diff --git a/app/Controllers/AdminController.php b/app/Controllers/AdminController.php
index d1fdf8c..dae2164 100644
--- a/app/Controllers/AdminController.php
+++ b/app/Controllers/AdminController.php
@@ -1,5 +1,25 @@
 <?php
 
+/*
+ * @copyright Copyright (c) 2019 Sergio Brighenti <sergio@brighenti.me>
+ *
+ * @author Sergio Brighenti <sergio@brighenti.me>
+ *
+ * @license AGPL-3.0
+ *
+ * This code is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU Affero General Public License, version 3,
+ * as published by the Free Software Foundation.
+ *
+ * This program 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, version 3,
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>
+ */
+
 namespace App\Controllers;
 
 use League\Flysystem\FileNotFoundException;
@@ -34,7 +54,7 @@ class AdminController extends Controller
             $totalSize += $filesystem->getSize($media->storage_path);
         }
 
-        return view()->render($response, 'dashboard/system.twig', [
+        return view()->render($response, 'dashboard/system.twig', array(
             'usersCount'          => $usersCount,
             'mediasCount'         => $mediasCount,
             'orphanFilesCount'    => $orphanFilesCount,
@@ -43,7 +63,7 @@ class AdminController extends Controller
             'upload_max_filesize' => ini_get('upload_max_filesize'),
             'installed_lang'      => $this->lang->getList(),
             'forced_lang'         => $request->getAttribute('forced_lang'),
-        ]);
+        ));
     }
 
     /**
@@ -69,7 +89,7 @@ class AdminController extends Controller
 
         $this->database->query('DELETE FROM `uploads` WHERE `user_id` IS NULL');
 
-        $this->session->alert(lang('deleted_orphans', [$deleted]));
+        $this->session->alert(lang('deleted_orphans', array($deleted)));
 
         return redirect($response, route('system'));
     }
@@ -92,7 +112,7 @@ class AdminController extends Controller
             $this->database->query('DELETE FROM `settings` WHERE `key` = \'lang\'');
         }
 
-        $this->session->alert(lang('lang_set', [param($request, 'lang')]));
+        $this->session->alert(lang('lang_set', array(param($request, 'lang'))));
 
         return redirect($response, route('system'));
     }
diff --git a/app/Controllers/ClientController.php b/app/Controllers/ClientController.php
index 18e9d4e..9ef1351 100644
--- a/app/Controllers/ClientController.php
+++ b/app/Controllers/ClientController.php
@@ -1,5 +1,25 @@
 <?php
 
+/*
+ * @copyright Copyright (c) 2019 Sergio Brighenti <sergio@brighenti.me>
+ *
+ * @author Sergio Brighenti <sergio@brighenti.me>
+ *
+ * @license AGPL-3.0
+ *
+ * This code is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU Affero General Public License, version 3,
+ * as published by the Free Software Foundation.
+ *
+ * This program 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, version 3,
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>
+ */
+
 namespace App\Controllers;
 
 use Psr\Http\Message\ResponseInterface as Response;
@@ -29,19 +49,19 @@ class ClientController extends Controller
             return redirect($response, $request->getHeaderLine('Referer'));
         }
 
-        $json = [
+        $json = array(
             'DestinationType' => 'ImageUploader, TextUploader, FileUploader',
             'RequestURL'      => route('upload'),
             'FileFormName'    => 'upload',
-            'Arguments'       => [
+            'Arguments'       => array(
                 'file'  => '$filename$',
                 'text'  => '$input$',
                 'token' => $user->token,
-            ],
+            ),
             'URL'          => '$json:url$',
             'ThumbnailURL' => '$json:url$/raw',
             'DeletionURL'  => '$json:url$/delete/'.$user->token,
-        ];
+        );
 
         return json($response, $json, 200, JSON_UNESCAPED_SLASHES | JSON_PRETTY_PRINT)
             ->withHeader('Content-Disposition', 'attachment;filename="'.$user->username.'-ShareX.sxcu"');
@@ -72,11 +92,11 @@ class ClientController extends Controller
 
         return view()->render($response->withHeader('Content-Disposition', 'attachment;filename="xbackbone_uploader_'.$user->username.'.sh"'),
             'scripts/xbackbone_uploader.sh.twig',
-            [
+            array(
                 'username'   => $user->username,
                 'upload_url' => route('upload'),
                 'token'      => $user->token,
-            ]
+            )
         );
     }
 }
diff --git a/app/Controllers/Controller.php b/app/Controllers/Controller.php
index e9c67c1..827e0e5 100644
--- a/app/Controllers/Controller.php
+++ b/app/Controllers/Controller.php
@@ -1,5 +1,25 @@
 <?php
 
+/*
+ * @copyright Copyright (c) 2019 Sergio Brighenti <sergio@brighenti.me>
+ *
+ * @author Sergio Brighenti <sergio@brighenti.me>
+ *
+ * @license AGPL-3.0
+ *
+ * This code is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU Affero General Public License, version 3,
+ * as published by the Free Software Foundation.
+ *
+ * This program 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, version 3,
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>
+ */
+
 namespace App\Controllers;
 
 use App\Database\DB;
@@ -66,7 +86,7 @@ abstract class Controller
             try {
                 $totalSize += $filesystem->getSize($media->storage_path);
             } catch (FileNotFoundException $e) {
-                $this->logger->error('Error calculating file size', ['exception' => $e]);
+                $this->logger->error('Error calculating file size', array('exception' => $e));
             }
         }
 
diff --git a/app/Controllers/DashboardController.php b/app/Controllers/DashboardController.php
index 47bcb00..937e16e 100644
--- a/app/Controllers/DashboardController.php
+++ b/app/Controllers/DashboardController.php
@@ -1,5 +1,25 @@
 <?php
 
+/*
+ * @copyright Copyright (c) 2019 Sergio Brighenti <sergio@brighenti.me>
+ *
+ * @author Sergio Brighenti <sergio@brighenti.me>
+ *
+ * @license AGPL-3.0
+ *
+ * This code is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU Affero General Public License, version 3,
+ * as published by the Free Software Foundation.
+ *
+ * This program 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, version 3,
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>
+ */
+
 namespace App\Controllers;
 
 use App\Database\Queries\MediaQuery;
@@ -63,12 +83,12 @@ class DashboardController extends Controller
         return view()->render(
             $response,
             ($this->session->get('admin', false) && $this->session->get('gallery_view', true)) ? 'dashboard/list.twig' : 'dashboard/grid.twig',
-            [
+            array(
                 'medias'       => $query->getMedia(),
                 'next'         => $page < floor($query->getPages()),
                 'previous'     => $page >= 1,
                 'current_page' => ++$page,
-            ]
+            )
         );
     }
 
diff --git a/app/Controllers/LoginController.php b/app/Controllers/LoginController.php
index 487aa98..4126207 100644
--- a/app/Controllers/LoginController.php
+++ b/app/Controllers/LoginController.php
@@ -1,5 +1,25 @@
 <?php
 
+/*
+ * @copyright Copyright (c) 2019 Sergio Brighenti <sergio@brighenti.me>
+ *
+ * @author Sergio Brighenti <sergio@brighenti.me>
+ *
+ * @license AGPL-3.0
+ *
+ * This code is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU Affero General Public License, version 3,
+ * as published by the Free Software Foundation.
+ *
+ * This program 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, version 3,
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>
+ */
+
 namespace App\Controllers;
 
 use Psr\Http\Message\ResponseInterface as Response;
@@ -36,7 +56,7 @@ class LoginController extends Controller
     public function login(Request $request, Response $response): Response
     {
         $username = param($request, 'username');
-        $result = $this->database->query('SELECT `id`, `email`, `username`, `password`,`is_admin`, `active` FROM `users` WHERE `username` = ? OR `email` = ? LIMIT 1', [$username, $username])->fetch();
+        $result = $this->database->query('SELECT `id`, `email`, `username`, `password`,`is_admin`, `active` FROM `users` WHERE `username` = ? OR `email` = ? LIMIT 1', array($username, $username))->fetch();
 
         if (!$result || !password_verify(param($request, 'password'), $result->password)) {
             $this->session->alert(lang('bad_login'), 'danger');
@@ -62,7 +82,7 @@ class LoginController extends Controller
         $this->session->set('admin', $result->is_admin);
         $this->session->set('used_space', humanFileSize($this->getUsedSpaceByUser($result->id)));
 
-        $this->session->alert(lang('welcome', [$result->username]), 'info');
+        $this->session->alert(lang('welcome', array($result->username)), 'info');
         $this->logger->info("User $result->username logged in.");
 
         if (param($request, 'remember') === 'on') {
@@ -70,22 +90,22 @@ class LoginController extends Controller
             $token = bin2hex(random_bytes(32));
             $expire = time() + 604800; // a week
 
-            $this->database->query('UPDATE `users` SET `remember_selector`=?, `remember_token`=?, `remember_expire`=? WHERE `id`=?', [
+            $this->database->query('UPDATE `users` SET `remember_selector`=?, `remember_token`=?, `remember_expire`=? WHERE `id`=?', array(
                 $selector,
                 password_hash($token, PASSWORD_DEFAULT),
                 date('Y-m-d\TH:i:s', $expire),
                 $result->id,
-            ]);
+            ));
 
             // Workaround for php <= 7.3
             if (PHP_VERSION_ID < 70300) {
                 setcookie('remember', "{$selector}:{$token}", $expire, '; SameSite=Lax', '', false, true);
             } else {
-                setcookie('remember', "{$selector}:{$token}", [
+                setcookie('remember', "{$selector}:{$token}", array(
                     'expires'  => $expire,
                     'httponly' => true,
                     'samesite' => 'Lax',
-                ]);
+                ));
             }
         }
 
diff --git a/app/Controllers/MediaController.php b/app/Controllers/MediaController.php
index b93ba3d..68c5ed1 100644
--- a/app/Controllers/MediaController.php
+++ b/app/Controllers/MediaController.php
@@ -1,5 +1,25 @@
 <?php
 
+/*
+ * @copyright Copyright (c) 2019 Sergio Brighenti <sergio@brighenti.me>
+ *
+ * @author Sergio Brighenti <sergio@brighenti.me>
+ *
+ * @license AGPL-3.0
+ *
+ * This code is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU Affero General Public License, version 3,
+ * as published by the Free Software Foundation.
+ *
+ * This program 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, version 3,
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>
+ */
+
 namespace App\Controllers;
 
 use GuzzleHttp\Psr7\Stream;
@@ -66,12 +86,12 @@ class MediaController extends Controller
             throw new HttpNotFoundException($request);
         }
 
-        return view()->render($response, 'upload/public.twig', [
+        return view()->render($response, 'upload/public.twig', array(
             'delete_token' => $token,
             'media'        => $media,
             'type'         => $type,
             'url'          => urlFor("/{$userCode}/{$mediaCode}"),
-        ]);
+        ));
     }
 
     /**
@@ -159,14 +179,14 @@ class MediaController extends Controller
         if ($this->session->get('admin')) {
             $media = $this->database->query('SELECT * FROM `uploads` WHERE `id` = ? LIMIT 1', $id)->fetch();
         } else {
-            $media = $this->database->query('SELECT * FROM `uploads` WHERE `id` = ? AND `user_id` = ? LIMIT 1', [$id, $this->session->get('user_id')])->fetch();
+            $media = $this->database->query('SELECT * FROM `uploads` WHERE `id` = ? AND `user_id` = ? LIMIT 1', array($id, $this->session->get('user_id')))->fetch();
         }
 
         if (!$media) {
             throw new HttpNotFoundException($request);
         }
 
-        $this->database->query('UPDATE `uploads` SET `published`=? WHERE `id`=?', [$media->published ? 0 : 1, $media->id]);
+        $this->database->query('UPDATE `uploads` SET `published`=? WHERE `id`=?', array($media->published ? 0 : 1, $media->id));
 
         return $response;
     }
@@ -191,7 +211,7 @@ class MediaController extends Controller
 
         if ($this->session->get('admin', false) || $media->user_id === $this->session->get('user_id')) {
             $this->deleteMedia($request, $media->storage_path, $id);
-            $this->logger->info('User '.$this->session->get('username').' deleted a media.', [$id]);
+            $this->logger->info('User '.$this->session->get('username').' deleted a media.', array($id));
             $this->session->set('used_space', humanFileSize($this->getUsedSpaceByUser($this->session->get('user_id'))));
         } else {
             throw new HttpUnauthorizedException($request);
@@ -240,7 +260,7 @@ class MediaController extends Controller
 
         if ($this->session->get('admin', false) || $user->id === $media->user_id) {
             $this->deleteMedia($request, $media->storage_path, $media->mediaId);
-            $this->logger->info('User '.$user->username.' deleted a media via token.', [$media->mediaId]);
+            $this->logger->info('User '.$user->username.' deleted a media via token.', array($media->mediaId));
         } else {
             throw new HttpUnauthorizedException($request);
         }
@@ -276,10 +296,10 @@ class MediaController extends Controller
     {
         $mediaCode = pathinfo($mediaCode)['filename'];
 
-        $media = $this->database->query('SELECT `uploads`.*, `users`.*, `users`.`id` AS `userId`, `uploads`.`id` AS `mediaId` FROM `uploads` INNER JOIN `users` ON `uploads`.`user_id` = `users`.`id` WHERE `user_code` = ? AND `uploads`.`code` = ? LIMIT 1', [
+        $media = $this->database->query('SELECT `uploads`.*, `users`.*, `users`.`id` AS `userId`, `uploads`.`id` AS `mediaId` FROM `uploads` INNER JOIN `users` ON `uploads`.`user_id` = `users`.`id` WHERE `user_code` = ? AND `uploads`.`code` = ? LIMIT 1', array(
             $userCode,
             $mediaCode,
-        ])->fetch();
+        ))->fetch();
 
         return $media;
     }
@@ -305,7 +325,7 @@ class MediaController extends Controller
         } else {
             $stream = new Stream($storage->readStream($media->storage_path));
 
-            if (!in_array(explode('/', $mime)[0], ['image', 'video', 'audio']) || $disposition === 'attachment') {
+            if (!in_array(explode('/', $mime)[0], array('image', 'video', 'audio')) || $disposition === 'attachment') {
                 return $response->withHeader('Content-Type', $mime)
                     ->withHeader('Content-Disposition', $disposition.'; filename="'.$media->filename.'"')
                     ->withHeader('Content-Length', $stream->getSize())
diff --git a/app/Controllers/ThemeController.php b/app/Controllers/ThemeController.php
index 59fe547..fc83f26 100644
--- a/app/Controllers/ThemeController.php
+++ b/app/Controllers/ThemeController.php
@@ -1,5 +1,25 @@
 <?php
 
+/*
+ * @copyright Copyright (c) 2019 Sergio Brighenti <sergio@brighenti.me>
+ *
+ * @author Sergio Brighenti <sergio@brighenti.me>
+ *
+ * @license AGPL-3.0
+ *
+ * This code is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU Affero General Public License, version 3,
+ * as published by the Free Software Foundation.
+ *
+ * This program 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, version 3,
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>
+ */
+
 namespace App\Controllers;
 
 use Psr\Http\Message\ResponseInterface as Response;
@@ -16,7 +36,7 @@ class ThemeController extends Controller
     {
         $apiJson = json_decode(file_get_contents('https://bootswatch.com/api/4.json'));
 
-        $out = [];
+        $out = array();
 
         $out['Default - Bootstrap 4 default theme'] = 'https://bootswatch.com/_vendor/bootstrap/dist/css/bootstrap.min.css';
         foreach ($apiJson->themes as $theme) {
diff --git a/app/Controllers/UpgradeController.php b/app/Controllers/UpgradeController.php
index 91f338c..f3d9e81 100644
--- a/app/Controllers/UpgradeController.php
+++ b/app/Controllers/UpgradeController.php
@@ -1,5 +1,25 @@
 <?php
 
+/*
+ * @copyright Copyright (c) 2019 Sergio Brighenti <sergio@brighenti.me>
+ *
+ * @author Sergio Brighenti <sergio@brighenti.me>
+ *
+ * @license AGPL-3.0
+ *
+ * This code is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU Affero General Public License, version 3,
+ * as published by the Free Software Foundation.
+ *
+ * This program 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, version 3,
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>
+ */
+
 namespace App\Controllers;
 
 use Psr\Http\Message\ResponseInterface as Response;
@@ -100,11 +120,11 @@ class UpgradeController extends Controller
      */
     public function checkForUpdates(Request $request, Response $response): Response
     {
-        $jsonResponse = [
+        $jsonResponse = array(
             'status'  => null,
             'message' => null,
             'upgrade' => false,
-        ];
+        );
 
         $acceptPrerelease = param($request, 'prerelease', 'false') === 'true';
 
@@ -135,15 +155,15 @@ class UpgradeController extends Controller
 
     protected function getApiJson()
     {
-        $opts = [
-            'http' => [
+        $opts = array(
+            'http' => array(
                 'method' => 'GET',
-                'header' => [
+                'header' => array(
                     'User-Agent: XBackBone-App',
                     'Accept: application/vnd.github.v3+json',
-                ],
-            ],
-        ];
+                ),
+            ),
+        );
 
         $data = @file_get_contents(self::GITHUB_SOURCE_API, false, stream_context_create($opts));
 
diff --git a/app/Controllers/UploadController.php b/app/Controllers/UploadController.php
index d9d365c..227e29a 100644
--- a/app/Controllers/UploadController.php
+++ b/app/Controllers/UploadController.php
@@ -1,5 +1,25 @@
 <?php
 
+/*
+ * @copyright Copyright (c) 2019 Sergio Brighenti <sergio@brighenti.me>
+ *
+ * @author Sergio Brighenti <sergio@brighenti.me>
+ *
+ * @license AGPL-3.0
+ *
+ * This code is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU Affero General Public License, version 3,
+ * as published by the Free Software Foundation.
+ *
+ * This program 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, version 3,
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>
+ */
+
 namespace App\Controllers;
 
 use League\Flysystem\FileExistsException;
@@ -28,9 +48,9 @@ class UploadController extends Controller
             return redirect($response, $request->getHeaderLine('Referer'));
         }
 
-        return view()->render($response, 'upload/web.twig', [
+        return view()->render($response, 'upload/web.twig', array(
             'user' => $user,
-        ]);
+        ));
     }
 
     /**
@@ -43,10 +63,10 @@ class UploadController extends Controller
      */
     public function upload(Request $request, Response $response): Response
     {
-        $json = [
+        $json = array(
             'message' => null,
             'version' => PLATFORM_VERSION,
-        ];
+        );
 
         if ($this->config['maintenance']) {
             $json['message'] = 'Endpoint under maintenance.';
@@ -105,17 +125,17 @@ class UploadController extends Controller
 
         $this->storage->writeStream($storagePath, $file->getStream()->detach());
 
-        $this->database->query('INSERT INTO `uploads`(`user_id`, `code`, `filename`, `storage_path`) VALUES (?, ?, ?, ?)', [
+        $this->database->query('INSERT INTO `uploads`(`user_id`, `code`, `filename`, `storage_path`) VALUES (?, ?, ?, ?)', array(
             $user->id,
             $code,
             $file->getClientFilename(),
             $storagePath,
-        ]);
+        ));
 
         $json['message'] = 'OK.';
         $json['url'] = urlFor("/{$user->user_code}/{$code}.{$fileInfo['extension']}");
 
-        $this->logger->info("User $user->username uploaded new media.", [$this->database->getPdo()->lastInsertId()]);
+        $this->logger->info("User $user->username uploaded new media.", array($this->database->getPdo()->lastInsertId()));
 
         return json($response, $json, 201);
     }
diff --git a/app/Controllers/UserController.php b/app/Controllers/UserController.php
index 4f778f4..0db877c 100644
--- a/app/Controllers/UserController.php
+++ b/app/Controllers/UserController.php
@@ -1,5 +1,25 @@
 <?php
 
+/*
+ * @copyright Copyright (c) 2019 Sergio Brighenti <sergio@brighenti.me>
+ *
+ * @author Sergio Brighenti <sergio@brighenti.me>
+ *
+ * @license AGPL-3.0
+ *
+ * This code is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU Affero General Public License, version 3,
+ * as published by the Free Software Foundation.
+ *
+ * This program 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, version 3,
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>
+ */
+
 namespace App\Controllers;
 
 use Psr\Http\Message\ResponseInterface as Response;
@@ -25,18 +45,18 @@ class UserController extends Controller
     {
         $page = max(0, --$page);
 
-        $users = $this->database->query('SELECT * FROM `users` LIMIT ? OFFSET ?', [self::PER_PAGE, $page * self::PER_PAGE])->fetchAll();
+        $users = $this->database->query('SELECT * FROM `users` LIMIT ? OFFSET ?', array(self::PER_PAGE, $page * self::PER_PAGE))->fetchAll();
 
         $pages = $this->database->query('SELECT COUNT(*) AS `count` FROM `users`')->fetch()->count / self::PER_PAGE;
 
         return view()->render($response,
             'user/index.twig',
-            [
+            array(
                 'users'        => $users,
                 'next'         => $page < floor($pages),
                 'previous'     => $page >= 1,
                 'current_page' => ++$page,
-            ]
+            )
         );
     }
 
@@ -98,7 +118,7 @@ class UserController extends Controller
 
         $token = $this->generateNewToken();
 
-        $this->database->query('INSERT INTO `users`(`email`, `username`, `password`, `is_admin`, `active`, `user_code`, `token`) VALUES (?, ?, ?, ?, ?, ?, ?)', [
+        $this->database->query('INSERT INTO `users`(`email`, `username`, `password`, `is_admin`, `active`, `user_code`, `token`) VALUES (?, ?, ?, ?, ?, ?, ?)', array(
             param($request, 'email'),
             param($request, 'username'),
             password_hash(param($request, 'password'), PASSWORD_DEFAULT),
@@ -106,10 +126,10 @@ class UserController extends Controller
             param($request, 'is_active') !== null ? 1 : 0,
             $userCode,
             $token,
-        ]);
+        ));
 
-        $this->session->alert(lang('user_created', [param($request, 'username')]), 'success');
-        $this->logger->info('User '.$this->session->get('username').' created a new user.', [array_diff_key($request->getParsedBody(), array_flip(['password']))]);
+        $this->session->alert(lang('user_created', array(param($request, 'username'))), 'success');
+        $this->logger->info('User '.$this->session->get('username').' created a new user.', array(array_diff_key($request->getParsedBody(), array_flip(array('password')))));
 
         return redirect($response, route('user.index'));
     }
@@ -131,10 +151,10 @@ class UserController extends Controller
     {
         $user = $this->getUser($request, $id, false);
 
-        return view()->render($response, 'user/edit.twig', [
+        return view()->render($response, 'user/edit.twig', array(
             'profile' => false,
             'user'    => $user,
-        ]);
+        ));
     }
 
     /**
@@ -154,57 +174,57 @@ class UserController extends Controller
         if (param($request, 'email') === null) {
             $this->session->alert(lang('email_required'), 'danger');
 
-            return redirect($response, route('user.edit', ['id' => $id]));
+            return redirect($response, route('user.edit', array('id' => $id)));
         }
 
-        if ($this->database->query('SELECT COUNT(*) AS `count` FROM `users` WHERE `email` = ? AND `email` <> ?', [param($request, 'email'), $user->email])->fetch()->count > 0) {
+        if ($this->database->query('SELECT COUNT(*) AS `count` FROM `users` WHERE `email` = ? AND `email` <> ?', array(param($request, 'email'), $user->email))->fetch()->count > 0) {
             $this->session->alert(lang('email_taken'), 'danger');
 
-            return redirect($response, route('user.edit', ['id' => $id]));
+            return redirect($response, route('user.edit', array('id' => $id)));
         }
 
         if (param($request, 'username') === null) {
             $this->session->alert(lang('username_required'), 'danger');
 
-            return redirect($response, route('user.edit', ['id' => $id]));
+            return redirect($response, route('user.edit', array('id' => $id)));
         }
 
-        if ($this->database->query('SELECT COUNT(*) AS `count` FROM `users` WHERE `username` = ? AND `username` <> ?', [param($request, 'username'), $user->username])->fetch()->count > 0) {
+        if ($this->database->query('SELECT COUNT(*) AS `count` FROM `users` WHERE `username` = ? AND `username` <> ?', array(param($request, 'username'), $user->username))->fetch()->count > 0) {
             $this->session->alert(lang('username_taken'), 'danger');
 
-            return redirect($response, route('user.edit', ['id' => $id]));
+            return redirect($response, route('user.edit', array('id' => $id)));
         }
 
         if ($user->id === $this->session->get('user_id') && param($request, 'is_admin') === null) {
             $this->session->alert(lang('cannot_demote'), 'danger');
 
-            return redirect($response, route('user.edit', ['id' => $id]));
+            return redirect($response, route('user.edit', array('id' => $id)));
         }
 
         if (param($request, 'password') !== null && !empty(param($request, 'password'))) {
-            $this->database->query('UPDATE `users` SET `email`=?, `username`=?, `password`=?, `is_admin`=?, `active`=? WHERE `id` = ?', [
+            $this->database->query('UPDATE `users` SET `email`=?, `username`=?, `password`=?, `is_admin`=?, `active`=? WHERE `id` = ?', array(
                 param($request, 'email'),
                 param($request, 'username'),
                 password_hash(param($request, 'password'), PASSWORD_DEFAULT),
                 param($request, 'is_admin') !== null ? 1 : 0,
                 param($request, 'is_active') !== null ? 1 : 0,
                 $user->id,
-            ]);
+            ));
         } else {
-            $this->database->query('UPDATE `users` SET `email`=?, `username`=?, `is_admin`=?, `active`=? WHERE `id` = ?', [
+            $this->database->query('UPDATE `users` SET `email`=?, `username`=?, `is_admin`=?, `active`=? WHERE `id` = ?', array(
                 param($request, 'email'),
                 param($request, 'username'),
                 param($request, 'is_admin') !== null ? 1 : 0,
                 param($request, 'is_active') !== null ? 1 : 0,
                 $user->id,
-            ]);
+            ));
         }
 
-        $this->session->alert(lang('user_updated', [param($request, 'username')]), 'success');
-        $this->logger->info('User '.$this->session->get('username')." updated $user->id.", [
-            array_diff_key((array) $user, array_flip(['password'])),
-            array_diff_key($request->getParsedBody(), array_flip(['password'])),
-        ]);
+        $this->session->alert(lang('user_updated', array(param($request, 'username'))), 'success');
+        $this->logger->info('User '.$this->session->get('username')." updated $user->id.", array(
+            array_diff_key((array) $user, array_flip(array('password'))),
+            array_diff_key($request->getParsedBody(), array_flip(array('password'))),
+        ));
 
         return redirect($response, route('user.index'));
     }
@@ -253,10 +273,10 @@ class UserController extends Controller
     {
         $user = $this->getUser($request, $this->session->get('user_id'), true);
 
-        return view()->render($response, 'user/edit.twig', [
+        return view()->render($response, 'user/edit.twig', array(
             'profile' => true,
             'user'    => $user,
-        ]);
+        ));
     }
 
     /**
@@ -279,23 +299,23 @@ class UserController extends Controller
 
         $user = $this->getUser($request, $id, true);
 
-        if ($this->database->query('SELECT COUNT(*) AS `count` FROM `users` WHERE `email` = ? AND `email` <> ?', [param($request, 'email'), $user->email])->fetch()->count > 0) {
+        if ($this->database->query('SELECT COUNT(*) AS `count` FROM `users` WHERE `email` = ? AND `email` <> ?', array(param($request, 'email'), $user->email))->fetch()->count > 0) {
             $this->session->alert(lang('email_taken'), 'danger');
 
             return redirect($response, route('profile'));
         }
 
         if (param($request, 'password') !== null && !empty(param($request, 'password'))) {
-            $this->database->query('UPDATE `users` SET `email`=?, `password`=? WHERE `id` = ?', [
+            $this->database->query('UPDATE `users` SET `email`=?, `password`=? WHERE `id` = ?', array(
                 param($request, 'email'),
                 password_hash(param($request, 'password'), PASSWORD_DEFAULT),
                 $user->id,
-            ]);
+            ));
         } else {
-            $this->database->query('UPDATE `users` SET `email`=? WHERE `id` = ?', [
+            $this->database->query('UPDATE `users` SET `email`=? WHERE `id` = ?', array(
                 param($request, 'email'),
                 $user->id,
-            ]);
+            ));
         }
 
         $this->session->alert(lang('profile_updated'), 'success');
@@ -320,10 +340,10 @@ class UserController extends Controller
 
         $token = $this->generateNewToken();
 
-        $this->database->query('UPDATE `users` SET `token`=? WHERE `id` = ?', [
+        $this->database->query('UPDATE `users` SET `token`=? WHERE `id` = ?', array(
             $token,
             $user->id,
-        ]);
+        ));
 
         $this->logger->info('User '.$this->session->get('username')." refreshed token of user $user->id.");
 
diff --git a/app/Database/DB.php b/app/Database/DB.php
index 396e7e4..bcf46b2 100644
--- a/app/Database/DB.php
+++ b/app/Database/DB.php
@@ -1,5 +1,25 @@
 <?php
 
+/*
+ * @copyright Copyright (c) 2019 Sergio Brighenti <sergio@brighenti.me>
+ *
+ * @author Sergio Brighenti <sergio@brighenti.me>
+ *
+ * @license AGPL-3.0
+ *
+ * This code is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU Affero General Public License, version 3,
+ * as published by the Free Software Foundation.
+ *
+ * This program 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, version 3,
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>
+ */
+
 namespace App\Database;
 
 use PDO;
@@ -27,10 +47,10 @@ class DB
         }
     }
 
-    public function query(string $query, $parameters = [])
+    public function query(string $query, $parameters = array())
     {
         if (!is_array($parameters)) {
-            $parameters = [$parameters];
+            $parameters = array($parameters);
         }
         $query = $this->pdo->prepare($query);
 
diff --git a/app/Database/Migrator.php b/app/Database/Migrator.php
index 0c38562..1b3c04c 100644
--- a/app/Database/Migrator.php
+++ b/app/Database/Migrator.php
@@ -1,5 +1,25 @@
 <?php
 
+/*
+ * @copyright Copyright (c) 2019 Sergio Brighenti <sergio@brighenti.me>
+ *
+ * @author Sergio Brighenti <sergio@brighenti.me>
+ *
+ * @license AGPL-3.0
+ *
+ * This code is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU Affero General Public License, version 3,
+ * as published by the Free Software Foundation.
+ *
+ * This program 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, version 3,
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>
+ */
+
 namespace App\Database;
 
 use PDOException;
@@ -79,13 +99,13 @@ class Migrator
             try {
                 $this->db->getPdo()->exec($sql);
                 if (!$exists) {
-                    $this->db->query('INSERT INTO `migrations` VALUES (?,?)', [basename($file), 1]);
+                    $this->db->query('INSERT INTO `migrations` VALUES (?,?)', array(basename($file), 1));
                 } else {
-                    $this->db->query('UPDATE `migrations` SET `migrated`=? WHERE `name`=?', [1, basename($file)]);
+                    $this->db->query('UPDATE `migrations` SET `migrated`=? WHERE `name`=?', array(1, basename($file)));
                 }
             } catch (PDOException $exception) {
                 if (!$exists) {
-                    $this->db->query('INSERT INTO `migrations` VALUES (?,?)', [basename($file), 0]);
+                    $this->db->query('INSERT INTO `migrations` VALUES (?,?)', array(basename($file), 0));
                 }
 
                 throw $exception;
diff --git a/app/Database/Queries/MediaQuery.php b/app/Database/Queries/MediaQuery.php
index 5829b8f..0d16bce 100644
--- a/app/Database/Queries/MediaQuery.php
+++ b/app/Database/Queries/MediaQuery.php
@@ -1,5 +1,25 @@
 <?php
 
+/*
+ * @copyright Copyright (c) 2019 Sergio Brighenti <sergio@brighenti.me>
+ *
+ * @author Sergio Brighenti <sergio@brighenti.me>
+ *
+ * @license AGPL-3.0
+ *
+ * This code is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU Affero General Public License, version 3,
+ * as published by the Free Software Foundation.
+ *
+ * This program 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, version 3,
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>
+ */
+
 namespace App\Database\Queries;
 
 use App\Database\DB;
@@ -112,7 +132,7 @@ class MediaQuery
         }
 
         $orderAndSearch = '';
-        $params = [];
+        $params = array();
 
         if ($this->text !== null) {
             $orderAndSearch = $this->isAdmin ? 'WHERE `uploads`.`filename` LIKE ? ' : 'AND `uploads`.`filename` LIKE ? ';
@@ -133,11 +153,11 @@ class MediaQuery
         $queryMedia = sprintf($queryMedia, $orderAndSearch);
 
         if ($this->isAdmin) {
-            $this->media = $this->db->query($queryMedia, array_merge($params, [self::PER_PAGE_ADMIN, $page * self::PER_PAGE_ADMIN]))->fetchAll();
+            $this->media = $this->db->query($queryMedia, array_merge($params, array(self::PER_PAGE_ADMIN, $page * self::PER_PAGE_ADMIN)))->fetchAll();
             $this->pages = $this->db->query($queryPages, $params)->fetch()->count / self::PER_PAGE_ADMIN;
         } else {
-            $this->media = $this->db->query($queryMedia, array_merge([$this->userId], $params, [self::PER_PAGE, $page * self::PER_PAGE]))->fetchAll();
-            $this->pages = $this->db->query($queryPages, array_merge([$this->userId], $params))->fetch()->count / self::PER_PAGE;
+            $this->media = $this->db->query($queryMedia, array_merge(array($this->userId), $params, array(self::PER_PAGE, $page * self::PER_PAGE)))->fetchAll();
+            $this->pages = $this->db->query($queryPages, array_merge(array($this->userId), $params))->fetch()->count / self::PER_PAGE;
         }
 
         foreach ($this->media as $media) {
@@ -166,7 +186,7 @@ class MediaQuery
             $offset = $page * self::PER_PAGE_ADMIN;
             $limit = self::PER_PAGE_ADMIN;
         } else {
-            $userCode = $this->db->query('SELECT `user_code` FROM `users` WHERE `id` = ?', [$this->userId])->fetch()->user_code;
+            $userCode = $this->db->query('SELECT `user_code` FROM `users` WHERE `id` = ?', array($this->userId))->fetch()->user_code;
             $files = $this->storage->listFiles($userCode);
             $this->pages = count($files) / self::PER_PAGE;
 
@@ -178,9 +198,9 @@ class MediaQuery
 
         if ($this->text !== null) {
             if ($this->isAdmin) {
-                $medias = $this->db->query('SELECT `uploads`.*, `users`.`user_code`, `users`.`username` FROM `uploads` LEFT JOIN `users` ON `uploads`.`user_id` = `users`.`id` WHERE `uploads`.`filename` LIKE ? ', ['%'.htmlentities($this->text).'%'])->fetchAll();
+                $medias = $this->db->query('SELECT `uploads`.*, `users`.`user_code`, `users`.`username` FROM `uploads` LEFT JOIN `users` ON `uploads`.`user_id` = `users`.`id` WHERE `uploads`.`filename` LIKE ? ', array('%'.htmlentities($this->text).'%'))->fetchAll();
             } else {
-                $medias = $this->db->query('SELECT `uploads`.*, `users`.`user_code`, `users`.`username` FROM `uploads` LEFT JOIN `users` ON `uploads`.`user_id` = `users`.`id` WHERE `user_id` = ? AND `uploads`.`filename` LIKE ? ', [$this->userId, '%'.htmlentities($this->text).'%'])->fetchAll();
+                $medias = $this->db->query('SELECT `uploads`.*, `users`.`user_code`, `users`.`username` FROM `uploads` LEFT JOIN `users` ON `uploads`.`user_id` = `users`.`id` WHERE `user_id` = ? AND `uploads`.`filename` LIKE ? ', array($this->userId, '%'.htmlentities($this->text).'%'))->fetchAll();
             }
 
             $paths = array_column($files, 'path');
@@ -196,7 +216,7 @@ class MediaQuery
             $paths[$media->storage_path] = $media;
         }
 
-        $this->media = [];
+        $this->media = array();
         foreach ($files as $file) {
             $media = $paths[$file['path']];
             if (!is_object($media)) {
diff --git a/app/Exceptions/Handlers/AppErrorHandler.php b/app/Exceptions/Handlers/AppErrorHandler.php
index 323e4a7..5e46e34 100644
--- a/app/Exceptions/Handlers/AppErrorHandler.php
+++ b/app/Exceptions/Handlers/AppErrorHandler.php
@@ -1,5 +1,25 @@
 <?php
 
+/*
+ * @copyright Copyright (c) 2019 Sergio Brighenti <sergio@brighenti.me>
+ *
+ * @author Sergio Brighenti <sergio@brighenti.me>
+ *
+ * @license AGPL-3.0
+ *
+ * This code is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU Affero General Public License, version 3,
+ * as published by the Free Software Foundation.
+ *
+ * This program 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, version 3,
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>
+ */
+
 namespace App\Exception\Handlers;
 
 use Slim\Handlers\ErrorHandler;
diff --git a/app/Exceptions/Handlers/Renderers/HtmlErrorRenderer.php b/app/Exceptions/Handlers/Renderers/HtmlErrorRenderer.php
index e1987fc..2731fb2 100644
--- a/app/Exceptions/Handlers/Renderers/HtmlErrorRenderer.php
+++ b/app/Exceptions/Handlers/Renderers/HtmlErrorRenderer.php
@@ -1,5 +1,25 @@
 <?php
 
+/*
+ * @copyright Copyright (c) 2019 Sergio Brighenti <sergio@brighenti.me>
+ *
+ * @author Sergio Brighenti <sergio@brighenti.me>
+ *
+ * @license AGPL-3.0
+ *
+ * This code is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU Affero General Public License, version 3,
+ * as published by the Free Software Foundation.
+ *
+ * This program 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, version 3,
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>
+ */
+
 namespace App\Exception\Handlers\Renderers;
 
 use App\Exceptions\UnderMaintenanceException;
@@ -45,6 +65,6 @@ class HtmlErrorRenderer implements ErrorRendererInterface
             return view()->string('errors/400.twig');
         }
 
-        return view()->string('errors/500.twig', ['exception' => $displayErrorDetails ? $exception : null]);
+        return view()->string('errors/500.twig', array('exception' => $displayErrorDetails ? $exception : null));
     }
 }
diff --git a/app/Exceptions/UnderMaintenanceException.php b/app/Exceptions/UnderMaintenanceException.php
index 741178d..86d4a8b 100644
--- a/app/Exceptions/UnderMaintenanceException.php
+++ b/app/Exceptions/UnderMaintenanceException.php
@@ -1,5 +1,25 @@
 <?php
 
+/*
+ * @copyright Copyright (c) 2019 Sergio Brighenti <sergio@brighenti.me>
+ *
+ * @author Sergio Brighenti <sergio@brighenti.me>
+ *
+ * @license AGPL-3.0
+ *
+ * This code is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU Affero General Public License, version 3,
+ * as published by the Free Software Foundation.
+ *
+ * This program 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, version 3,
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>
+ */
+
 namespace App\Exceptions;
 
 use Slim\Exception\HttpSpecializedException;
diff --git a/app/Factories/ViewFactory.php b/app/Factories/ViewFactory.php
index 2298819..b45b5fb 100644
--- a/app/Factories/ViewFactory.php
+++ b/app/Factories/ViewFactory.php
@@ -1,5 +1,25 @@
 <?php
 
+/*
+ * @copyright Copyright (c) 2019 Sergio Brighenti <sergio@brighenti.me>
+ *
+ * @author Sergio Brighenti <sergio@brighenti.me>
+ *
+ * @license AGPL-3.0
+ *
+ * This code is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU Affero General Public License, version 3,
+ * as published by the Free Software Foundation.
+ *
+ * This program 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, version 3,
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>
+ */
+
 namespace App\Factories;
 
 use App\Web\View;
@@ -16,12 +36,12 @@ class ViewFactory
         $config = $container->get('config');
         $loader = new FilesystemLoader(BASE_DIR.'resources/templates');
 
-        $twig = new Environment($loader, [
+        $twig = new Environment($loader, array(
             'cache'       => BASE_DIR.'resources/cache/twig',
             'autoescape'  => 'html',
             'debug'       => $config['debug'],
             'auto_reload' => $config['debug'],
-        ]);
+        ));
 
         $request = ServerRequestCreatorFactory::determineServerRequestCreator()->createServerRequestFromGlobals();
 
@@ -47,14 +67,14 @@ class ViewFactory
     public static function createInstallerInstance(Container $container)
     {
         $config = $container->get('config');
-        $loader = new FilesystemLoader([BASE_DIR.'install/templates', BASE_DIR.'resources/templates']);
+        $loader = new FilesystemLoader(array(BASE_DIR.'install/templates', BASE_DIR.'resources/templates'));
 
-        $twig = new Environment($loader, [
+        $twig = new Environment($loader, array(
             'cache'       => false,
             'autoescape'  => 'html',
             'debug'       => $config['debug'],
             'auto_reload' => $config['debug'],
-        ]);
+        ));
 
         $request = ServerRequestCreatorFactory::determineServerRequestCreator()->createServerRequestFromGlobals();
 
diff --git a/app/Middleware/AdminMiddleware.php b/app/Middleware/AdminMiddleware.php
index 7ae07c1..cd24cc2 100644
--- a/app/Middleware/AdminMiddleware.php
+++ b/app/Middleware/AdminMiddleware.php
@@ -1,5 +1,25 @@
 <?php
 
+/*
+ * @copyright Copyright (c) 2019 Sergio Brighenti <sergio@brighenti.me>
+ *
+ * @author Sergio Brighenti <sergio@brighenti.me>
+ *
+ * @license AGPL-3.0
+ *
+ * This code is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU Affero General Public License, version 3,
+ * as published by the Free Software Foundation.
+ *
+ * This program 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, version 3,
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>
+ */
+
 namespace App\Middleware;
 
 use GuzzleHttp\Psr7\Response;
@@ -20,7 +40,7 @@ class AdminMiddleware extends Middleware
      */
     public function __invoke(Request $request, RequestHandler $handler): ResponseInterface
     {
-        if (!$this->database->query('SELECT `id`, `is_admin` FROM `users` WHERE `id` = ? LIMIT 1', [$this->session->get('user_id')])->fetch()->is_admin) {
+        if (!$this->database->query('SELECT `id`, `is_admin` FROM `users` WHERE `id` = ? LIMIT 1', array($this->session->get('user_id')))->fetch()->is_admin) {
             $this->session->set('admin', false);
 
             throw new HttpUnauthorizedException($request);
diff --git a/app/Middleware/AuthMiddleware.php b/app/Middleware/AuthMiddleware.php
index 36ff679..0a037ef 100644
--- a/app/Middleware/AuthMiddleware.php
+++ b/app/Middleware/AuthMiddleware.php
@@ -1,5 +1,25 @@
 <?php
 
+/*
+ * @copyright Copyright (c) 2019 Sergio Brighenti <sergio@brighenti.me>
+ *
+ * @author Sergio Brighenti <sergio@brighenti.me>
+ *
+ * @license AGPL-3.0
+ *
+ * This code is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU Affero General Public License, version 3,
+ * as published by the Free Software Foundation.
+ *
+ * This program 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, version 3,
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>
+ */
+
 namespace App\Middleware;
 
 use GuzzleHttp\Psr7\Response;
@@ -23,7 +43,7 @@ class AuthMiddleware extends Middleware
             return redirect(new Response(), route('login.show'));
         }
 
-        if (!$this->database->query('SELECT `id`, `active` FROM `users` WHERE `id` = ? LIMIT 1', [$this->session->get('user_id')])->fetch()->active) {
+        if (!$this->database->query('SELECT `id`, `active` FROM `users` WHERE `id` = ? LIMIT 1', array($this->session->get('user_id')))->fetch()->active) {
             $this->session->alert(lang('account_disabled'), 'danger');
             $this->session->set('logged', false);
 
diff --git a/app/Middleware/CheckForMaintenanceMiddleware.php b/app/Middleware/CheckForMaintenanceMiddleware.php
index dfd2eb1..8075ded 100644
--- a/app/Middleware/CheckForMaintenanceMiddleware.php
+++ b/app/Middleware/CheckForMaintenanceMiddleware.php
@@ -1,5 +1,25 @@
 <?php
 
+/*
+ * @copyright Copyright (c) 2019 Sergio Brighenti <sergio@brighenti.me>
+ *
+ * @author Sergio Brighenti <sergio@brighenti.me>
+ *
+ * @license AGPL-3.0
+ *
+ * This code is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU Affero General Public License, version 3,
+ * as published by the Free Software Foundation.
+ *
+ * This program 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, version 3,
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>
+ */
+
 namespace App\Middleware;
 
 use App\Exceptions\UnderMaintenanceException;
@@ -19,7 +39,7 @@ class CheckForMaintenanceMiddleware extends Middleware
      */
     public function __invoke(Request $request, RequestHandler $handler): Response
     {
-        if (isset($this->config['maintenance']) && $this->config['maintenance'] && !$this->database->query('SELECT `id`, `is_admin` FROM `users` WHERE `id` = ? LIMIT 1', [$this->session->get('user_id')])->fetch()->is_admin) {
+        if (isset($this->config['maintenance']) && $this->config['maintenance'] && !$this->database->query('SELECT `id`, `is_admin` FROM `users` WHERE `id` = ? LIMIT 1', array($this->session->get('user_id')))->fetch()->is_admin) {
             throw new UnderMaintenanceException($request);
         }
 
diff --git a/app/Middleware/InjectMiddleware.php b/app/Middleware/InjectMiddleware.php
index 8252054..5c0bf43 100644
--- a/app/Middleware/InjectMiddleware.php
+++ b/app/Middleware/InjectMiddleware.php
@@ -1,5 +1,25 @@
 <?php
 
+/*
+ * @copyright Copyright (c) 2019 Sergio Brighenti <sergio@brighenti.me>
+ *
+ * @author Sergio Brighenti <sergio@brighenti.me>
+ *
+ * @license AGPL-3.0
+ *
+ * This code is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU Affero General Public License, version 3,
+ * as published by the Free Software Foundation.
+ *
+ * This program 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, version 3,
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>
+ */
+
 namespace App\Middleware;
 
 use Psr\Http\Message\ResponseInterface as Response;
diff --git a/app/Middleware/LangMiddleware.php b/app/Middleware/LangMiddleware.php
index c62d03d..0350f95 100644
--- a/app/Middleware/LangMiddleware.php
+++ b/app/Middleware/LangMiddleware.php
@@ -1,5 +1,25 @@
 <?php
 
+/*
+ * @copyright Copyright (c) 2019 Sergio Brighenti <sergio@brighenti.me>
+ *
+ * @author Sergio Brighenti <sergio@brighenti.me>
+ *
+ * @license AGPL-3.0
+ *
+ * This code is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU Affero General Public License, version 3,
+ * as published by the Free Software Foundation.
+ *
+ * This program 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, version 3,
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>
+ */
+
 namespace App\Middleware;
 
 use Psr\Http\Message\ResponseInterface as Response;
diff --git a/app/Middleware/Middleware.php b/app/Middleware/Middleware.php
index fde94ab..621f110 100644
--- a/app/Middleware/Middleware.php
+++ b/app/Middleware/Middleware.php
@@ -1,5 +1,25 @@
 <?php
 
+/*
+ * @copyright Copyright (c) 2019 Sergio Brighenti <sergio@brighenti.me>
+ *
+ * @author Sergio Brighenti <sergio@brighenti.me>
+ *
+ * @license AGPL-3.0
+ *
+ * This code is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU Affero General Public License, version 3,
+ * as published by the Free Software Foundation.
+ *
+ * This program 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, version 3,
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>
+ */
+
 namespace App\Middleware;
 
 use App\Controllers\Controller;
diff --git a/app/Middleware/RememberMiddleware.php b/app/Middleware/RememberMiddleware.php
index e4fd8b6..bd4d3f6 100644
--- a/app/Middleware/RememberMiddleware.php
+++ b/app/Middleware/RememberMiddleware.php
@@ -1,5 +1,25 @@
 <?php
 
+/*
+ * @copyright Copyright (c) 2019 Sergio Brighenti <sergio@brighenti.me>
+ *
+ * @author Sergio Brighenti <sergio@brighenti.me>
+ *
+ * @license AGPL-3.0
+ *
+ * This code is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU Affero General Public License, version 3,
+ * as published by the Free Software Foundation.
+ *
+ * This program 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, version 3,
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>
+ */
+
 namespace App\Middleware;
 
 use Psr\Http\Message\ResponseInterface as Response;
@@ -20,7 +40,7 @@ class RememberMiddleware extends Middleware
             list($selector, $token) = explode(':', $request->getCookieParams()['remember']);
 
             $result = $this->database->query('SELECT `id`, `email`, `username`,`is_admin`, `active`, `remember_token` FROM `users` WHERE `remember_selector` = ? AND `remember_expire` > ? LIMIT 1',
-                [$selector, date('Y-m-d\TH:i:s', time())]
+                array($selector, date('Y-m-d\TH:i:s', time()))
             )->fetch();
 
             if ($result && password_verify($token, $result->remember_token) && $result->active) {
diff --git a/app/Web/Lang.php b/app/Web/Lang.php
index c4e4664..4eef88e 100644
--- a/app/Web/Lang.php
+++ b/app/Web/Lang.php
@@ -1,5 +1,25 @@
 <?php
 
+/*
+ * @copyright Copyright (c) 2019 Sergio Brighenti <sergio@brighenti.me>
+ *
+ * @author Sergio Brighenti <sergio@brighenti.me>
+ *
+ * @license AGPL-3.0
+ *
+ * This code is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU Affero General Public License, version 3,
+ * as published by the Free Software Foundation.
+ *
+ * This program 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, version 3,
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>
+ */
+
 namespace App\Web;
 
 class Lang
@@ -17,7 +37,7 @@ class Lang
     protected static $instance;
 
     /** @var array */
-    protected $cache = [];
+    protected $cache = array();
 
     /**
      * @return Lang
@@ -85,7 +105,7 @@ class Lang
      */
     public static function getList()
     {
-        $languages = [];
+        $languages = array();
 
         $default = count(include self::$langPath.self::DEFAULT_LANG.'.lang.php') - 1;
 
@@ -111,7 +131,7 @@ class Lang
      *
      * @return string
      */
-    public function get($key, $args = []): string
+    public function get($key, $args = array()): string
     {
         return $this->getString($key, self::$lang, $args);
     }
@@ -138,7 +158,7 @@ class Lang
                     $transDict = include self::$langPath.$redLang.'.lang.php';
                     $this->cache[$lang] = $transDict;
                 } else {
-                    $transDict = [];
+                    $transDict = array();
                 }
             }
         }
diff --git a/app/Web/Session.php b/app/Web/Session.php
index 697ce08..a9adbd9 100644
--- a/app/Web/Session.php
+++ b/app/Web/Session.php
@@ -1,5 +1,25 @@
 <?php
 
+/*
+ * @copyright Copyright (c) 2019 Sergio Brighenti <sergio@brighenti.me>
+ *
+ * @author Sergio Brighenti <sergio@brighenti.me>
+ *
+ * @license AGPL-3.0
+ *
+ * This code is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU Affero General Public License, version 3,
+ * as published by the Free Software Foundation.
+ *
+ * This program 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, version 3,
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>
+ */
+
 namespace App\Web;
 
 use Exception;
@@ -33,13 +53,13 @@ class Session
                 );
             }
 
-            $started = @session_start([
+            $started = @session_start(array(
                 'name'            => $name,
                 'save_path'       => $path,
                 'cookie_httponly' => true,
                 'gc_probability'  => 25,
                 'cookie_samesite' => 'Lax', // works only for php  >= 7.3
-            ]);
+            ));
 
             if (!$started) {
                 throw new Exception("Cannot start the HTTP session. That the session path '{$path}' is writable and your PHP settings.");
@@ -70,7 +90,7 @@ class Session
      */
     public function clear(): void
     {
-        $_SESSION = [];
+        $_SESSION = array();
     }
 
     /**
@@ -127,7 +147,7 @@ class Session
      */
     public function alert($message, string $type = 'info'): void
     {
-        $_SESSION['_flash'][] = [$type => $message];
+        $_SESSION['_flash'][] = array($type => $message);
     }
 
     /**
@@ -138,7 +158,7 @@ class Session
     public function getAlert(): ?array
     {
         $flash = self::get('_flash');
-        self::set('_flash', []);
+        self::set('_flash', array());
 
         return $flash;
     }
diff --git a/app/Web/View.php b/app/Web/View.php
index 42c7a9b..f219250 100644
--- a/app/Web/View.php
+++ b/app/Web/View.php
@@ -1,5 +1,25 @@
 <?php
 
+/*
+ * @copyright Copyright (c) 2019 Sergio Brighenti <sergio@brighenti.me>
+ *
+ * @author Sergio Brighenti <sergio@brighenti.me>
+ *
+ * @license AGPL-3.0
+ *
+ * This code is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU Affero General Public License, version 3,
+ * as published by the Free Software Foundation.
+ *
+ * This program 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, version 3,
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>
+ */
+
 namespace App\Web;
 
 use Psr\Http\Message\ResponseInterface as Response;
@@ -36,7 +56,7 @@ class View
      *
      * @return Response
      */
-    public function render(Response $response, string $view, ?array $parameters = [])
+    public function render(Response $response, string $view, ?array $parameters = array())
     {
         $body = $this->twig->render($view, $parameters);
         $response->getBody()->write($body);
@@ -54,7 +74,7 @@ class View
      *
      * @return string
      */
-    public function string(string $view, ?array $parameters = [])
+    public function string(string $view, ?array $parameters = array())
     {
         return $this->twig->render($view, $parameters);
     }
diff --git a/app/helpers.php b/app/helpers.php
index dd150b8..daae622 100644
--- a/app/helpers.php
+++ b/app/helpers.php
@@ -1,5 +1,25 @@
 <?php
 
+/*
+ * @copyright Copyright (c) 2019 Sergio Brighenti <sergio@brighenti.me>
+ *
+ * @author Sergio Brighenti <sergio@brighenti.me>
+ *
+ * @license AGPL-3.0
+ *
+ * This code is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU Affero General Public License, version 3,
+ * as published by the Free Software Foundation.
+ *
+ * This program 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, version 3,
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>
+ */
+
 use Psr\Http\Message\ResponseInterface as Response;
 use Psr\Http\Message\ServerRequestInterface as Request;
 use Slim\Factory\ServerRequestCreatorFactory;
@@ -22,7 +42,7 @@ if (!function_exists('humanFileSize')) {
         for ($i = 0; ($size / 1024) > 0.9; $i++, $size /= 1024) {
         }
 
-        return round($size, $precision).' '.['B', 'kB', 'MB', 'GB', 'TB', 'PB', 'EB', 'ZB', 'YB'][$i];
+        return round($size, $precision).' '.array('B', 'kB', 'MB', 'GB', 'TB', 'PB', 'EB', 'ZB', 'YB')[$i];
     }
 }
 
@@ -55,7 +75,7 @@ if (!function_exists('isDisplayableImage')) {
      */
     function isDisplayableImage(string $mime): bool
     {
-        return in_array($mime, [
+        return in_array($mime, array(
             'image/apng',
             'image/bmp',
             'image/gif',
@@ -66,7 +86,7 @@ if (!function_exists('isDisplayableImage')) {
             'image/svg+xml',
             'image/tiff',
             'image/webp',
-        ]);
+        ));
     }
 }
 
@@ -221,7 +241,7 @@ if (!function_exists('route')) {
      *
      * @return string
      */
-    function route(string $path, array $args = [], string $append = ''): string
+    function route(string $path, array $args = array(), string $append = ''): string
     {
         global $app;
         $uri = $app->getRouteCollector()->getRouteParser()->relativeUrlFor($path, $args);
@@ -284,7 +304,7 @@ if (!function_exists('lang')) {
      *
      * @return string
      */
-    function lang(string $key, $args = []): string
+    function lang(string $key, $args = array()): string
     {
         return resolve('lang')->get($key, $args);
     }
@@ -298,7 +318,7 @@ if (!function_exists('isBot')) {
      */
     function isBot(string $userAgent)
     {
-        $bots = [
+        $bots = array(
             'TelegramBot',
             'facebookexternalhit/',
             'Discordbot/',
@@ -306,7 +326,7 @@ if (!function_exists('isBot')) {
             'Facebot',
             'curl/',
             'wget/',
-        ];
+        );
 
         foreach ($bots as $bot) {
             if (stripos($userAgent, $bot) !== false) {
@@ -328,7 +348,7 @@ if (!function_exists('mime2font')) {
      */
     function mime2font($mime)
     {
-        $classes = [
+        $classes = array(
             'image'                                                          => 'fa-file-image',
             'audio'                                                          => 'fa-file-audio',
             'video'                                                          => 'fa-file-video',
@@ -350,7 +370,7 @@ if (!function_exists('mime2font')) {
             'application/gzip'                                               => 'fa-file-archive',
             'application/zip'                                                => 'fa-file-archive',
             'application/octet-stream'                                       => 'fa-file-alt',
-        ];
+        );
 
         foreach ($classes as $fullMime => $class) {
             if (strpos($mime, $fullMime) === 0) {
@@ -385,7 +405,7 @@ if (!function_exists('queryParams')) {
      *
      * @return string
      */
-    function queryParams(array $replace = [])
+    function queryParams(array $replace = array())
     {
         $request = ServerRequestCreatorFactory::determineServerRequestCreator()->createServerRequestFromGlobals();
 
diff --git a/app/routes.php b/app/routes.php
index c7cae2e..f185378 100644
--- a/app/routes.php
+++ b/app/routes.php
@@ -1,6 +1,25 @@
 <?php
 
-// Auth routes
+/*
+ * @copyright Copyright (c) 2019 Sergio Brighenti <sergio@brighenti.me>
+ *
+ * @author Sergio Brighenti <sergio@brighenti.me>
+ *
+ * @license AGPL-3.0
+ *
+ * This code is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU Affero General Public License, version 3,
+ * as published by the Free Software Foundation.
+ *
+ * This program 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, version 3,
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>
+ */
+
 use App\Controllers\AdminController;
 use App\Controllers\ClientController;
 use App\Controllers\DashboardController;
@@ -17,58 +36,58 @@ use Slim\Routing\RouteCollectorProxy;
 
 global $app;
 $app->group('', function (RouteCollectorProxy $group) {
-    $group->get('/home[/page/{page}]', [DashboardController::class, 'home'])->setName('home');
-    $group->get('/upload', [UploadController::class, 'webUpload'])->setName('upload.web');
+    $group->get('/home[/page/{page}]', array(DashboardController::class, 'home'))->setName('home');
+    $group->get('/upload', array(UploadController::class, 'webUpload'))->setName('upload.web');
 
     $group->group('', function (RouteCollectorProxy $group) {
-        $group->get('/home/switchView', [DashboardController::class, 'switchView'])->setName('switchView');
+        $group->get('/home/switchView', array(DashboardController::class, 'switchView'))->setName('switchView');
 
-        $group->get('/system/deleteOrphanFiles', [AdminController::class, 'deleteOrphanFiles'])->setName('system.deleteOrphanFiles');
+        $group->get('/system/deleteOrphanFiles', array(AdminController::class, 'deleteOrphanFiles'))->setName('system.deleteOrphanFiles');
 
-        $group->get('/system/themes', [ThemeController::class, 'getThemes'])->setName('theme');
-        $group->post('/system/theme/apply', [ThemeController::class, 'applyTheme'])->setName('theme.apply');
+        $group->get('/system/themes', array(ThemeController::class, 'getThemes'))->setName('theme');
+        $group->post('/system/theme/apply', array(ThemeController::class, 'applyTheme'))->setName('theme.apply');
 
-        $group->post('/system/lang/apply', [AdminController::class, 'applyLang'])->setName('lang.apply');
+        $group->post('/system/lang/apply', array(AdminController::class, 'applyLang'))->setName('lang.apply');
 
-        $group->post('/system/customHead', [AdminController::class, 'applyCustomHead'])->setName('customHead.apply');
+        $group->post('/system/customHead', array(AdminController::class, 'applyCustomHead'))->setName('customHead.apply');
 
-        $group->post('/system/upgrade', [UpgradeController::class, 'upgrade'])->setName('system.upgrade');
-        $group->get('/system/checkForUpdates', [UpgradeController::class, 'checkForUpdates'])->setName('system.checkForUpdates');
+        $group->post('/system/upgrade', array(UpgradeController::class, 'upgrade'))->setName('system.upgrade');
+        $group->get('/system/checkForUpdates', array(UpgradeController::class, 'checkForUpdates'))->setName('system.checkForUpdates');
 
-        $group->get('/system', [AdminController::class, 'system'])->setName('system');
+        $group->get('/system', array(AdminController::class, 'system'))->setName('system');
 
-        $group->get('/users[/page/{page}]', [UserController::class, 'index'])->setName('user.index');
+        $group->get('/users[/page/{page}]', array(UserController::class, 'index'))->setName('user.index');
     })->add(AdminMiddleware::class);
 
     $group->group('/user', function (RouteCollectorProxy $group) {
-        $group->get('/create', [UserController::class, 'create'])->setName('user.create');
-        $group->post('/create', [UserController::class, 'store'])->setName('user.store');
-        $group->get('/{id}/edit', [UserController::class, 'edit'])->setName('user.edit');
-        $group->post('/{id}', [UserController::class, 'update'])->setName('user.update');
-        $group->get('/{id}/delete', [UserController::class, 'delete'])->setName('user.delete');
+        $group->get('/create', array(UserController::class, 'create'))->setName('user.create');
+        $group->post('/create', array(UserController::class, 'store'))->setName('user.store');
+        $group->get('/{id}/edit', array(UserController::class, 'edit'))->setName('user.edit');
+        $group->post('/{id}', array(UserController::class, 'update'))->setName('user.update');
+        $group->get('/{id}/delete', array(UserController::class, 'delete'))->setName('user.delete');
     })->add(AdminMiddleware::class);
 
-    $group->get('/profile', [UserController::class, 'profile'])->setName('profile');
-    $group->post('/profile/{id}', [UserController::class, 'profileEdit'])->setName('profile.update');
-    $group->post('/user/{id}/refreshToken', [UserController::class, 'refreshToken'])->setName('refreshToken');
-    $group->get('/user/{id}/config/sharex', [ClientController::class, 'getShareXConfig'])->setName('config.sharex');
-    $group->get('/user/{id}/config/script', [ClientController::class, 'getBashScript'])->setName('config.script');
+    $group->get('/profile', array(UserController::class, 'profile'))->setName('profile');
+    $group->post('/profile/{id}', array(UserController::class, 'profileEdit'))->setName('profile.update');
+    $group->post('/user/{id}/refreshToken', array(UserController::class, 'refreshToken'))->setName('refreshToken');
+    $group->get('/user/{id}/config/sharex', array(ClientController::class, 'getShareXConfig'))->setName('config.sharex');
+    $group->get('/user/{id}/config/script', array(ClientController::class, 'getBashScript'))->setName('config.script');
 
-    $group->post('/upload/{id}/publish', [MediaController::class, 'togglePublish'])->setName('upload.publish');
-    $group->post('/upload/{id}/unpublish', [MediaController::class, 'togglePublish'])->setName('upload.unpublish');
-    $group->get('/upload/{id}/raw', [MediaController::class, 'getRawById'])->add(AdminMiddleware::class)->setName('upload.raw');
-    $group->map(['GET', 'POST'], '/upload/{id}/delete', [MediaController::class, 'delete'])->setName('upload.delete');
+    $group->post('/upload/{id}/publish', array(MediaController::class, 'togglePublish'))->setName('upload.publish');
+    $group->post('/upload/{id}/unpublish', array(MediaController::class, 'togglePublish'))->setName('upload.unpublish');
+    $group->get('/upload/{id}/raw', array(MediaController::class, 'getRawById'))->add(AdminMiddleware::class)->setName('upload.raw');
+    $group->map(array('GET', 'POST'), '/upload/{id}/delete', array(MediaController::class, 'delete'))->setName('upload.delete');
 })->add(App\Middleware\CheckForMaintenanceMiddleware::class)->add(AuthMiddleware::class);
 
-$app->get('/', [DashboardController::class, 'redirects'])->setName('root');
-$app->get('/login', [LoginController::class, 'show'])->setName('login.show');
-$app->post('/login', [LoginController::class, 'login'])->setName('login');
-$app->map(['GET', 'POST'], '/logout', [LoginController::class, 'logout'])->setName('logout');
+$app->get('/', array(DashboardController::class, 'redirects'))->setName('root');
+$app->get('/login', array(LoginController::class, 'show'))->setName('login.show');
+$app->post('/login', array(LoginController::class, 'login'))->setName('login');
+$app->map(array('GET', 'POST'), '/logout', array(LoginController::class, 'logout'))->setName('logout');
 
-$app->post('/upload', [UploadController::class, 'upload'])->setName('upload');
+$app->post('/upload', array(UploadController::class, 'upload'))->setName('upload');
 
-$app->get('/{userCode}/{mediaCode}', [MediaController::class, 'show'])->setName('public');
-$app->get('/{userCode}/{mediaCode}/delete/{token}', [MediaController::class, 'show'])->setName('public.delete.show')->add(CheckForMaintenanceMiddleware::class);
-$app->post('/{userCode}/{mediaCode}/delete/{token}', [MediaController::class, 'deleteByToken'])->setName('public.delete')->add(CheckForMaintenanceMiddleware::class);
-$app->get('/{userCode}/{mediaCode}/raw[.{ext}]', [MediaController::class, 'getRaw'])->setName('public.raw');
-$app->get('/{userCode}/{mediaCode}/download', [MediaController::class, 'download'])->setName('public.download');
+$app->get('/{userCode}/{mediaCode}', array(MediaController::class, 'show'))->setName('public');
+$app->get('/{userCode}/{mediaCode}/delete/{token}', array(MediaController::class, 'show'))->setName('public.delete.show')->add(CheckForMaintenanceMiddleware::class);
+$app->post('/{userCode}/{mediaCode}/delete/{token}', array(MediaController::class, 'deleteByToken'))->setName('public.delete')->add(CheckForMaintenanceMiddleware::class);
+$app->get('/{userCode}/{mediaCode}/raw[.{ext}]', array(MediaController::class, 'getRaw'))->setName('public.raw');
+$app->get('/{userCode}/{mediaCode}/download', array(MediaController::class, 'download'))->setName('public.download');
diff --git a/bootstrap/app.php b/bootstrap/app.php
index b45f96a..86cda78 100644
--- a/bootstrap/app.php
+++ b/bootstrap/app.php
@@ -1,5 +1,25 @@
 <?php
 
+/*
+ * @copyright Copyright (c) 2019 Sergio Brighenti <sergio@brighenti.me>
+ *
+ * @author Sergio Brighenti <sergio@brighenti.me>
+ *
+ * @license AGPL-3.0
+ *
+ * This code is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU Affero General Public License, version 3,
+ * as published by the Free Software Foundation.
+ *
+ * This program 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, version 3,
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>
+ */
+
 use App\Exception\Handlers\AppErrorHandler;
 use App\Exception\Handlers\Renderers\HtmlErrorRenderer;
 use App\Factories\ViewFactory;
@@ -26,22 +46,22 @@ if (!file_exists('config.php') && is_dir('install/')) {
 }
 
 // Load the config
-$config = array_replace_recursive([
+$config = array_replace_recursive(array(
     'app_name'    => 'XBackBone',
     'base_url'    => isset($_SERVER['HTTPS']) ? 'https://'.$_SERVER['HTTP_HOST'] : 'http://'.$_SERVER['HTTP_HOST'],
     'debug'       => false,
     'maintenance' => false,
-    'db'          => [
+    'db'          => array(
         'connection' => 'sqlite',
         'dsn'        => BASE_DIR.'resources/database/xbackbone.db',
         'username'   => null,
         'password'   => null,
-    ],
-    'storage' => [
+    ),
+    'storage' => array(
         'driver' => 'local',
         'path'   => realpath(__DIR__.'/').DIRECTORY_SEPARATOR.'storage',
-    ],
-], require BASE_DIR.'config.php');
+    ),
+), require BASE_DIR.'config.php');
 
 $builder = new ContainerBuilder();
 
@@ -50,13 +70,13 @@ if (!$config['debug']) {
     $builder->writeProxiesToFile(true, BASE_DIR.'/resources/cache/proxies');
 }
 
-$builder->addDefinitions([
+$builder->addDefinitions(array(
     'config'    => value($config),
     View::class => factory(function (Container $container) {
         return ViewFactory::createAppInstance($container);
     }),
     'view' => get(View::class),
-]);
+));
 
 $builder->addDefinitions(__DIR__.'/container.php');
 
diff --git a/bootstrap/container.php b/bootstrap/container.php
index fd23552..8936a65 100644
--- a/bootstrap/container.php
+++ b/bootstrap/container.php
@@ -1,5 +1,25 @@
 <?php
 
+/*
+ * @copyright Copyright (c) 2019 Sergio Brighenti <sergio@brighenti.me>
+ *
+ * @author Sergio Brighenti <sergio@brighenti.me>
+ *
+ * @license AGPL-3.0
+ *
+ * This code is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU Affero General Public License, version 3,
+ * as published by the Free Software Foundation.
+ *
+ * This program 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, version 3,
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>
+ */
+
 use App\Database\DB;
 use App\Web\Lang;
 use App\Web\Session;
@@ -19,7 +39,7 @@ use Spatie\Dropbox\Client as DropboxClient;
 use Spatie\FlysystemDropbox\DropboxAdapter;
 use Superbalist\Flysystem\GoogleStorage\GoogleStorageAdapter;
 
-return [
+return array(
     Logger::class => factory(function () {
         $logger = new Logger('app');
 
@@ -54,22 +74,22 @@ return [
             case 'local':
                 return new Filesystem(new Local($config['storage']['path']));
             case 's3':
-                $client = new S3Client([
-                    'credentials' => [
+                $client = new S3Client(array(
+                    'credentials' => array(
                         'key'    => $config['storage']['key'],
                         'secret' => $config['storage']['secret'],
-                    ],
+                    ),
                     'region'  => $config['storage']['region'],
                     'version' => 'latest',
-                ]);
+                ));
 
                 return new Filesystem(new AwsS3Adapter($client, $config['storage']['bucket'], $config['storage']['path']));
             case 'dropbox':
                 $client = new DropboxClient($config['storage']['token']);
 
-                return new Filesystem(new DropboxAdapter($client), ['case_sensitive' => false]);
+                return new Filesystem(new DropboxAdapter($client), array('case_sensitive' => false));
             case 'ftp':
-                return new Filesystem(new FtpAdapter([
+                return new Filesystem(new FtpAdapter(array(
                     'host'     => $config['storage']['host'],
                     'username' => $config['storage']['username'],
                     'password' => $config['storage']['password'],
@@ -78,12 +98,12 @@ return [
                     'passive'  => $config['storage']['passive'],
                     'ssl'      => $config['storage']['ssl'],
                     'timeout'  => 30,
-                ]));
+                )));
             case 'google-cloud':
-                $client = new StorageClient([
+                $client = new StorageClient(array(
                     'projectId'   => $config['storage']['project_id'],
                     'keyFilePath' => $config['storage']['key_path'],
-                ]);
+                ));
 
                 return new Filesystem(new GoogleStorageAdapter($client, $client->bucket($config['storage']['bucket'])));
             default:
@@ -96,4 +116,4 @@ return [
         return Lang::build(Lang::recognize(), BASE_DIR.'resources/lang/');
     }),
     'lang' => get(Lang::class),
-];
+);
diff --git a/config.example.php b/config.example.php
index d9e4667..d7c3e6e 100644
--- a/config.example.php
+++ b/config.example.php
@@ -1,15 +1,35 @@
 <?php
 
-return [
+/*
+ * @copyright Copyright (c) 2019 Sergio Brighenti <sergio@brighenti.me>
+ *
+ * @author Sergio Brighenti <sergio@brighenti.me>
+ *
+ * @license AGPL-3.0
+ *
+ * This code is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU Affero General Public License, version 3,
+ * as published by the Free Software Foundation.
+ *
+ * This program 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, version 3,
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>
+ */
+
+return array(
     'base_url' => 'https://localhost', // no trailing slash
-    'db'       => [
+    'db'       => array(
         'connection' => 'sqlite',
         'dsn'        => 'resources/database/xbackbone.db',
         'username'   => null,
         'password'   => null,
-    ],
-    'storage' => [
+    ),
+    'storage' => array(
         'driver' => 'local',
         'path'   => './storage',
-    ],
-];
+    ),
+);
diff --git a/index.php b/index.php
index 6427241..f9bf202 100644
--- a/index.php
+++ b/index.php
@@ -1,5 +1,25 @@
 <?php
 
+/*
+ * @copyright Copyright (c) 2019 Sergio Brighenti <sergio@brighenti.me>
+ *
+ * @author Sergio Brighenti <sergio@brighenti.me>
+ *
+ * @license AGPL-3.0
+ *
+ * This code is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU Affero General Public License, version 3,
+ * as published by the Free Software Foundation.
+ *
+ * This program 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, version 3,
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>
+ */
+
 (PHP_MAJOR_VERSION >= 7 && PHP_MINOR_VERSION >= 1) ?: die('Sorry, PHP 7.1 or above is required to run XBackBone.');
 require __DIR__.'/vendor/autoload.php';
 
diff --git a/install/index.php b/install/index.php
index 60420fa..f85fd9f 100644
--- a/install/index.php
+++ b/install/index.php
@@ -1,5 +1,25 @@
 <?php
 
+/*
+ * @copyright Copyright (c) 2019 Sergio Brighenti <sergio@brighenti.me>
+ *
+ * @author Sergio Brighenti <sergio@brighenti.me>
+ *
+ * @license AGPL-3.0
+ *
+ * This code is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU Affero General Public License, version 3,
+ * as published by the Free Software Foundation.
+ *
+ * This program 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, version 3,
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>
+ */
+
 (PHP_MAJOR_VERSION >= 7 && PHP_MINOR_VERSION >= 1) ?: die('Sorry, PHP 7.1 or above is required to run XBackBone.');
 require __DIR__.'/../vendor/autoload.php';
 
@@ -23,20 +43,20 @@ define('PLATFORM_VERSION', json_decode(file_get_contents(__DIR__.'/../composer.j
 define('BASE_DIR', realpath(__DIR__.'/../').DIRECTORY_SEPARATOR);
 
 // default config
-$config = [
+$config = array(
     'base_url' => str_replace('/install/', '', (isset($_SERVER['HTTPS']) && $_SERVER['HTTPS'] === 'on' ? 'https' : 'http')."://$_SERVER[HTTP_HOST]$_SERVER[REQUEST_URI]"),
     'debug'    => true,
-    'db'       => [
+    'db'       => array(
         'connection' => 'sqlite',
-        'dsn'        => realpath(__DIR__.'/../').implode(DIRECTORY_SEPARATOR, ['resources', 'database', 'xbackbone.db']),
+        'dsn'        => realpath(__DIR__.'/../').implode(DIRECTORY_SEPARATOR, array('resources', 'database', 'xbackbone.db')),
         'username'   => null,
         'password'   => null,
-    ],
-    'storage' => [
+    ),
+    'storage' => array(
         'driver' => 'local',
         'path'   => realpath(__DIR__.'/../').DIRECTORY_SEPARATOR.'storage',
-    ],
-];
+    ),
+);
 
 if (file_exists(__DIR__.'/../config.php')) {
     $config = array_replace_recursive($config, require __DIR__.'/../config.php');
@@ -44,13 +64,13 @@ if (file_exists(__DIR__.'/../config.php')) {
 
 $builder = new ContainerBuilder();
 
-$builder->addDefinitions([
+$builder->addDefinitions(array(
     'config'    => value($config),
     View::class => factory(function (Container $container) {
         return ViewFactory::createInstallerInstance($container);
     }),
     'view' => get(View::class),
-]);
+));
 $builder->addDefinitions(__DIR__.'/../bootstrap/container.php');
 
 $app = Bridge::create($builder->build());
@@ -88,9 +108,9 @@ $app->get('/', function (Response $response, View $view, Session $session) use (
 
     $installed = file_exists(__DIR__.'/../config.php');
 
-    return $view->render($response, 'install.twig', [
+    return $view->render($response, 'install.twig', array(
         'installed' => $installed,
-    ]);
+    ));
 })->setName('install');
 
 $app->post('/', function (Request $request, Response $response, Filesystem $storage, Session $session) use (&$config) {
@@ -195,7 +215,7 @@ $app->post('/', function (Request $request, Response $response, Filesystem $stor
 
     // if not installed, create the default admin account
     if (!$installed) {
-        $db->query("INSERT INTO `users` (`email`, `username`, `password`, `is_admin`, `user_code`) VALUES (?, 'admin', ?, 1, ?)", [param($request, 'email'), password_hash(param($request, 'password'), PASSWORD_DEFAULT), humanRandomString(5)]);
+        $db->query("INSERT INTO `users` (`email`, `username`, `password`, `is_admin`, `user_code`) VALUES (?, 'admin', ?, 1, ?)", array(param($request, 'email'), password_hash(param($request, 'password'), PASSWORD_DEFAULT), humanRandomString(5)));
     }
 
     // post install cleanup
diff --git a/resources/lang/bg.lang.php b/resources/lang/bg.lang.php
index d07601a..7a74340 100644
--- a/resources/lang/bg.lang.php
+++ b/resources/lang/bg.lang.php
@@ -1,6 +1,26 @@
 <?php
 
-return [
+/*
+ * @copyright Copyright (c) 2019 Sergio Brighenti <sergio@brighenti.me>
+ *
+ * @author Sergio Brighenti <sergio@brighenti.me>
+ *
+ * @license AGPL-3.0
+ *
+ * This code is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU Affero General Public License, version 3,
+ * as published by the Free Software Foundation.
+ *
+ * This program 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, version 3,
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>
+ */
+
+return array(
     'lang'               => 'Bulgarian',
     'enforce_language'   => 'Изберете език',
     'yes'                => 'Да',
@@ -70,4 +90,4 @@ return [
     'user_deleted'       => 'Потребителят бе изтрит.',
     'cannot_delete'      => 'Не можете да изтриете себе си.',
     'gallery'            => 'Галерия',
-];
+);
diff --git a/resources/lang/da.lang.php b/resources/lang/da.lang.php
index 9c7ed17..a32b7e5 100644
--- a/resources/lang/da.lang.php
+++ b/resources/lang/da.lang.php
@@ -1,6 +1,26 @@
 <?php
 
-return [
+/*
+ * @copyright Copyright (c) 2019 Sergio Brighenti <sergio@brighenti.me>
+ *
+ * @author Sergio Brighenti <sergio@brighenti.me>
+ *
+ * @license AGPL-3.0
+ *
+ * This code is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU Affero General Public License, version 3,
+ * as published by the Free Software Foundation.
+ *
+ * This program 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, version 3,
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>
+ */
+
+return array(
     'lang'               => 'Danish',
     'yes'                => 'Ja',
     'no'                 => 'Nej',
@@ -44,4 +64,4 @@ return [
     'is_active'          => 'Er aktiv',
     'is_admin'           => 'Er administrator',
     'your_profile'       => 'Din Profil',
-];
+);
diff --git a/resources/lang/de.lang.php b/resources/lang/de.lang.php
index 07cab5a..b7a5ec4 100644
--- a/resources/lang/de.lang.php
+++ b/resources/lang/de.lang.php
@@ -1,6 +1,26 @@
 <?php
 
-return [
+/*
+ * @copyright Copyright (c) 2019 Sergio Brighenti <sergio@brighenti.me>
+ *
+ * @author Sergio Brighenti <sergio@brighenti.me>
+ *
+ * @license AGPL-3.0
+ *
+ * This code is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU Affero General Public License, version 3,
+ * as published by the Free Software Foundation.
+ *
+ * This program 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, version 3,
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>
+ */
+
+return array(
     'lang'                    => 'German',
     'yes'                     => 'Ja',
     'no'                      => 'Nein',
@@ -114,4 +134,4 @@ return [
     'remember_me'             => 'Erinnere mich daran',
     'please_wait'             => 'Bitte warten…',
     'dont_close'              => 'Schließen Sie diesen Tab erst, wenn Sie fertig sind.',
-];
+);
diff --git a/resources/lang/en.lang.php b/resources/lang/en.lang.php
index d00164a..6f2d20d 100644
--- a/resources/lang/en.lang.php
+++ b/resources/lang/en.lang.php
@@ -1,6 +1,26 @@
 <?php
 
-return [
+/*
+ * @copyright Copyright (c) 2019 Sergio Brighenti <sergio@brighenti.me>
+ *
+ * @author Sergio Brighenti <sergio@brighenti.me>
+ *
+ * @license AGPL-3.0
+ *
+ * This code is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU Affero General Public License, version 3,
+ * as published by the Free Software Foundation.
+ *
+ * This program 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, version 3,
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>
+ */
+
+return array(
     'lang'                    => 'English',
     'enforce_language'        => 'Enforce language',
     'yes'                     => 'Yes',
@@ -111,4 +131,4 @@ return [
     'remember_me'             => 'Remember me',
     'please_wait'             => 'Please wait…',
     'dont_close'              => 'Do not close this tab until completion.',
-];
+);
diff --git a/resources/lang/es.lang.php b/resources/lang/es.lang.php
index 204da9d..6f096b0 100644
--- a/resources/lang/es.lang.php
+++ b/resources/lang/es.lang.php
@@ -1,6 +1,26 @@
 <?php
 
-return [
+/*
+ * @copyright Copyright (c) 2019 Sergio Brighenti <sergio@brighenti.me>
+ *
+ * @author Sergio Brighenti <sergio@brighenti.me>
+ *
+ * @license AGPL-3.0
+ *
+ * This code is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU Affero General Public License, version 3,
+ * as published by the Free Software Foundation.
+ *
+ * This program 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, version 3,
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>
+ */
+
+return array(
     'lang'                    => 'Spanish',
     'yes'                     => 'Si',
     'no'                      => 'No',
@@ -100,4 +120,4 @@ return [
     'lang_name'               => 'nombre del lenguaje',
     'default_lang_behavior'   => 'XBackBone tratará de coincidir con el lenguaje predeterminado del navegador (recurrimos al Inglés automáticamente).',
     'lang_set'                => 'Lenguaje del sistema impuesto a "%s"',
-];
+);
diff --git a/resources/lang/fr.lang.php b/resources/lang/fr.lang.php
index 4484a0e..13fc5a8 100644
--- a/resources/lang/fr.lang.php
+++ b/resources/lang/fr.lang.php
@@ -1,6 +1,26 @@
 <?php
 
-return [
+/*
+ * @copyright Copyright (c) 2019 Sergio Brighenti <sergio@brighenti.me>
+ *
+ * @author Sergio Brighenti <sergio@brighenti.me>
+ *
+ * @license AGPL-3.0
+ *
+ * This code is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU Affero General Public License, version 3,
+ * as published by the Free Software Foundation.
+ *
+ * This program 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, version 3,
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>
+ */
+
+return array(
     'lang'                    => 'French',
     'yes'                     => 'Oui',
     'no'                      => 'Non',
@@ -93,4 +113,4 @@ return [
     'remember_me'             => 'Se souvenir de moi',
     'please_wait'             => 'Veuillez patienter…',
     'dont_close'              => 'Ne fermez pas cette fenêtre jusqu\'à complétion.',
-];
+);
diff --git a/resources/lang/it.lang.php b/resources/lang/it.lang.php
index 561c0fb..0ab0835 100644
--- a/resources/lang/it.lang.php
+++ b/resources/lang/it.lang.php
@@ -1,5 +1,26 @@
 <?php
-return [
+
+/*
+ * @copyright Copyright (c) 2019 Sergio Brighenti <sergio@brighenti.me>
+ *
+ * @author Sergio Brighenti <sergio@brighenti.me>
+ *
+ * @license AGPL-3.0
+ *
+ * This code is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU Affero General Public License, version 3,
+ * as published by the Free Software Foundation.
+ *
+ * This program 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, version 3,
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>
+ */
+
+return array(
     'lang' => 'Italian',
     'yes' => 'Sì',
     'no' => 'No',
@@ -110,4 +131,4 @@ return [
     'remember_me' => 'Ricordami',
     'please_wait' => 'Attendere prego…',
     'dont_close' => 'Non chiudere questa scheda fino al completamento.',
-];
+);
diff --git a/resources/lang/nb_NO.lang.php b/resources/lang/nb_NO.lang.php
index ff3b4fb..70ed5d9 100644
--- a/resources/lang/nb_NO.lang.php
+++ b/resources/lang/nb_NO.lang.php
@@ -1,6 +1,26 @@
 <?php
 
-return [
+/*
+ * @copyright Copyright (c) 2019 Sergio Brighenti <sergio@brighenti.me>
+ *
+ * @author Sergio Brighenti <sergio@brighenti.me>
+ *
+ * @license AGPL-3.0
+ *
+ * This code is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU Affero General Public License, version 3,
+ * as published by the Free Software Foundation.
+ *
+ * This program 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, version 3,
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>
+ */
+
+return array(
     'theme'                   => 'Drakt',
     'username_taken'          => 'Brukernavnet er i bruk.',
     'file_size_no_match'      => 'Nedlastet fil samsvarer ikke med riktig filstørrelse.',
@@ -110,4 +130,4 @@ return [
     'custom_head_set'         => 'Egendefinert HTML-hode lagt til.',
     'remember_me'             => 'Husk meg',
     'please_wait'             => 'Vent…',
-];
+);
diff --git a/resources/lang/nl.lang.php b/resources/lang/nl.lang.php
index 7967baf..e95680b 100644
--- a/resources/lang/nl.lang.php
+++ b/resources/lang/nl.lang.php
@@ -1,6 +1,26 @@
 <?php
 
-return [
+/*
+ * @copyright Copyright (c) 2019 Sergio Brighenti <sergio@brighenti.me>
+ *
+ * @author Sergio Brighenti <sergio@brighenti.me>
+ *
+ * @license AGPL-3.0
+ *
+ * This code is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU Affero General Public License, version 3,
+ * as published by the Free Software Foundation.
+ *
+ * This program 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, version 3,
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>
+ */
+
+return array(
     'lang'                    => 'Dutch',
     'yes'                     => 'Ja',
     'no'                      => 'Nee',
@@ -102,4 +122,4 @@ return [
     'lang_name'               => 'Taal',
     'default_lang_behavior'   => 'XBackBone probeert standaard de taal van de browser te matchen (fallback is Engels).',
     'lang_set'                => 'Systeemtaal "%s" afgedwongen',
-];
+);
diff --git a/resources/lang/pt.lang.php b/resources/lang/pt.lang.php
index eed3945..83ef70b 100644
--- a/resources/lang/pt.lang.php
+++ b/resources/lang/pt.lang.php
@@ -1,6 +1,26 @@
 <?php
 
-return [
+/*
+ * @copyright Copyright (c) 2019 Sergio Brighenti <sergio@brighenti.me>
+ *
+ * @author Sergio Brighenti <sergio@brighenti.me>
+ *
+ * @license AGPL-3.0
+ *
+ * This code is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU Affero General Public License, version 3,
+ * as published by the Free Software Foundation.
+ *
+ * This program 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, version 3,
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>
+ */
+
+return array(
     'lang'               => 'Portuguese',
     'yes'                => 'Sim',
     'no'                 => 'Não',
@@ -44,4 +64,4 @@ return [
     'your_profile'       => 'O teu perfil',
     'token'              => 'Token',
     'copy'               => 'Copiar',
-];
+);
diff --git a/resources/lang/ru.lang.php b/resources/lang/ru.lang.php
index 9fdf19c..9f7e02a 100644
--- a/resources/lang/ru.lang.php
+++ b/resources/lang/ru.lang.php
@@ -1,6 +1,26 @@
 <?php
 
-return [
+/*
+ * @copyright Copyright (c) 2019 Sergio Brighenti <sergio@brighenti.me>
+ *
+ * @author Sergio Brighenti <sergio@brighenti.me>
+ *
+ * @license AGPL-3.0
+ *
+ * This code is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU Affero General Public License, version 3,
+ * as published by the Free Software Foundation.
+ *
+ * This program 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, version 3,
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>
+ */
+
+return array(
     'lang'                    => 'Russian',
     'yes'                     => 'Да',
     'no'                      => 'Нет',
@@ -102,4 +122,4 @@ return [
     'lang_name'               => 'язык',
     'default_lang_behavior'   => 'XBackBone попробует выбрать язык вашего браузера по умолчанию, иначе будет выбран Английский.',
     'lang_set'                => 'Выбран следующий язык: "%s"',
-];
+);