.

publish/src/app.rs

@@ -21,7 +21,7 @@ use ldp::{RdfSource, RdfSourceUpdateResponse, ResourceRequestBuilder, Serializat
 use oxigraph::io::RdfFormat;
 use oxigraph::model::vocab::{rdf, rdfs};
 use oxigraph::model::{BaseDirection, Dataset, NamedNode, Quad, Term, TermRef};
-use tracing::{debug, error};
+use tracing::{debug, error, info};
 
 #[derive(Debug, Clone)]
 pub(crate) enum Message {
@@ -187,12 +187,12 @@ impl Publisher {
                     document.add_text(Schema::iri_field(), rdf_source.origin());
 
                     for quad in rdf_source.dataset() {
-                        if let Some(field_name) =
+                        if let Some(field) =
-                            self.ontology.field_name(&quad.predicate.into_owned())
+                            self.ontology.field_for_property(&quad.predicate.into_owned())
                             && let TermRef::Literal(literal) = quad.object
                         {
                             let field = Schema::schema()
-                                .get_field(&field_name)
+                                .get_field(&field.key)
                                 .expect("Field not found in schema");
                             document.add_text(field, literal.value().to_lowercase());
                         }

publish/src/rdf/ontologies/ontology.ttl

@@ -24,32 +24,8 @@
 #    Annotation properties
 #################################################################
 
-###  http://www.w3.org/2000/01/rdf-schema#comment
+###  http://www.w3.org/2000/01/rdf-schema#value
-rdfs:comment :indexedByField "comment" .
+rdfs:value rdf:type owl:AnnotationProperty .
-
-
-###  http://www.w3.org/2000/01/rdf-schema#label
-rdfs:label :indexedByField "label" .
-
-
-###  https://graphofliberty.org/2026/04/ont/catalogId
-:catalogId rdf:type owl:AnnotationProperty ;
-           rdfs:comment "An integer associated with the class for fast lookup in a database."@en ;
-           rdfs:label "catalog id" ;
-           rdfs:domain owl:Class .
-
-
-###  https://graphofliberty.org/2026/04/ont/indexedByField
-:indexedByField rdf:type owl:AnnotationProperty ;
-                rdfs:comment "The property is associated with the given field in a full-text search database."@en ;
-                rdfs:label "indexed by field"@en ;
-                rdfs:domain owl:DatatypeProperty .
-
-
-###  https://graphofliberty.org/2026/04/ont/readOnly
-:readOnly rdf:type owl:AnnotationProperty ;
-          rdfs:comment "Indicates that the property or class is read only (server managed) and should not be made editable in user-facing applications."@en ;
-          rdfs:label "read only"@en .
 
 
 #################################################################
@@ -123,6 +99,14 @@ rdam:P30154 rdf:type owl:ObjectProperty .
 rdam:uniformResourceLocator.en rdf:type owl:ObjectProperty .
 
 
+###  https://graphofliberty.org/2026/04/ont/indexedByField
+:indexedByField rdf:type owl:ObjectProperty ;
+                rdfs:domain owl:DatatypeProperty ;
+                rdfs:range :IndexField ;
+                rdfs:comment "The property is associated with the given field in a full-text search database."@en ;
+                rdfs:label "indexed by field"@en .
+
+
 ###  https://graphofliberty.org/2026/04/ont/template
 :template rdf:type owl:ObjectProperty ;
           rdfs:comment "A default set of triples used during the creation of new entities of the associated class."@en ;
@@ -135,24 +119,20 @@ rdam:uniformResourceLocator.en rdf:type owl:ObjectProperty .
 
 ###  http://fedora.info/definitions/v4/repository#created
 fedora:created rdf:type owl:DatatypeProperty ;
-               rdfs:subPropertyOf owl:topDataProperty ;
+               rdfs:subPropertyOf owl:topDataProperty .
-               :readOnly "true"^^xsd:boolean .
 
 
 ###  http://fedora.info/definitions/v4/repository#createdBy
 fedora:createdBy rdf:type owl:DatatypeProperty ;
-                 rdfs:subPropertyOf owl:topDataProperty ;
+                 rdfs:subPropertyOf owl:topDataProperty .
-                 :readOnly "true"^^xsd:boolean .
 
 
 ###  http://fedora.info/definitions/v4/repository#lastModified
-fedora:lastModified rdf:type owl:DatatypeProperty ;
+fedora:lastModified rdf:type owl:DatatypeProperty .
-                    :readOnly "true"^^xsd:boolean .
 
 
 ###  http://fedora.info/definitions/v4/repository#lastModifiedBy
-fedora:lastModifiedBy rdf:type owl:DatatypeProperty ;
+fedora:lastModifiedBy rdf:type owl:DatatypeProperty .
-                      :readOnly "true"^^xsd:boolean .
 
 
 ###  http://rdaregistry.info/Elements/a/P50291
@@ -173,8 +153,20 @@ rdaa:surname.en rdf:type owl:DatatypeProperty .
 
 ###  http://www.w3.org/ns/ldp#contains
 ldp:contains rdf:type owl:DatatypeProperty ;
-             rdfs:subPropertyOf owl:topDataProperty ;
+             rdfs:subPropertyOf owl:topDataProperty .
-             :readOnly "true"^^xsd:boolean .
+
+
+###  https://graphofliberty.org/2026/04/ont/catalogId
+:catalogId rdf:type owl:DatatypeProperty ;
+           rdfs:domain owl:Class ;
+           rdfs:comment "An integer associated with the class for fast lookup in a database."@en ;
+           rdfs:label "catalog id" .
+
+
+###  https://graphofliberty.org/2026/04/ont/readOnly
+:readOnly rdf:type owl:DatatypeProperty ;
+          rdfs:comment "Indicates that the property or class is read only (server managed) and should not be made editable in user-facing applications."@en ;
+          rdfs:label "read only"@en .
 
 
 #################################################################
@@ -182,13 +174,11 @@ ldp:contains rdf:type owl:DatatypeProperty ;
 #################################################################
 
 ###  http://fedora.info/definitions/v4/repository#Container
-fedora:Container rdf:type owl:Class ;
+fedora:Container rdf:type owl:Class .
-                 :readOnly "true"^^xsd:boolean .
 
 
 ###  http://fedora.info/definitions/v4/repository#Resource
-fedora:Resource rdf:type owl:Class ;
+fedora:Resource rdf:type owl:Class .
-                :readOnly "true"^^xsd:boolean .
 
 
 ###  http://rdaregistry.info/Elements/c/C10001
@@ -220,54 +210,50 @@ rdac:C10013 rdf:type owl:Class ;
 
 
 ###  http://www.w3.org/1999/02/22-rdf-syntax-ns#Property
-rdf:Property rdf:type owl:Class ;
+rdf:Property rdf:type owl:Class .
-             :catalogId "0"^^xsd:nonNegativeInteger .
 
 
 ###  http://www.w3.org/2000/01/rdf-schema#Class
-rdfs:Class rdf:type owl:Class ;
+rdfs:Class rdf:type owl:Class .
-           :catalogId "1"^^xsd:nonNegativeInteger .
+
+
+###  http://www.w3.org/2002/07/owl#Class
+owl:Class rdf:type owl:Class .
+
+
+###  http://www.w3.org/2002/07/owl#DatatypeProperty
+owl:DatatypeProperty rdf:type owl:Class .
 
 
 ###  http://www.w3.org/ns/ldp#BasicContainer
-ldp:BasicContainer rdf:type owl:Class ;
+ldp:BasicContainer rdf:type owl:Class .
-                   :readOnly "true"^^xsd:boolean .
 
 
 ###  http://www.w3.org/ns/ldp#Container
-ldp:Container rdf:type owl:Class ;
+ldp:Container rdf:type owl:Class .
-              :readOnly "true"^^xsd:boolean .
 
 
 ###  http://www.w3.org/ns/ldp#RDFSource
-ldp:RDFSource rdf:type owl:Class ;
+ldp:RDFSource rdf:type owl:Class .
-              :readOnly "true"^^xsd:boolean .
 
 
 ###  http://www.w3.org/ns/ldp#Resource
-ldp:Resource rdf:type owl:Class ;
+ldp:Resource rdf:type owl:Class .
-             :readOnly "true"^^xsd:boolean .
 
 
 ###  https://graphofliberty.org/2026/04/ont/AudioBook
 :AudioBook rdf:type owl:Class ;
-           rdfs:subClassOf :Entity ;
+           rdfs:subClassOf :Entity .
-           rdfs:label "Audio Book"@en ;
-           :catalogId "2"^^xsd:nonNegativeInteger .
 
 
 ###  https://graphofliberty.org/2026/04/ont/Book
 :Book rdf:type owl:Class ;
-      rdfs:subClassOf :Entity ;
+      rdfs:subClassOf :Entity .
-      rdfs:label "Book"@en ;
-      :catalogId "3"^^xsd:nonNegativeInteger .
 
 
 ###  https://graphofliberty.org/2026/04/ont/Document
 :Document rdf:type owl:Class ;
-          rdfs:subClassOf :Entity ;
+          rdfs:subClassOf :Entity .
-          rdfs:label "Document"@en ;
-          :catalogId "4"^^xsd:nonNegativeInteger .
 
 
 ###  https://graphofliberty.org/2026/04/ont/Entity
@@ -275,52 +261,76 @@ ldp:Resource rdf:type owl:Class ;
         rdfs:label "Graph of Liberty Entity"@en .
 
 
+###  https://graphofliberty.org/2026/04/ont/IndexField
+:IndexField rdf:type owl:Class ;
+            rdfs:comment "Describes a single field present within a larger document that is passed to a full-text search database."@en ;
+            rdfs:label "Index Field"@en .
+
+
 ###  https://graphofliberty.org/2026/04/ont/Meme
 :Meme rdf:type owl:Class ;
-      rdfs:subClassOf :Entity ;
+      rdfs:subClassOf :Entity .
-      rdfs:label "Meme"@en ;
-      :catalogId "5"^^xsd:nonNegativeInteger .
 
 
 ###  https://graphofliberty.org/2026/04/ont/Movie
 :Movie rdf:type owl:Class ;
-       rdfs:subClassOf :Entity ;
+       rdfs:subClassOf :Entity .
-       rdfs:label "Movie"@en ;
-       :catalogId "6"^^xsd:nonNegativeInteger .
 
 
 ###  https://graphofliberty.org/2026/04/ont/Music
 :Music rdf:type owl:Class ;
-       rdfs:subClassOf :Entity ;
+       rdfs:subClassOf :Entity .
-       rdfs:label "Music"@en ;
-       :catalogId "7"^^xsd:nonNegativeInteger .
 
 
 ###  https://graphofliberty.org/2026/04/ont/Person
 :Person rdf:type owl:Class ;
-        rdfs:subClassOf :Entity ;
+        rdfs:subClassOf :Entity .
-        rdfs:label "Person"@en ;
-        :catalogId "8"^^xsd:nonNegativeInteger .
 
 
 ###  https://graphofliberty.org/2026/04/ont/Podcast
 :Podcast rdf:type owl:Class ;
-         rdfs:subClassOf :Entity ;
+         rdfs:subClassOf :Entity .
-         rdfs:label "Podcast"@en ;
-         :catalogId "9"^^xsd:nonNegativeInteger .
 
 
 ###  https://graphofliberty.org/2026/04/ont/TVShow
 :TVShow rdf:type owl:Class ;
-        rdfs:subClassOf :Entity ;
+        rdfs:subClassOf :Entity .
-        rdfs:label "TV Show"@en ;
-        :catalogId "10"^^xsd:nonNegativeInteger .
 
 
 #################################################################
 #    Individuals
 #################################################################
 
+###  http://fedora.info/definitions/v4/repository#Container
+fedora:Container rdf:type owl:NamedIndividual ;
+                 :readOnly "true"^^xsd:boolean .
+
+
+###  http://fedora.info/definitions/v4/repository#Resource
+fedora:Resource rdf:type owl:NamedIndividual ;
+                :readOnly "true"^^xsd:boolean .
+
+
+###  http://fedora.info/definitions/v4/repository#created
+fedora:created rdf:type owl:NamedIndividual ;
+               :readOnly "true"^^xsd:boolean .
+
+
+###  http://fedora.info/definitions/v4/repository#createdBy
+fedora:createdBy rdf:type owl:NamedIndividual ;
+                 :readOnly "true"^^xsd:boolean .
+
+
+###  http://fedora.info/definitions/v4/repository#lastModified
+fedora:lastModified rdf:type owl:NamedIndividual ;
+                    :readOnly "true"^^xsd:boolean .
+
+
+###  http://fedora.info/definitions/v4/repository#lastModifiedBy
+fedora:lastModifiedBy rdf:type owl:NamedIndividual ;
+                      :readOnly "true"^^xsd:boolean .
+
+
 ###  http://rdaregistry.info/Elements/a/P50094
 rdaa:P50094 rdf:type owl:NamedIndividual ;
             owl:sameAs rdaa:identifierForPerson.en .
@@ -330,14 +340,16 @@ rdaa:P50094 rdf:type owl:NamedIndividual ;
 
 ###  http://rdaregistry.info/Elements/a/P50291
 rdaa:P50291 rdf:type owl:NamedIndividual ;
-            owl:sameAs rdaa:surname.en .
+            owl:sameAs rdaa:surname.en ;
+            :indexedByField :surname .
 
 
 ###  http://rdaregistry.info/Elements/a/surname.en
 
 ###  http://rdaregistry.info/Elements/a/P50292
 rdaa:P50292 rdf:type owl:NamedIndividual ;
-            owl:sameAs rdaa:givenName.en .
+            owl:sameAs rdaa:givenName.en ;
+            :indexedByField :givenName .
 
 
 ###  http://rdaregistry.info/Elements/a/givenName.en
@@ -371,6 +383,100 @@ rdam:P30154 rdf:type owl:NamedIndividual ;
 rdam:uniformResourceLocator.en rdf:type owl:NamedIndividual .
 
 
+###  http://www.w3.org/1999/02/22-rdf-syntax-ns#Property
+rdf:Property rdf:type owl:NamedIndividual ;
+             :catalogId "0"^^xsd:nonNegativeInteger .
+
+
+###  http://www.w3.org/2000/01/rdf-schema#Class
+rdfs:Class rdf:type owl:NamedIndividual ;
+           :catalogId "1"^^xsd:nonNegativeInteger .
+
+
+###  http://www.w3.org/ns/ldp#BasicContainer
+ldp:BasicContainer rdf:type owl:NamedIndividual ;
+                   :readOnly "true"^^xsd:boolean .
+
+
+###  http://www.w3.org/ns/ldp#Container
+ldp:Container rdf:type owl:NamedIndividual ;
+              :readOnly "true"^^xsd:boolean .
+
+
+###  http://www.w3.org/ns/ldp#RDFSource
+ldp:RDFSource rdf:type owl:NamedIndividual ;
+              :readOnly "true"^^xsd:boolean .
+
+
+###  http://www.w3.org/ns/ldp#Resource
+ldp:Resource rdf:type owl:NamedIndividual ;
+             :readOnly "true"^^xsd:boolean .
+
+
+###  http://www.w3.org/ns/ldp#contains
+ldp:contains rdf:type owl:NamedIndividual ;
+             :readOnly "true"^^xsd:boolean .
+
+
+###  https://graphofliberty.org/2026/04/ont/AudioBook
+:AudioBook rdf:type owl:NamedIndividual ;
+           :catalogId "2"^^xsd:nonNegativeInteger .
+
+
+###  https://graphofliberty.org/2026/04/ont/Book
+:Book rdf:type owl:NamedIndividual ;
+      :catalogId "3"^^xsd:nonNegativeInteger .
+
+
+###  https://graphofliberty.org/2026/04/ont/Document
+:Document rdf:type owl:NamedIndividual ;
+          :catalogId "4"^^xsd:nonNegativeInteger .
+
+
+###  https://graphofliberty.org/2026/04/ont/Meme
+:Meme rdf:type owl:NamedIndividual ;
+      :catalogId "5"^^xsd:nonNegativeInteger .
+
+
+###  https://graphofliberty.org/2026/04/ont/Movie
+:Movie rdf:type owl:NamedIndividual ;
+       :catalogId "6"^^xsd:nonNegativeInteger .
+
+
+###  https://graphofliberty.org/2026/04/ont/Music
+:Music rdf:type owl:NamedIndividual ;
+       :catalogId "7"^^xsd:nonNegativeInteger .
+
+
+###  https://graphofliberty.org/2026/04/ont/Person
+:Person rdf:type owl:NamedIndividual ;
+        :catalogId "8"^^xsd:nonNegativeInteger .
+
+
+###  https://graphofliberty.org/2026/04/ont/Podcast
+:Podcast rdf:type owl:NamedIndividual ;
+         :catalogId "9"^^xsd:nonNegativeInteger .
+
+
+###  https://graphofliberty.org/2026/04/ont/TVShow
+:TVShow rdf:type owl:NamedIndividual ;
+        :catalogId "10"^^xsd:nonNegativeInteger .
+
+
+###  https://graphofliberty.org/2026/04/ont/givenName
+:givenName rdf:type owl:NamedIndividual ,
+                    :IndexField ;
+           rdfs:label "Given Name"@en ;
+           rdfs:value "given name" .
+
+
+###  https://graphofliberty.org/2026/04/ont/surname
+:surname rdf:type owl:NamedIndividual ,
+                  :IndexField ;
+         rdfs:label "Surname"@en ;
+         rdfs:value "surname" .
+
+
 #################################################################
 #    Annotations
 #################################################################
@@ -378,12 +484,10 @@ rdam:uniformResourceLocator.en rdf:type owl:NamedIndividual .
 rdaa:P50094 rdfs:label "has identifier for person"@en .
 
 
-rdaa:P50291 rdfs:label "has surname"@en ;
+rdaa:P50291 rdfs:label "has surname"@en .
-            :indexedByField "surname" .
 
 
-rdaa:P50292 rdfs:label "has given name"@en ;
+rdaa:P50292 rdfs:label "has given name"@en .
-            :indexedByField "given name" .
 
 
 rdac:C10007 rdfs:label "Manifestation"@en .
@@ -392,4 +496,31 @@ rdac:C10007 rdfs:label "Manifestation"@en .
 rdam:P30154 rdfs:label "has uniform resource locator"@en .
 
 
+:AudioBook rdfs:label "Audio Book"@en .
+
+
+:Book rdfs:label "Book"@en .
+
+
+:Document rdfs:label "Document"@en .
+
+
+:Meme rdfs:label "Meme"@en .
+
+
+:Movie rdfs:label "Movie"@en .
+
+
+:Music rdfs:label "Music"@en .
+
+
+:Person rdfs:label "Person"@en .
+
+
+:Podcast rdfs:label "Podcast"@en .
+
+
+:TVShow rdfs:label "TV Show"@en .
+
+
 ###  Generated by the OWL API (version 4.5.29.2024-05-13T12:11:03Z) https://github.com/owlcs/owlapi

publish/src/rdf/ontology.rs

@@ -8,6 +8,8 @@ use oxigraph::model::{
 };
 use oxigraph::sparql::{QueryResults, SparqlEvaluator};
 use std::collections::HashMap;
+use iced::widget::sensor::Key;
+use tracing::debug;
 
 const PREFIXES: &[(&str, &str)] = &[
     ("rdf", "http://www.w3.org/1999/02/22-rdf-syntax-ns#"),
@@ -192,6 +194,42 @@ SELECT DISTINCT ?class ?subject ?label ?comment ?read_only {
         results
     }
 
+    fn fields(dataset: &Dataset) -> HashMap<NamedNode, IndexField> {
+        let query = SparqlEvaluator::new()
+            .parse_query(
+                r#"PREFIX rdfs: <http://www.w3.org/2000/01/rdf-schema#>
+PREFIX gl: <https://graphofliberty.org/2026/04/ont/>
+
+SELECT DISTINCT ?subject ?key ?label {
+    ?subject a gl:IndexField ;
+    rdfs:value ?key ;
+    rdfs:label ?label .
+    FILTER(langMATCHES(LANG(?label), "en") || !hasLANG(?label))
+}"#,
+            )
+            .expect("Unable to parse field query");
+
+        let mut results = HashMap::new();
+        if let QueryResults::Solutions(solutions) =
+            query.on_queryable_dataset(dataset).execute().unwrap()
+        {
+            for solution in solutions.filter_map(Result::ok) {
+                let subject = solution.get("subject").and_then(term_to_named_node);
+                let key = solution.get("key").and_then(term_to_string);
+                let label = solution.get("label").and_then(term_to_string);
+
+                if let Some(subject) = subject && let Some(key) = key {
+                    let field = IndexField {
+                        key: key.to_owned(),
+                        label: label.map(String::from),
+                    };
+                    results.insert(subject.to_owned(), field);
+                }
+            }
+        }
+        results
+    }
+
     pub fn build(&mut self) -> error::Result<Ontology> {
         let prefixes = PREFIXES
             .iter()
@@ -211,12 +249,14 @@ SELECT DISTINCT ?class ?subject ?label ?comment ?read_only {
         let iri_info = Self::iri_information(&mut dataset);
 
         // Full-text search index field names
-        let mut field_map = HashMap::new();
+        let fields = Self::fields(&dataset);
+
+        let mut indexed_by = HashMap::new();
         for quad in dataset.quads_for_pattern(None, Some(gl::INDEXED_BY_FIELD), None, None) {
             if let NamedOrBlankNodeRef::NamedNode(subject) = quad.subject
-                && let TermRef::Literal(literal) = quad.object
+                && let TermRef::NamedNode(field) = quad.object
             {
-                field_map.insert(subject.into_owned(), literal.value().to_string());
+                indexed_by.insert(subject.into_owned(), field.into_owned());
             }
         }
 
@@ -237,7 +277,8 @@ SELECT DISTINCT ?class ?subject ?label ?comment ?read_only {
             dataset,
             prefixes,
             iri_info,
-            field_map,
+            fields,
+            indexed_by,
             catalog_ids,
         })
     }
@@ -251,11 +292,18 @@ pub struct IriInformation {
     pub read_only: bool,
 }
 
+#[derive(Clone, Debug)]
+pub struct IndexField {
+    pub key: String,
+    pub label: Option<String>,
+}
+
 pub struct Ontology {
     dataset: Dataset,
     prefixes: HashMap<String, String>,
     iri_info: HashMap<NamedNode, IriInformation>,
-    field_map: HashMap<NamedNode, String>,
+    fields: HashMap<NamedNode, IndexField>,
+    indexed_by: HashMap<NamedNode, NamedNode>,
     catalog_ids: HashMap<NamedNode, u64>,
 }
 
@@ -324,8 +372,9 @@ impl Ontology {
             .map(|base| NamedNode::new_unchecked(format!("{base}{name}")))
     }
 
-    pub fn field_name(&self, property: &NamedNode) -> Option<&String> {
+    pub fn field_for_property(&self, property: &NamedNode) -> Option<&IndexField> {
-        self.field_map.get(property)
+        self.indexed_by.get(property)
+            .and_then(|node| self.fields.get(node))
     }
 
     pub fn catalog_id(&self, class: &NamedNode) -> Option<u64> {
@@ -435,4 +484,4 @@ SELECT ?class {{
             None
         }
     }
-}
+}

publish/src/rdf/vocab.rs

@@ -10,6 +10,9 @@ pub mod gl {
 
     pub const ENTITY: NamedNodeRef =
         NamedNodeRef::new_unchecked("https://graphofliberty.org/2026/04/ont/Entity");
+
+    pub const INDEX_FIELD: NamedNodeRef =
+        NamedNodeRef::new_unchecked("https://graphofliberty.org/2026/04/ont/IndexField");
 }
 
 pub mod owl {