.

publish/src/app.rs

@@ -70,6 +70,7 @@ pub(crate) enum Message {
     NavigateBack,
     NavigateForward,
     ResetState,
+    SetReadOnly(bool),
 }
 
 #[derive(Default, Debug, Clone)]
@@ -103,6 +104,7 @@ pub(crate) struct Publisher {
     url_input_valid: bool,
     navigator: Navigator<Url>,
     document: RdfSource<KeyedDataset<RowState>>,
+    show_read_only: bool,
     hovered_row: Option<QuadKey>,
     search_state: Option<SearchState>,
     index: SearchIndex,
@@ -161,6 +163,7 @@ impl Publisher {
                 url_input_valid: true,
                 navigator,
                 document,
+                show_read_only: false,
                 hovered_row: None,
                 search_state: None,
                 index,
@@ -278,11 +281,12 @@ impl Publisher {
                 self.url_input = value;
             }
             Message::URLInputSubmitted => {
-                let url = Url::parse(&self.url_input).expect("Invalid URL");
-                if &url != self.navigator.current() {
-                    self.navigator.goto(url.clone());
+                if let Ok(url) = Url::parse(&self.url_input) {
+                    if &url != self.navigator.current() {
+                        self.navigator.goto(url.clone());
+                    }
+                    task = Task::done(Message::NavigateTo(url));
                 }
-                task = Task::done(Message::NavigateTo(url));
             }
             Message::NavigateTo(url) => {
                 task = Task::done(Message::DeleteAllRows)
@@ -609,6 +613,9 @@ impl Publisher {
                 task = Task::done(Message::URLInputChanged(url.to_string()))
                     .chain(Task::done(Message::NavigateTo(url)));
             }
+            Message::SetReadOnly(value) => {
+                self.show_read_only = value;
+            }
             _ => {}
         }
         task
@@ -883,6 +890,7 @@ impl Publisher {
             .document
             .dataset()
             .iter_both()
+            .filter(|(_, _, state)| self.show_read_only || !state.read_only)
             .map(|(key, quad, state)| self.view_row(key, quad, state))
             .collect();
 
@@ -901,6 +909,15 @@ impl Publisher {
             save_button_base
         };
 
+        let read_only_toggle = toggler(self.show_read_only)
+            .on_toggle(Message::SetReadOnly);
+
+        let footer = row![
+            space::horizontal(),
+            text("Show Read Only Triples"),
+            read_only_toggle
+        ];
+
         let content = navigation_area(column![
             row![
                 reindex_ontology_button,
@@ -912,6 +929,7 @@ impl Publisher {
             ],
             scrollable(body),
             space::vertical(),
+            footer,
         ])
             .on_back_click(Message::NavigateBack)
             .on_forward_click(Message::NavigateForward);

publish/src/rdf/term_helper.rs

@@ -15,7 +15,8 @@ impl<'a> TermHelper<'a> {
         match self.term.as_ref() {
             TermRef::Literal(literal) => literal.value(),
             TermRef::NamedNode(node) => node.as_str(),
-            _ => unimplemented!(),
+            TermRef::BlankNode(node) => node.as_str(),
+            TermRef::Triple(_) => "«triple»",
         }
     }
 
@@ -162,6 +163,7 @@ impl<'a> TermHelperMut<'a> {
                 *self.term = Term::Literal(new_literal)
             }
             TermRef::NamedNode(_) => *self.term = Term::NamedNode(NamedNode::new_unchecked(value)),
+            TermRef::BlankNode(_) => *self.term = Term::NamedNode(NamedNode::new_unchecked(value)),
             _ => unimplemented!(),
         }
     }