make it possible to change email and username

src/Controller/UserController.php

@@ -8,6 +8,7 @@ use SokoWeb\Interfaces\Response\IRedirect;
 use SokoWeb\OAuth\GoogleOAuth;
 use MapGuesser\PersistentData\Model\User;
 use MapGuesser\Repository\GuessRepository;
+use MapGuesser\Repository\UserRepository;
 use MapGuesser\Repository\UserConfirmationRepository;
 use MapGuesser\Repository\UserInChallengeRepository;
 use MapGuesser\Repository\UserPasswordResetterRepository;
@@ -19,6 +20,8 @@ use SokoWeb\Util\JwtParser;
 
 class UserController implements IAuthenticationRequired
 {
+    private UserRepository $userRepository;
+
     private UserConfirmationRepository $userConfirmationRepository;
 
     private UserPasswordResetterRepository $userPasswordResetterRepository;
@@ -31,6 +34,7 @@ class UserController implements IAuthenticationRequired
 
     public function __construct()
     {
+        $this->userRepository = new UserRepository();
         $this->userConfirmationRepository = new UserConfirmationRepository();
         $this->userPasswordResetterRepository = new UserPasswordResetterRepository();
         $this->userPlayedPlaceRepository = new UserPlayedPlaceRepository();
@@ -148,6 +152,32 @@ class UserController implements IAuthenticationRequired
             return new JsonContent(['error' => ['errorText' => $error]]);
         }
 
+        $newEmail = \Container::$request->post('email');
+        if ($newEmail !== $user->getEmail()) {
+            if (!filter_var($newEmail, FILTER_VALIDATE_EMAIL)) {
+                return new JsonContent(['error' => ['errorText' => 'The given email address is not valid.']]);
+            }
+
+            if ($this->userRepository->getByEmail($newEmail) !== null) {
+                return new JsonContent(['error' => ['errorText' => 'The given email address belongs to another account.']]);
+            }
+
+            $user->setEmail($newEmail);
+        }
+
+        $newUsername = \Container::$request->post('username');
+        if (strlen($newUsername) > 0 && $newUsername !== $user->getUsername()) {
+            if (filter_var($newUsername, FILTER_VALIDATE_EMAIL)) {
+                return new JsonContent(['error' => ['errorText' => 'Please select a username that is not a valid email address.']]);
+            }
+
+            if ($this->userRepository->getByUsername($newUsername) !== null) {
+                return new JsonContent(['error' => ['errorText' => 'The given username is already taken.']]);
+            }
+
+            $user->setUsername($newUsername);
+        }
+
         if (strlen(\Container::$request->post('password_new')) > 0) {
             if (strlen(\Container::$request->post('password_new')) < 6) {
                 return new JsonContent([

views/account/account.php

@@ -5,11 +5,11 @@
 @section(main)
     <h2>Account</h2>
     <div class="box">
-        <form id="accountForm" action="/account" method="post" data-observe-inputs="password_new,password_new_confirm">
+        <form id="accountForm" action="/account" method="post" data-reload-on-success="true" data-observe-inputs="email,username,password_new,password_new_confirm">
             <?php if ($user['password'] !== null && $user['google_sub'] !== null): ?>
                 <p class="justify small">Please confirm your identity with your password or with Google to modify your account.</p>
                 <div class="inputWithButton">
-                    <input type="password" class="text name="password" placeholder="Current password" autocomplete="current-password" required minlength="6" autofocus><!--
+                    <input type="password" class="text" name="password" placeholder="Current password" autocomplete="current-password" required minlength="6" autofocus><!--
                  --><button id="authenticateWithGoogleButton" class="yellow" type="button">Google</button>
                 </div>
             <?php elseif ($user['password'] !== null): ?>
@@ -23,8 +23,8 @@
                 </div>
             <?php endif; ?>
             <hr>
-            <?php /* TODO: disabled for the time being, email modification should be implemented */ ?>
+            <input type="email" class="text big fullWidth" name="email" placeholder="Email address" autocomplete="username" value="<?= $user['email'] ?>">
-            <input type="email" class="text big fullWidth" name="email" placeholder="Email address" autocomplete="username" value="<?= $user['email'] ?>" disabled>
+            <input type="username" class="text big fullWidth marginTop" name="username" placeholder="Username" value="<?= $user['username'] ?>">
             <input type="password" class="text big fullWidth marginTop" name="password_new" placeholder="New password" autocomplete="new-password" minlength="6">
             <input type="password" class="text big fullWidth marginTop" name="password_new_confirm" placeholder="New password confirmation" autocomplete="new-password" minlength="6">
             <p id="accountFormError" class="formError justify marginTop"></p>