Allow selecting the last 100 logged in users

src/assets/js/login-as.js

@@ -0,0 +1,5 @@
+$(function() {
+
+    $('.ui.dropdown').dropdown();
+
+});

src/pages/login-as.php

@@ -13,8 +13,12 @@ $page = new Page(__FILE__, __('Login as'), 100);
 if (isset($_POST['email'])) {
     $email = $_POST['email'];
 
-    $user = $database->query('SELECT * FROM `users`
+    $user = $database
-                               WHERE `email`    = "' . $email . '";')
+    ->query(
+        'SELECT *
+           FROM `users`
+          WHERE `email`    = "' . $email . '";'
+    )
     ->fetch();
 
     $success = false !== $user;
@@ -27,6 +31,18 @@ if (isset($_POST['email'])) {
 $page->header();
 $page->bodyStart();
 $page->navigation();
+
+/**
+ * Recent users
+ */
+$users = $database
+->query(
+    '  SELECT *
+         FROM `users`
+     ORDER BY `last_login` DESC
+        LIMIT 100;'
+)
+->fetchAll();
 ?>
 <main>
     <div class="ui container">
@@ -46,7 +62,12 @@ $page->navigation();
             <form class="ui form" method="POST">
                 <div class="field">
                     <label><?= __('Email') ?></label>
-                    <input type="email" name="email" placeholder="john.doe@domain.tld" />
+
+                    <select class="ui fluid search selection dropdown" name="email">
+                        <?php foreach ($users as $user) { ?>
+                            <option value="<?= $user['email'] ?>"><?= $user['email'] ?></option>
+                        <?php } ?>
+                    </select>
                 </div>
 
                 <input class="ui primary button"