:integer ;
  } ;

  u:contains iri /^ul:[a-z2-7]{59}#c14n[0-9]+$/ {
    a [ u:Package ] ;
    dcterms:isVersionOf iri ;
    dcterms:title xsd:string ;
  } OR iri /^ul:[a-z2-7]{59}$/ {
    a [ u:Assertion ] ;
    dcterms:created xsd:dateTime ;
    dcterms:modified xsd:dateTime ? ;
    dcterms:isVersionOf iri ? ;
    dcterms:title xsd:string ? ;
  } OR iri /^dweb:\/ipfs\/[a-z2-7]{59}$/ {
    a [ u:File ] ;
    dcterms:format xsd:string ;
    dcterms:extent xsd:integer ;
    dcterms:created xsd:dateTime ;
    dcterms:modified xsd:dateTime ? ;
    dcterms:isVersionOf iri ? ;
    dcterms:title xsd:string ? ;
  } * ;
}