Login form: add remember username feature

example/includes/config.yml

@@ -172,6 +172,12 @@ auth:
       http: "HTTP"
       cas: "SSO"
 
+    # Remember username
+    # Enable the feature (default: true)
+    # remember_username: true
+    # Cookie name (default: remember_username)
+    # remember_username_cookie_name: "remember_username"
+
   #
   # HTTP Authentication Configuration
   #

locales/fr_FR.UTF8/LC_MESSAGES/EESYPHP.po

@@ -1,7 +1,7 @@
 msgid ""
 msgstr ""
 "Project-Id-Version: \n"
-"POT-Creation-Date: 2023-03-22 19:13+0100\n"
+"POT-Creation-Date: 2023-04-22 18:48+0200\n"
 "PO-Revision-Date: \n"
 "Last-Translator: Benjamin Renard <brenard@easter-eggs.com>\n"
 "Language-Team: \n"
@@ -28,11 +28,11 @@ msgstr "Inconnu"
 msgid "Unable to connect to the database."
 msgstr "Impossible de se connecter à la base de données."
 
-#: Auth/Form.php:41
+#: Auth/Form.php:51
 msgid "Invalid username or password."
 msgstr "Nom d'utilisateur ou mot de passe invalide."
 
-#: Auth/Form.php:74
+#: Auth/Form.php:92
 msgid "Sign in"
 msgstr "Connexion"
 
@@ -581,15 +581,19 @@ msgstr "Merci de patienter pendant le traitement de votre requête."
 msgid "Are you sure?"
 msgstr "Êtes-vous sure ?"
 
-#: templates/login.tpl:19 templates/login.tpl:20
+#: templates/login.tpl:20 templates/login.tpl:21
 msgid "Username"
 msgstr "Nom d'utilisateur"
 
-#: templates/login.tpl:24 templates/login.tpl:25
+#: templates/login.tpl:26 templates/login.tpl:27
 msgid "Password"
 msgstr "Mot de passe"
 
-#: templates/login.tpl:29
+#: templates/login.tpl:33
+msgid "Remember username"
+msgstr "Mémoriser nom d'utilisateur"
+
+#: templates/login.tpl:38
 msgid "Submit"
 msgstr "Envoyer"
 

locales/messages.pot

@@ -1,7 +1,7 @@
 msgid ""
 msgstr ""
-"POT-Creation-Date: 2023-03-22 19:13+0100\n"
+"POT-Creation-Date: 2023-04-22 18:48+0200\n"
-"PO-Revision-Date: 2023-03-22 19:13+0100\n"
+"PO-Revision-Date: 2023-04-22 18:48+0200\n"
 "MIME-Version: 1.0\n"
 "Content-Type: text/plain; charset=UTF-8\n"
 "Content-Transfer-Encoding: 8bit\n"
@@ -22,11 +22,11 @@ msgstr ""
 msgid "Unable to connect to the database."
 msgstr ""
 
-#: Auth/Form.php:41
+#: Auth/Form.php:51
 msgid "Invalid username or password."
 msgstr ""
 
-#: Auth/Form.php:74
+#: Auth/Form.php:92
 msgid "Sign in"
 msgstr ""
 
@@ -504,15 +504,19 @@ msgstr ""
 msgid "Are you sure?"
 msgstr ""
 
-#: templates/login.tpl:19 templates/login.tpl:20
+#: templates/login.tpl:20 templates/login.tpl:21
 msgid "Username"
 msgstr ""
 
-#: templates/login.tpl:24 templates/login.tpl:25
+#: templates/login.tpl:26 templates/login.tpl:27
 msgid "Password"
 msgstr ""
 
-#: templates/login.tpl:29
+#: templates/login.tpl:33
+msgid "Remember username"
+msgstr ""
+
+#: templates/login.tpl:38
 msgid "Submit"
 msgstr ""
 

skel/config.yml

@@ -172,6 +172,12 @@ auth:
       http: "HTTP"
       cas: "SSO"
 
+    # Remember username
+    # Enable the feature (default: true)
+    # remember_username: true
+    # Cookie name (default: remember_username)
+    # remember_username_cookie_name: "remember_username"
+
   #
   # HTTP Authentication Configuration
   #

src/Auth/Form.php

@@ -22,6 +22,8 @@ class Form extends Method {
       array(
         'display_other_methods' => array(),
         'include_navbar' => true,
+        'remember_username' => true,
+        'remember_username_cookie_name' => 'remember_username',
       )
     );
     Url :: add_url_handler('#^login$#', array('EesyPHP\\Auth\\Form', 'handle_login'), null, false);
@@ -38,7 +40,15 @@ class Form extends Method {
     $user = null;
     if (isset($_REQUEST['username']) && isset($_REQUEST['password'])) {
       $user = Auth :: authenticate($_REQUEST['username'], $_REQUEST['password']);
-      if (!$user) Tpl::add_error(_('Invalid username or password.'));
+      if ($user) {
+        setcookie(
+          App::get('auth.login_form.remember_username_cookie_name'),
+          App::get('auth.login_form.remember_username') && isset($_REQUEST['remember-username'])?
+          $user->username:null
+        );
+      }
+      else
+        Tpl::add_error(_('Invalid username or password.'));
     }
     if ($force && !$user) {
       if (Url :: get_current_url() != 'login')
@@ -67,8 +77,15 @@ class Form extends Method {
     }
     if ($user)
       Url :: redirect(isset($_REQUEST['next'])?urldecode($_REQUEST['next']):null);
-    else
+
-    Tpl :: assign('next', (isset($_REQUEST['next'])?urldecode($_REQUEST['next']):''));
+    $remember_username = App::get('auth.login_form.remember_username', null, 'bool');
+    Tpl :: assign('remember_username', $remember_username);
+    if ($remember_username) {
+      $cookie_name = App::get('auth.login_form.remember_username_cookie_name');
+      Tpl :: assign('username', isset($_COOKIE[$cookie_name])?$_COOKIE[$cookie_name]:null);
+    }
+
+    Tpl :: assign('next', isset($_REQUEST['next'])?urldecode($_REQUEST['next']):'');
     Tpl :: assign('display_other_methods', $display_other_methods);
     Tpl :: assign('include_navbar', App::get('auth.login_form.include_navbar', null, 'bool'));
     Tpl :: display('login.tpl', I18n::_('Sign in'));

templates/login.tpl

@@ -16,7 +16,7 @@
 
     <div class="form-floating">
       <input type="text" class="form-control" id="input_username" name="username"
-        placeholder="{t domain=$CORE_TEXT_DOMAIN}Username{/t}"/>
+        placeholder="{t domain=$CORE_TEXT_DOMAIN}Username{/t}" value="{if $remember_username && $username}{$username|escape:"quotes"}{/if}"/>
       <label for="input_username">{t domain=$CORE_TEXT_DOMAIN}Username{/t}</label>
     </div>
     <div class="form-floating">
@@ -25,6 +25,15 @@
       <label for="input_password">{t domain=$CORE_TEXT_DOMAIN}Password{/t}</label>
     </div>
 
+    {if $remember_username}
+    <div class="checkbox mb-3">
+      <label>
+        <input type="checkbox" name="remember-username" value="remember" {if $username}checked{/if}>
+        {t domain=$CORE_TEXT_DOMAIN}Remember username{/t}
+      </label>
+    </div>
+    {/if}
+    
     <button class="w-100 btn btn-lg btn-primary" type="submit">
       {t domain=$CORE_TEXT_DOMAIN}Submit{/t}
     </button>