Merge branch 'release/v0.7.14' into feature/react

app/Services/Users/TwoFactorSetupService.php

@@ -1,23 +1,18 @@
 <?php
-/**
- * Pterodactyl - Panel
- * Copyright (c) 2015 - 2017 Dane Everitt <dane@daneeveritt.com>.
- *
- * This software is licensed under the terms of the MIT license.
- * https://opensource.org/licenses/MIT
- */
 
 namespace Pterodactyl\Services\Users;
 
+use Exception;
+use RuntimeException;
 use Pterodactyl\Models\User;
-use Illuminate\Support\Collection;
-use PragmaRX\Google2FAQRCode\Google2FA;
 use Illuminate\Contracts\Encryption\Encrypter;
 use Pterodactyl\Contracts\Repository\UserRepositoryInterface;
 use Illuminate\Contracts\Config\Repository as ConfigRepository;
 
 class TwoFactorSetupService
 {
+    const VALID_BASE32_CHARACTERS = 'ABCDEFGHIJKLMNOPQRSTUVWXYZ234567';
+
     /**
      * @var \Illuminate\Contracts\Config\Repository
      */
@@ -28,11 +23,6 @@ class TwoFactorSetupService
      */
     private $encrypter;
 
-    /**
-     * @var PragmaRX\Google2FAQRCode\Google2FA
-     */
-    private $google2FA;
-
     /**
      * @var \Pterodactyl\Contracts\Repository\UserRepositoryInterface
      */
@@ -43,43 +33,51 @@ class TwoFactorSetupService
      *
      * @param \Illuminate\Contracts\Config\Repository                   $config
      * @param \Illuminate\Contracts\Encryption\Encrypter                $encrypter
-     * @param PragmaRX\Google2FAQRCode\Google2FA                        $google2FA
      * @param \Pterodactyl\Contracts\Repository\UserRepositoryInterface $repository
      */
     public function __construct(
         ConfigRepository $config,
         Encrypter $encrypter,
-        Google2FA $google2FA,
         UserRepositoryInterface $repository
     ) {
         $this->config = $config;
         $this->encrypter = $encrypter;
-        $this->google2FA = $google2FA;
         $this->repository = $repository;
     }
 
     /**
      * Generate a 2FA token and store it in the database before returning the
-     * QR code image.
+     * QR code URL. This URL will need to be attached to a QR generating service in
+     * order to function.
      *
      * @param \Pterodactyl\Models\User $user
-     * @return \Illuminate\Support\Collection
+     * @return string
      *
      * @throws \Pterodactyl\Exceptions\Model\DataValidationException
      * @throws \Pterodactyl\Exceptions\Repository\RecordNotFoundException
      */
-    public function handle(User $user): Collection
+    public function handle(User $user): string
     {
-        $secret = $this->google2FA->generateSecretKey($this->config->get('pterodactyl.auth.2fa.bytes'));
-        $image = $this->google2FA->getQRCodeInline($this->config->get('app.name'), $user->email, $secret);
+        $secret = '';
+        try {
+            for ($i = 0; $i < $this->config->get('pterodactyl.auth.2fa.bytes', 16); $i++) {
+                $secret .= substr(self::VALID_BASE32_CHARACTERS, random_int(0, 31), 1);
+            }
+        } catch (Exception $exception) {
+            throw new RuntimeException($exception->getMessage(), 0, $exception);
+        }
 
         $this->repository->withoutFreshModel()->update($user->id, [
             'totp_secret' => $this->encrypter->encrypt($secret),
         ]);
 
-        return new Collection([
-            'image' => $image,
-            'secret' => $secret,
-        ]);
+        $company = $this->config->get('app.name');
+
+        return sprintf(
+            'otpauth://totp/%1$s:%2$s?secret=%3$s&issuer=%1$s',
+            rawurlencode($company),
+            rawurlencode($user->email),
+            rawurlencode($secret)
+        );
     }
 }