[MAILER][WRAPPER] Add mailer wrapper that respects the configuration

src/Core/DB/DefaultSettings.php

@@ -51,6 +51,7 @@ abstract class DefaultSettings
                 'detect_language'      => true,
                 'languages'            => I18n::getAllLanguages(),
                 'email'                => $_ENV['SERVER_ADMIN'] ?? $_ENV['SOCIAL_ADMIN_EMAIL'] ?? null,
+                'use_email'            => false, // TODO
                 'recovery_disclose'    => false, // Whether to not say that we found the email in the database, when asking for recovery
                 'timezone'             => 'UTC',
                 'brought_by'           => null,

src/Core/GNUsocial.php

@@ -47,7 +47,9 @@ use App\Core\DB\DefaultSettings;
 use App\Core\I18n\I18n;
 use App\Core\Queue\Queue;
 use App\Core\Router\Router;
+use App\Util\Common;
 use Doctrine\ORM\EntityManagerInterface;
+use Exception;
 use Psr\Log\LoggerInterface;
 use Symfony\Component\Console\Event\ConsoleCommandEvent;
 use Symfony\Component\EventDispatcher\EventDispatcherInterface;
@@ -119,6 +121,16 @@ class GNUsocial implements EventSubscriberInterface
         Security::setHelper($this->security);
 
         DefaultSettings::setDefaults();
+
+        // TODO use configuration properly
+        try {
+            if (Common::config('site', 'use_email')) {
+                Mailer::setMailer($this->containen->get('mailer'));
+            }
+        } catch (Exception $e) {
+            // Table doesn't exist yet
+        }
+
         Cache::setupCache();
         ModulesManager::loadModules();
     }

src/Core/Mailer.php

@@ -0,0 +1,52 @@
+<?php
+
+// {{{ License
+
+// This file is part of GNU social - https://www.gnu.org/software/social
+//
+// GNU social is free software: you can redistribute it and/or modify
+// it under the terms of the GNU Affero General Public License as published by
+// the Free Software Foundation, either version 3 of the License, or
+// (at your option) any later version.
+//
+// GNU social is distributed in the hope that it will be useful,
+// but WITHOUT ANY WARRANTY; without even the implied warranty of
+// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+// GNU Affero General Public License for more details.
+//
+// You should have received a copy of the GNU Affero General Public License
+// along with GNU social.  If not, see <http://www.gnu.org/licenses/>.
+
+// }}}
+
+/**
+ * Mailer wrapper
+ *
+ * @package  GNUsocial
+ * @category Wrapper
+ *
+ * @author    Hugo Sales <hugo@fc.up.pt>
+ * @copyright 2020 Free Software Foundation, Inc http://www.fsf.org
+ * @license   https://www.gnu.org/licenses/agpl.html GNU AGPL v3 or later
+ */
+
+namespace App\Core;
+
+use App\Util\Common;
+use Symfony\Component\Mailer\MailerInterface;
+
+abstract class Mailer
+{
+    private MailerInterface $mailer;
+    public static function setMailer($m)
+    {
+        $this->mailer = $m;
+    }
+
+    public static function __callStatic(string $method, array $args)
+    {
+        if (Common::config('site', 'use_email')) {
+            return $this->{$method}(...$args);
+        }
+    }
+}