check for WebID

Author: Alain Bourgeois

package-lock.json

@@ -69,7 +69,7 @@
     "meeting-pane": "^3.0.1",
     "mime-types": "^3.0.2",
     "pane-registry": "^3.0.1",
-    "profile-pane": "^3.1.0",
+    "profile-pane": "^3.1.1",
     "solid-namespace": "^0.5.4",
     "source-pane": "^3.0.1"
   },
@@ -107,13 +107,13 @@
     "rdflib": "^2.3.5",
     "react": "^19.2.4",
     "react-dom": "^19.2.4",
-    "solid-logic": "^4.0.2",
+    "solid-logic": "^4.0.3",
     "solid-ui": "^3.0.4",
     "style-loader": "^4.0.0",
     "ts-jest": "^29.4.6",
     "ts-loader": "^9.5.4",
     "typescript": "^5.9.3",
-    "webpack": "^5.105.1",
+    "webpack": "^5.105.2",
     "webpack-cli": "^6.0.1",
     "webpack-dev-server": "^5.2.3"
   }

package.json

@@ -6,7 +6,7 @@ export async function generateHomepage (
   store: IndexedFormula,
   fetcher: Fetcher
 ): Promise<HTMLElement> {
-  const ownersProfile = await loadProfile(subject, fetcher)
+  const ownersProfile = await loadProfile(subject, store, fetcher)
   const name = getName(store, ownersProfile)
 
   const wrapper = document.createElement('div')
@@ -54,13 +54,36 @@ function createTitle (uri: string, name: string): HTMLElement {
 
 async function loadProfile (
   subject: NamedNode,
+  store: IndexedFormula,
   fetcher: Fetcher
 ): Promise<NamedNode> {
   const pod = subject.site().uri
   // TODO: This is a hack - we cannot assume that the profile is at this document, but we will live with it for now
   const webId = sym(`${pod}profile/card#me`)
-  await fetcher.load(webId)
-  return webId
+  try {
+    await fetcher.load(webId)
+    return webId
+  } catch (err) {
+    // Fall back to pod root and any discovered profile links.
+  }
+
+  try {
+    await fetcher.load(subject)
+  } catch (err) {
+    return subject
+  }
+
+  const primaryTopic = store.any(subject, ns.foaf('primaryTopic'), null, subject.doc())
+  if (primaryTopic && primaryTopic.termType === 'NamedNode') {
+    try {
+      await fetcher.load(primaryTopic as NamedNode)
+      return primaryTopic as NamedNode
+    } catch (err) {
+      return subject
+    }
+  }
+
+  return subject
 }
 
 function getName (store: IndexedFormula, ownersProfile: NamedNode): string {