MAPG-141 add reset password functionality

src/Controller/LoginController.php

@@ -1,5 +1,6 @@
 <?php namespace MapGuesser\Controller;
 
+use DateTime;
 use MapGuesser\Http\Request;
 use MapGuesser\Interfaces\Request\IRequest;
 use MapGuesser\Interfaces\Response\IContent;
@@ -8,8 +9,10 @@ use MapGuesser\Mailing\Mail;
 use MapGuesser\OAuth\GoogleOAuth;
 use MapGuesser\PersistentData\Model\User;
 use MapGuesser\PersistentData\Model\UserConfirmation;
+use MapGuesser\PersistentData\Model\UserPasswordResetter;
 use MapGuesser\PersistentData\PersistentDataManager;
 use MapGuesser\Repository\UserConfirmationRepository;
+use MapGuesser\Repository\UserPasswordResetterRepository;
 use MapGuesser\Repository\UserRepository;
 use MapGuesser\Response\HtmlContent;
 use MapGuesser\Response\JsonContent;
@@ -26,12 +29,15 @@ class LoginController
 
     private UserConfirmationRepository $userConfirmationRepository;
 
+    private UserPasswordResetterRepository $userPasswordResetterRepository;
+
     public function __construct(IRequest $request)
     {
         $this->request = $request;
         $this->pdm = new PersistentDataManager();
         $this->userRepository = new UserRepository();
         $this->userConfirmationRepository = new UserConfirmationRepository();
+        $this->userPasswordResetterRepository = new UserPasswordResetterRepository();
     }
 
     public function getLoginForm()
@@ -97,6 +103,41 @@ class LoginController
         return new HtmlContent('login/google_signup', $data);
     }
 
+    public function getRequestPasswordResetForm()
+    {
+        if ($this->request->user() !== null) {
+            return new Redirect(\Container::$routeCollection->getRoute('index')->generateLink(), IRedirect::TEMPORARY);
+        }
+
+        $data = ['email' => $this->request->query('email')];
+        return new HtmlContent('login/password_reset_request', $data);
+    }
+
+    public function getRequestPasswordResetSuccess(): IContent
+    {
+        return new HtmlContent('login/password_reset_request_success');
+    }
+
+    public function getResetPasswordForm()
+    {
+        if ($this->request->user() !== null) {
+            return new Redirect(\Container::$routeCollection->getRoute('index')->generateLink(), IRedirect::TEMPORARY);
+        }
+
+        $token = $this->request->query('token');
+        $resetter = $this->userPasswordResetterRepository->getByToken($token);
+
+        if ($resetter === null || $resetter->getExpiresDate() < new DateTime()) {
+            $data = ['success' => false];
+            return new HtmlContent('login/reset_password', $data);
+        }
+
+        $user = $this->userRepository->getById($resetter->getUserId());
+
+        $data = ['success' => true, 'token' => $token, 'email' => $user->getEmail()];
+        return new HtmlContent('login/reset_password', $data);
+    }
+
     public function login(): IContent
     {
         if ($this->request->user() !== null) {
@@ -127,7 +168,7 @@ class LoginController
         }
 
         if (!$user->checkPassword($this->request->post('password'))) {
-            $data = ['error' => ['errorText' => 'The given password is wrong.']];
+            $data = ['error' => ['errorText' => 'The given password is wrong. You can <a href="/password/requestReset?email=' . urlencode($user->getEmail()) . '" title="Request password reset">request password reset</a>!']];
             return new JsonContent($data);
         }
 
@@ -196,7 +237,7 @@ class LoginController
         if ($user !== null) {
             if ($user->getActive()) {
                 if (!$user->checkPassword($this->request->post('password'))) {
-                    $data = ['error' => ['errorText' => 'There is a user already registered with the given email address, but the given password is wrong.']];
+                    $data = ['error' => ['errorText' => 'There is a user already registered with the given email address, but the given password is wrong. You can <a href="/password/requestReset?email=' . urlencode($user->getEmail()) . '" title="Request password reset">request password reset</a>!']];
                     return new JsonContent($data);
                 }
 
@@ -370,6 +411,84 @@ class LoginController
         return new HtmlContent('login/cancel', $data);
     }
 
+    public function requestPasswordReset(): IContent
+    {
+        if ($this->request->user() !== null) {
+            $data = ['redirect' => ['target' => '/' . \Container::$routeCollection->getRoute('home')->generateLink()]];
+            return new JsonContent($data);
+        }
+
+        $user = $this->userRepository->getByEmail($this->request->post('email'));
+
+        if ($user === null) {
+            $data = ['error' => ['errorText' => 'No user found with the given email address. You can <a href="/signup" title="Sign up">sign up</a>!']];
+            return new JsonContent($data);
+        }
+
+        if (!$user->getActive()) {
+            $data = ['error' => ['errorText' => 'User found with the given email address, but the account is not activated. Please check your email and click on the activation link!']];
+            return new JsonContent($data);
+        }
+
+        $token = bin2hex(random_bytes(16));
+        $expires = new DateTime('+1 hour');
+
+        $passwordResetter = new UserPasswordResetter();
+        $passwordResetter->setUser($user);
+        $passwordResetter->setToken($token);
+        $passwordResetter->setExpiresDate($expires);
+
+        $this->pdm->saveToDb($passwordResetter);
+
+        $this->sendPasswordResetEmail($user->getEmail(), $token, $expires);
+
+        $data = ['success' => true];
+        return new JsonContent($data);
+    }
+
+
+    public function resetPassword(): IContent
+    {
+        if ($this->request->user() !== null) {
+            $data = ['redirect' => ['target' => '/' . \Container::$routeCollection->getRoute('home')->generateLink()]];
+            return new JsonContent($data);
+        }
+
+        $token = $this->request->query('token');
+        $resetter = $this->userPasswordResetterRepository->getByToken($token);
+
+        if ($resetter === null || $resetter->getExpiresDate() < new DateTime()) {
+            $data = ['redirect' => ['target' => '/' . \Container::$routeCollection->getRoute('password-reset')->generateLink(['token' => $token])]];
+            return new JsonContent($data);
+        }
+
+        if (strlen($this->request->post('password')) < 6) {
+            $data = ['error' => ['errorText' => 'The given password is too short. Please choose a password that is at least 6 characters long!']];
+            return new JsonContent($data);
+        }
+
+        if ($this->request->post('password') !== $this->request->post('password_confirm')) {
+            $data = ['error' => ['errorText' => 'The given passwords do not match.']];
+            return new JsonContent($data);
+        }
+
+        \Container::$dbConnection->startTransaction();
+
+        $this->pdm->deleteFromDb($resetter);
+
+        $user = $this->userRepository->getById($resetter->getUserId());
+        $user->setPlainPassword($this->request->post('password'));
+
+        $this->pdm->saveToDb($user);
+
+        \Container::$dbConnection->commit();
+
+        $this->request->setUser($user);
+
+        $data = ['success' => true];
+        return new JsonContent($data);
+    }
+
     private function sendConfirmationEmail(string $email, string $token): void
     {
         $mail = new Mail();
@@ -377,7 +496,7 @@ class LoginController
         $mail->setSubject('Welcome to ' . $_ENV['APP_NAME'] . ' - Activate your account');
         $mail->setBodyFromTemplate('signup', [
             'EMAIL' => $email,
-            'ACTIVATE_LINK' => $this->request->getBase() . '/'. \Container::$routeCollection->getRoute('signup.activate')->generateLink(['token' => $token]),
+            'ACTIVATE_LINK' => $this->request->getBase() . '/' . \Container::$routeCollection->getRoute('signup.activate')->generateLink(['token' => $token]),
             'CANCEL_LINK' => $this->request->getBase() . '/' . \Container::$routeCollection->getRoute('signup.cancel')->generateLink(['token' => $token]),
         ]);
         $mail->send();
@@ -393,4 +512,17 @@ class LoginController
         ]);
         $mail->send();
     }
+
+    private function sendPasswordResetEmail(string $email, string $token, DateTime $expires): void
+    {
+        $mail = new Mail();
+        $mail->addRecipient($email);
+        $mail->setSubject($_ENV['APP_NAME'] . ' - Password reset');
+        $mail->setBodyFromTemplate('password-reset', [
+            'EMAIL' => $email,
+            'RESET_LINK' => $this->request->getBase() . '/' . \Container::$routeCollection->getRoute('password-reset')->generateLink(['token' => $token]),
+            'EXPIRES' => $expires->format('Y-m-d H:i:s T')
+        ]);
+        $mail->send();
+    }
 }