Lots of new code for importer and some preferences.

app/Http/Controllers/Admin/UserController.php

@@ -14,8 +14,11 @@ namespace FireflyIII\Http\Controllers\Admin;
 
 use FireflyIII\Http\Controllers\Controller;
 use FireflyIII\Repositories\User\UserRepositoryInterface;
+use FireflyIII\Support\Facades\FireflyConfig;
 use FireflyIII\User;
+use Illuminate\Http\Request;
 use Preferences;
+use Session;
 
 /**
  * Class UserController
@@ -24,8 +27,29 @@ use Preferences;
  */
 class UserController extends Controller
 {
+
+    /**
+     * @return \Illuminate\Contracts\View\Factory|\Illuminate\View\View
+     */
+    public function domains()
+    {
+
+        $title         = strval(trans('firefly.administration'));
+        $mainTitleIcon = 'fa-hand-spock-o';
+        $subTitle      = strval(trans('firefly.blocked_domains'));
+        $subTitleIcon  = 'fa-users';
+        $domains       = FireflyConfig::get('blocked-domains', [])->data;
+
+        // known domains
+        $knownDomains = $this->getKnownDomains();
+
+        return view('admin.users.domains', compact('title', 'mainTitleIcon', 'knownDomains', 'subTitle', 'subTitleIcon', 'domains'));
+    }
+
     /**
      * @param UserRepositoryInterface $repository
+     *
+     * @return \Illuminate\Contracts\View\Factory|\Illuminate\View\View
      */
     public function index(UserRepositoryInterface $repository)
     {
@@ -61,4 +85,92 @@ class UserController extends Controller
 
     }
 
+    /**
+     * @param Request $request
+     *
+     * @return \Illuminate\Http\RedirectResponse|\Illuminate\Routing\Redirector
+     */
+    public function manual(Request $request)
+    {
+        if (strlen($request->get('domain')) === 0) {
+            Session::flash('error', trans('firefly.no_domain_filled_in'));
+
+            return redirect(route('admin.users.domains'));
+        }
+
+        $domain  = $request->get('domain');
+        $blocked = FireflyConfig::get('blocked-domains', [])->data;
+
+        if (in_array($domain, $blocked)) {
+            Session::flash('error', trans('firefly.domain_already_blocked', ['domain' => $domain]));
+
+            return redirect(route('admin.users.domains'));
+        }
+        $blocked[] = $domain;
+        FireflyConfig::set('blocked-domains', $blocked);
+
+        Session::flash('success', trans('firefly.domain_is_now_blocked', ['domain' => $domain]));
+        return redirect(route('admin.users.domains'));
+    }
+
+    /**
+     * @param string $domain
+     *
+     * @return \Illuminate\Http\RedirectResponse|\Illuminate\Routing\Redirector
+     */
+    public function toggleDomain(string $domain)
+    {
+        $blocked = FireflyConfig::get('blocked-domains', [])->data;
+
+        if (in_array($domain, $blocked)) {
+            $key = array_search($domain, $blocked);
+            unset($blocked[$key]);
+            sort($blocked);
+
+            FireflyConfig::set('blocked-domains', $blocked);
+            Session::flash('message', trans('firefly.domain_now_unblocked', ['domain' => $domain]));
+
+
+            return redirect(route('admin.users.domains'));
+
+        }
+
+        $blocked[] = $domain;
+
+        FireflyConfig::set('blocked-domains', $blocked);
+        Session::flash('message', trans('firefly.domain_now_blocked', ['domain' => $domain]));
+
+        return redirect(route('admin.users.domains'));
+    }
+
+    /**
+     * @return array
+     */
+    private function getKnownDomains(): array
+    {
+        $users    = User::get();
+        $set      = [];
+        $filtered = [];
+        /** @var User $user */
+        foreach ($users as $user) {
+            $email  = $user->email;
+            $parts  = explode('@', $email);
+            $domain = $parts[1];
+            $set[]  = $domain;
+        }
+        $set = array_unique($set);
+        // filter for already banned domains:
+        $blocked = FireflyConfig::get('blocked-domains', [])->data;
+
+        foreach ($set as $domain) {
+            // in the block array? ignore it.
+            if (!in_array($domain, $blocked)) {
+                $filtered[] = $domain;
+            }
+        }
+        asort($filtered);
+
+        return $filtered;
+    }
+
 }

app/Http/breadcrumbs.php

@@ -96,6 +96,23 @@ Breadcrumbs::register(
 }
 );
 
+/**
+ * ADMIN
+ */
+Breadcrumbs::register(
+    'admin.index', function (BreadCrumbGenerator $breadcrumbs) {
+    $breadcrumbs->parent('home');
+    $breadcrumbs->push(trans('firefly.administration'), route('admin.index'));
+}
+);
+
+Breadcrumbs::register(
+    'admin.users', function (BreadCrumbGenerator $breadcrumbs) {
+    $breadcrumbs->parent('admin.index');
+    $breadcrumbs->push(trans('firefly.list_all_users'), route('admin.users'));
+}
+);
+
 /**
  * ATTACHMENTS
  */

app/Http/routes.php

@@ -424,6 +424,10 @@ Route::group(
 
     // user manager
     Route::get('/admin/users', ['uses' => 'Admin\UserController@index', 'as' => 'admin.users']);
+    Route::get('/admin/users/domains', ['uses' => 'Admin\UserController@domains', 'as' => 'admin.users.domains']);
+    Route::get('/admin/users/domains/toggle/{domain}', ['uses' => 'Admin\UserController@toggleDomain', 'as' => 'admin.users.domains.block-toggle']);
+
+    Route::post('/admin/users/domains/manual', ['uses' => 'Admin\UserController@manual', 'as' => 'admin.users.domains.manual']);
 
 }
 );