Update

lib/nulla_web/controllers/generic/nodeinfo_json.ex

@@ -0,0 +1,52 @@
+defmodule NullaWeb.Generic.NodeinfoJSON do
+  @doc """
+  Renders a nodeinfo.
+  """
+  def index(url) do
+    Jason.OrderedObject.new(
+      links: [
+        Jason.OrderedObject.new(
+          rel: "http://nodeinfo.diaspora.software/ns/schema/2.0",
+          href: "#{url}/nodeinfo/2.0"
+        )
+      ]
+    )
+  end
+
+  @doc """
+  Renders a nodeinfo.
+  """
+  def show(version, users, instance) do
+    Jason.OrderedObject.new(
+      version: "2.0",
+      software:
+        Jason.OrderedObject.new(
+          name: "nulla",
+          version: version
+        ),
+      protocols: [
+        "activitypub"
+      ],
+      services:
+        Jason.OrderedObject.new(
+          outbound: [],
+          inbound: []
+        ),
+      usage:
+        Jason.OrderedObject.new(
+          users:
+            Jason.OrderedObject.new(
+              total: users.total,
+              activeMonth: users.month,
+              activeHalfyear: users.halfyear
+            )
+        ),
+      openRegistrations: instance.registration,
+      metadata:
+        Jason.OrderedObject.new(
+          nodeName: instance.name,
+          nodeDescription: instance.description
+        )
+    )
+  end
+end