except remember user, changed all cookies to sessions.

components/user/request_role_change.php

@@ -8,7 +8,7 @@ function request_role_change_form()
     while ($row = $result->fetch_assoc()) {
         $roles .= '
             <label class="form_checkbox_container">' . $row['role'] . '
-                <input name="requested_role" value="' . $row['role_id'] . '" type="radio"' . ($row['role_id'] == $_COOKIE['role_id'] ? ' checked' : '') . '>
+                <input name="requested_role" value="' . $row['role_id'] . '" type="radio"' . ($row['role_id'] == $_SESSION['role_id'] ? ' checked' : '') . '>
                 <span class="checkmark"></span>
             </label>
         ';

components/user/user_view.php

@@ -19,7 +19,7 @@ function user_view($user_id)
     // TODO: Allow user to update profile picture.
     // <button id="update_profile_picture_form_button" class="modal_button underline">Update Profile Picture</button>
     // <div id="update_profile_picture_form" class="modal_form">' . update_profile_picture_form() . '</div>
-    if ((isset($_COOKIE['user_id']) && $_COOKIE['user_id'] == $user_id) || (isset($_COOKIE['role_id']) && $_COOKIE['role_id'] <= 2)) {
+    if ((isset($_SESSION['user_id']) && $_SESSION['user_id'] == $user_id) || (isset($_SESSION['role_id']) && $_SESSION['role_id'] <= 2)) {
         $view .= '
             <h3>User Actions</h3>
             <div class="user_actions">