Force PLA to not allow guests viewing the site, and thus requiring a login.

This should close #288

app/Http/Middleware/AllowAnonymous.php

@@ -0,0 +1,26 @@
+<?php
+
+namespace App\Http\Middleware;
+
+use Closure;
+use Illuminate\Http\Request;
+use Illuminate\Support\Facades\Cookie;
+
+class AllowAnonymous
+{
+	/**
+	 * Handle an incoming request.
+	 *
+	 * @param \Illuminate\Http\Request $request
+	 * @param \Closure(\Illuminate\Http\Request): (\Illuminate\Http\Response|\Illuminate\Http\RedirectResponse) $next
+	 * @return \Illuminate\Http\Response|\Illuminate\Http\RedirectResponse
+	 */
+	public function handle(Request $request,Closure $next): mixed
+	{
+		if (((! Cookie::has('username_encrypt')) || (! Cookie::has('password_encrypt'))) && (! config('pla.allow_guest',FALSE)))
+			return redirect()
+				->to('/login');
+
+		return $next($request);
+	}
+}