/**
* Callback function for handling forum role changes. Note that we needed to execute this function
* on a different hook, `profile_update`. Using the normal hooks on the edit user screen won't work
* because WP will wipe out the role.
*
* @since 1.0.0
* @access public
* @param int $user_id
* @return void
*/
public function role_update($user_id)
{
/* If the current user can't promote users or edit this particular user, bail. */
if (!current_user_can('promote_users') || !current_user_can('edit_user', $user_id)) {
return;
}
/* Is this a forum role change? */
if (!isset($_POST['mb_forum_role'])) {
return;
}
/* Get keymaster variables. */
$is_keymaster = mb_is_user_keymaster(get_current_user_id());
$keymaster_role = mb_get_keymaster_role();
/* Get role variables. */
$forum_role = mb_get_user_role($user_id);
$new_role = sanitize_key($_POST['mb_forum_role']);
/* Only keymasters can promote/demote other keymasters. */
if ($is_keymaster && ($keymaster_role === $forum_role || $keymaster_role === $new_role)) {
return;
}
/* If there's a new role and it doesn't match the old one, set it. */
if ($forum_role !== $new_role && !empty($new_role)) {
mb_set_user_role($user_id, $new_role);
} elseif ($forum_role !== $new_role && empty($new_role)) {
mb_remove_user_role($user_id, $new_role);
}
}
/**
* Callback function for handling post status changes.
*
* @since 1.0.0
* @access public
* @return void
*/
public function handler()
{
/* If the current user can't promote users or there are no users, bail. */
if (!current_user_can('promote_users') || empty($_REQUEST['users'])) {
return;
}
/* Is this a forum role change request? */
if (empty($_REQUEST['mb_forum_role']) || empty($_REQUEST['mb_change_role'])) {
return;
}
/* Get the new role. */
$new_role = sanitize_key($_REQUEST['mb_forum_role']);
/* Get an array of the allowed forum roles. */
$dynamic_roles = mb_get_dynamic_roles();
/* If the new role isn't one of our forum roles, bail. */
if (!isset($dynamic_roles[$new_role])) {
return;
}
/* Get some variables we need. */
$current_user_id = get_current_user_id();
$keymaster_role = mb_get_keymaster_role();
$is_keymaster = mb_is_user_keymaster($current_user_id);
/* Only keymasters can make new keymasters. */
if ($keymaster_role === $new_role && false === $is_keymaster) {
return;
}
/* Loop through each user and change their forum role. */
foreach ((array) $_REQUEST['users'] as $user_id) {
/* You can't go changing your own role, silly! */
if ($current_user_id === $user_id) {
continue;
}
/* Get the user's current forum role. */
$forum_role = mb_get_user_role($user_id);
/* Only keymasters can demote other keymasters. */
if (false === $is_keymaster && $keymaster_role === $forum_role) {
continue;
}
/* If the new role doesn't match the user's current role, let's set it. */
if ($new_role !== $forum_role) {
mb_set_user_role($user_id, $new_role);
}
}
/* Remove some query args and build the redirect URL. */
$url = remove_query_arg(array('s', 'action', 'new_role', 'mb_forum_role', 'mb_change_role', 'action2', 'users'));
/* Redirect back to the users screen. */
wp_safe_redirect($url);
}
