Add ActivityPub components, routes, handlers

hostmeta.go

@@ -0,0 +1,19 @@
+package writefreely
+
+import (
+	"fmt"
+	"net/http"
+)
+
+func handleViewHostMeta(app *app, w http.ResponseWriter, r *http.Request) error {
+	w.Header().Set("Server", serverSoftware)
+	w.Header().Set("Content-Type", "application/xrd+xml; charset=utf-8")
+
+	meta := `<?xml version="1.0" encoding="UTF-8"?>
+<XRD xmlns="http://docs.oasis-open.org/ns/xri/xrd-1.0">
+  <Link rel="lrdd" type="application/xrd+xml" template="https://` + r.Host + `/.well-known/webfinger?resource={uri}"/>
+</XRD>`
+	fmt.Fprintf(w, meta)
+
+	return nil
+}