add nova

nova/src/AuthorizesRequests.php

@@ -0,0 +1,39 @@
+<?php
+
+namespace Laravel\Nova;
+
+trait AuthorizesRequests
+{
+    /**
+     * The callback that should be used to authenticate Nova users.
+     *
+     * @var (\Closure(\Illuminate\Http\Request):(bool))|null
+     */
+    public static $authUsing;
+
+    /**
+     * Register the Nova authentication callback.
+     *
+     * @param  \Closure(\Illuminate\Http\Request):bool  $callback
+     * @return static
+     */
+    public static function auth($callback)
+    {
+        static::$authUsing = $callback;
+
+        return new static;
+    }
+
+    /**
+     * Determine if the given request can access the Nova dashboard.
+     *
+     * @param  \Illuminate\Http\Request  $request
+     * @return bool
+     */
+    public static function check($request)
+    {
+        return (static::$authUsing ?: function () {
+            return app()->environment('local');
+        })($request);
+    }
+}