[1.8.0] Allow conflicting routes (#114)

* PreventAccessFromTenantDomains middleware

* Apply fixes from StyleCI

* Install command

* Switch order of middleware

* Apply middleware to $middleware instead of web, fix tests

* Apply fixes from StyleCI

* Fix tests

* Fix tests

* wip

* wip

src/Middleware/PreventAccessFromTenantDomains.php

@@ -0,0 +1,27 @@
+<?php
+
+namespace Stancl\Tenancy\Middleware;
+
+use Closure;
+
+class PreventAccessFromTenantDomains
+{
+    /**
+     * Handle an incoming request.
+     *
+     * @param  \Illuminate\Http\Request  $request
+     * @param  \Closure  $next
+     * @return mixed
+     */
+    public function handle($request, Closure $next)
+    {
+        // If the domain is not in exempt domains, it's a tenant domain.
+        // Tenant domains can't have routes without tenancy middleware.
+        if (! \in_array(request()->getHost(), config('tenancy.exempt_domains')) &&
+            ! \in_array('tenancy', request()->route()->middleware())) {
+            abort(404);
+        }
+
+        return $next($request);
+    }
+}