laipower/wp-content/plugins/wp-webauthn/wwa-functions.php

402 lines
16 KiB
PHP

<?php
// WordPress transient adapter
function wwa_set_temp_val($name, $value, $client_id){
return set_transient('wwa_'.$name.$client_id, serialize($value), 90);
}
function wwa_get_temp_val($name, $client_id){
$val = get_transient('wwa_'.$name.$client_id);
return $val === false ? false : unserialize($val);
}
function wwa_delete_temp_val($name, $client_id){
return delete_transient('wwa_'.$name.$client_id);
}
// Destroy all transients
function wwa_destroy_temp_val($client_id){
wwa_delete_temp_val('user_name_auth', $client_id);
wwa_delete_temp_val('user_auth', $client_id);
wwa_delete_temp_val('pkcco', $client_id);
wwa_delete_temp_val('bind_config', $client_id);
wwa_delete_temp_val('pkcco_auth', $client_id);
wwa_delete_temp_val('usernameless_auth', $client_id);
wwa_delete_temp_val('auth_type', $client_id);
}
// Destroy all transients before wp_die
function wwa_wp_die($message = '', $client_id = false){
if($client_id !== false){
wwa_destroy_temp_val($client_id);
}
wp_die($message);
}
// Init data for new options
function wwa_init_new_options(){
if(wwa_get_option('allow_authenticator_type') === false){
wwa_update_option('allow_authenticator_type', 'none');
}
if(wwa_get_option('remember_me') === false){
wwa_update_option('remember_me', 'false');
}
if(wwa_get_option('email_login') === false){
wwa_update_option('email_login', 'false');
}
if(wwa_get_option('usernameless_login') === false){
wwa_update_option('usernameless_login', 'false');
}
if(wwa_get_option('password_reset') === false){
wwa_update_option('password_reset', 'off');
}
if(wwa_get_option('after_user_registration') === false){
wwa_update_option('after_user_registration', 'none');
}
}
// Create random strings for user ID
function wwa_generate_random_string($length = 10){
// Use cryptographically secure pseudo-random generator in PHP 7+
if(function_exists('random_bytes')){
$bytes = random_bytes(round($length/2));
return bin2hex($bytes);
}else{
// Not supported, use normal random generator instead
$characters = '0123456789abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ_';
$randomString = '';
for($i = 0; $i < $length; $i++){
$randomString .= $characters[rand(0, strlen($characters) - 1)];
}
return $randomString;
}
}
// Add log
function wwa_add_log($id, $content = '', $init = false){
if(wwa_get_option('logging') !== 'true' && !$init){
return;
}
$log = get_option('wwa_log');
if($log === false){
$log = array();
}
$log[] = '['.current_time('mysql').']['.$id.'] '.$content;
update_option('wwa_log', $log);
}
// Format trackback
function wwa_generate_call_trace($exception = false){
$e = $exception;
if($exception === false){
$e = new Exception();
}
$trace = explode("\n", $e->getTraceAsString());
$trace = array_reverse($trace);
array_shift($trace);
array_pop($trace);
$length = count($trace);
$result = array();
for($i = 0; $i < $length; $i++){
$result[] = ($i + 1).')'.substr($trace[$i], strpos($trace[$i], ' '));
}
return "Traceback:\n ".implode("\n ", $result);
}
// Delete all credentials when deleting user
function wwa_delete_user($user_id){
$res_id = wwa_generate_random_string(5);
$user_data = get_userdata($user_id);
$all_user_meta = wwa_get_option('user_id');
$user_key = '';
// Delete user meta
foreach($all_user_meta as $user => $id){
if($user === $user_data->user_login){
$user_key = $id;
wwa_add_log($res_id, "Delete user_key => \"".$id."\"");
unset($all_user_meta[$user]);
}
}
// Delete credentials
$all_credentials_meta = json_decode(wwa_get_option('user_credentials_meta'), true);
$all_credentials = json_decode(wwa_get_option('user_credentials'), true);
foreach($all_credentials_meta as $credential => $meta){
if($user_key === $meta['user']){
wwa_add_log($res_id, "Delete credential => \"".$credential."\"");
unset($all_credentials_meta[$credential]);
unset($all_credentials[$credential]);
}
}
wwa_update_option('user_id', $all_user_meta);
wwa_update_option('user_credentials_meta', json_encode($all_credentials_meta));
wwa_update_option('user_credentials', json_encode($all_credentials));
wwa_add_log($res_id, "Deleted user => \"".$user_data->user_login."\"");
}
add_action('delete_user', 'wwa_delete_user');
// Add CSS and JS in login page
function wwa_login_js(){
$wwa_not_allowed = false;
if(!function_exists('mb_substr') || !function_exists('gmp_intval') || !wwa_check_ssl() && (parse_url(site_url(), PHP_URL_HOST) !== 'localhost' && parse_url(site_url(), PHP_URL_HOST) !== '127.0.0.1')){
$wwa_not_allowed = true;
}
wp_enqueue_script('wwa_login', plugins_url('js/login.js', __FILE__), array(), get_option('wwa_version')['version'], true);
$first_choice = wwa_get_option('first_choice');
wp_localize_script('wwa_login', 'php_vars', array(
'ajax_url' => admin_url('admin-ajax.php'),
'admin_url' => admin_url(),
'usernameless' => (wwa_get_option('usernameless_login') === false ? 'false' : wwa_get_option('usernameless_login')),
'remember_me' => (wwa_get_option('remember_me') === false ? 'false' : wwa_get_option('remember_me')),
'email_login' => (wwa_get_option('email_login') === false ? 'false' : wwa_get_option('email_login')),
'allow_authenticator_type' => (wwa_get_option('allow_authenticator_type') === false ? "none" : wwa_get_option('allow_authenticator_type')),
'webauthn_only' => ($first_choice === 'webauthn' && !$wwa_not_allowed) ? 'true' : 'false',
'password_reset' => ((wwa_get_option('password_reset') === false || wwa_get_option('password_reset') === 'off') ? 'false' : 'true'),
'separator' => apply_filters('login_link_separator', ' | '),
'i18n_1' => __('Auth', 'wp-webauthn'),
'i18n_2' => __('Authenticate with WebAuthn', 'wp-webauthn'),
'i18n_3' => __('Hold on...', 'wp-webauthn'),
'i18n_4' => __('Please proceed...', 'wp-webauthn'),
'i18n_5' => __('Authenticating...', 'wp-webauthn'),
'i18n_6' => '<span class="wwa-success"><span class="dashicons dashicons-yes"></span> '.__('Authenticated', 'wp-webauthn').'</span>',
'i18n_7' => '<span class="wwa-failed"><span class="dashicons dashicons-no-alt"></span> '.__('Auth failed', 'wp-webauthn').'</span>',
'i18n_8' => __('It looks like your browser doesn\'t support WebAuthn, which means you may unable to login.', 'wp-webauthn'),
'i18n_9' => __('Username', 'wp-webauthn'),
'i18n_10' => __('Username or Email Address'),
'i18n_11' => __('<strong>Error</strong>: The username field is empty.', 'wp-webauthn'),
'i18n_12' => '<span class="wwa-try-username">'.__('Try to enter the username', 'wp-webauthn').'</span>'
));
if($first_choice === 'true' || $first_choice === 'webauthn'){
wp_enqueue_script('wwa_default', plugins_url('js/default_wa.js', __FILE__), array(), get_option('wwa_version')['version'], true);
}
wp_enqueue_style('wwa_login_css', plugins_url('css/login.css', __FILE__), array(), get_option('wwa_version')['version']);
}
add_action('login_enqueue_scripts', 'wwa_login_js', 999);
// Disable password login
function wwa_disable_password($user){
if(!function_exists('mb_substr') || !function_exists('gmp_intval') || !wwa_check_ssl() && (parse_url(site_url(), PHP_URL_HOST) !== 'localhost' && parse_url(site_url(), PHP_URL_HOST) !== '127.0.0.1')){
return $user;
}
if(wwa_get_option('first_choice') === 'webauthn'){
return new WP_Error('wwa_password_disabled', __('Logging in with password has been disabled by the site manager.', 'wp-webauthn'));
}
if(is_wp_error($user)){
return $user;
}
if(get_the_author_meta('webauthn_only', $user->ID) === 'true'){
return new WP_Error('wwa_password_disabled_for_account', __('Logging in with password has been disabled for this account.', 'wp-webauthn'));
}
return $user;
}
add_filter('wp_authenticate_user', 'wwa_disable_password', 10, 1);
function wwa_handle_user_register($user_id){
if(wwa_get_option('password_reset') === 'admin' || wwa_get_option('password_reset') === 'all'){
update_user_option($user_id, 'default_password_nag', false);
}
if(wwa_get_option('after_user_registration') === 'login'){
wp_set_current_user($user_id);
wp_set_auth_cookie($user_id);
wp_redirect(admin_url('profile.php?wwa_registered=true#wwa-webauthn-start'));
exit;
}
}
add_action('register_new_user', 'wwa_handle_user_register');
// Disable Password Reset URL & Redirect
function wwa_disable_lost_password(){
if((wwa_get_option('password_reset') === 'admin' || wwa_get_option('password_reset') === 'all') && isset( $_GET['action'] )){
if(in_array($_GET['action'], array('lostpassword', 'retrievepassword', 'resetpass', 'rp'))){
wp_redirect(wp_login_url(), 302);
exit;
}
}
}
function wwa_handle_lost_password_html_link($link){
if(wwa_get_option('password_reset') === 'admin' || wwa_get_option('password_reset') === 'all'){
return '<span id="wwa-lost-password-link-placeholder"></span>';
}
return $link;
}
function wwa_handle_password(){
if(wwa_get_option('password_reset') === 'admin' || wwa_get_option('password_reset') === 'all'){
if(wwa_get_option('password_reset') === 'admin'){
if(current_user_can('edit_users')){
return true;
}
}
return false;
}
return true;
}
if(wwa_get_option('password_reset') === 'admin' || wwa_get_option('password_reset') === 'all'){
add_action('login_init', 'wwa_disable_lost_password');
add_filter('lost_password_html_link', 'wwa_handle_lost_password_html_link');
add_filter('show_password_fields', 'wwa_handle_password');
add_filter('allow_password_reset', 'wwa_handle_password');
}
// Show a notice in admin pages
function wwa_no_authenticator_warning(){
$user_info = wp_get_current_user();
$first_choice = wwa_get_option('first_choice');
$check_self = true;
if($first_choice !== 'webauthn' && get_the_author_meta('webauthn_only', $user_info->ID ) !== 'true'){
$check_self = false;
}
if($check_self){
// Check current user
$user_id = '';
$show_notice_flag = false;
if(!isset(wwa_get_option('user_id')[$user_info->user_login])){
$show_notice_flag = true;
}else{
$user_id = wwa_get_option('user_id')[$user_info->user_login];
}
if(!$show_notice_flag){
$show_notice_flag = true;
$data = json_decode(wwa_get_option('user_credentials_meta'), true);
foreach($data as $value){
if($user_id === $value['user']){
$show_notice_flag = false;
break;
}
}
}
if($show_notice_flag){?>
<div class="notice notice-warning">
<p><?php printf(__('Logging in with password has been disabled for %s but you haven\'t register any WebAuthn authenticator yet. You may unable to login again once you log out. <a href="%s#wwa-webauthn-start">Register</a>', 'wp-webauthn'), $first_choice === 'webauthn' ? __('the site', 'wp-webauthn') : __('your account', 'wp-webauthn'), admin_url('profile.php'));?></p>
</div>
<?php }
}
// Check other user
global $pagenow;
if($pagenow == 'user-edit.php' && isset($_GET['user_id']) && intval($_GET['user_id']) !== $user_info->ID){
$user_id_wp = intval($_GET['user_id']);
if($user_id_wp <= 0){
return;
}
if(!current_user_can('edit_user', $user_id_wp)){
return;
}
$user_info = get_user_by('id', $user_id_wp);
if($user_info === false){
return;
}
if($first_choice !== 'webauthn' && get_the_author_meta('webauthn_only', $user_info->ID) !== 'true'){
return;
}
$user_id = '';
$show_notice_flag = false;
if(!isset(wwa_get_option('user_id')[$user_info->user_login])){
$show_notice_flag = true;
}else{
$user_id = wwa_get_option('user_id')[$user_info->user_login];
}
if(!$show_notice_flag){
$show_notice_flag = true;
$data = json_decode(wwa_get_option('user_credentials_meta'), true);
foreach($data as $value){
if($user_id === $value['user']){
$show_notice_flag = false;
break;
}
}
}
if($show_notice_flag){ ?>
<div class="notice notice-warning">
<p><?php printf(__('Logging in with password has been disabled for %s but <strong>this account</strong> haven\'t register any WebAuthn authenticator yet. This user may unable to login.', 'wp-webauthn'), $first_choice === 'webauthn' ? __('the site', 'wp-webauthn') : __('this account', 'wp-webauthn'));?></p>
</div>
<?php }
}
}
add_action('admin_notices', 'wwa_no_authenticator_warning');
// Load Gutenberg block assets
function wwa_load_blocks(){
wp_enqueue_script(
'wwa_block_js',
plugins_url('blocks/blocks.build.js', __FILE__),
['wp-blocks', 'wp-i18n', 'wp-element', 'wp-editor'],
true
);
wp_set_script_translations('wwa_block_js', 'wp-webauthn', plugin_dir_path(__FILE__).'blocks/languages');
}
add_action('enqueue_block_editor_assets', 'wwa_load_blocks');
// Multi-language support
function wwa_load_textdomain(){
load_plugin_textdomain('wp-webauthn', false, dirname(plugin_basename(__FILE__)).'/languages');
}
add_action('init', 'wwa_load_textdomain');
// Add meta links in plugin list page
function wwa_settings_link($links_array, $plugin_file_name){
if($plugin_file_name === 'wp-webauthn/wp-webauthn.php'){
$links_array[] = '<a href="options-general.php?page=wwa_admin">'.__('Settings', 'wp-webauthn').'</a>';
}
return $links_array;
}
add_filter('plugin_action_links', 'wwa_settings_link', 10, 2);
function wwa_meta_link($links_array, $plugin_file_name){
if($plugin_file_name === 'wp-webauthn/wp-webauthn.php'){
$links_array[] = '<a href="https://github.com/yrccondor/wp-webauthn">'.__('GitHub', 'wp-webauthn').'</a>';
$links_array[] = '<a href="http://doc.flyhigher.top/wp-webauthn">'.__('Documentation', 'wp-webauthn').'</a>';
}
return $links_array;
}
add_filter('plugin_row_meta', 'wwa_meta_link', 10, 2);
// Check if we are under HTTPS
function wwa_check_ssl() {
if (isset($_SERVER['HTTPS']) && $_SERVER['HTTPS'] !== 'off' && $_SERVER['HTTPS'] !== '') {
return true;
}
if (!empty($_SERVER['HTTP_X_FORWARDED_PROTO']) && $_SERVER['HTTP_X_FORWARDED_PROTO'] === 'https' || !empty($_SERVER['HTTP_X_FORWARDED_SSL']) && $_SERVER['HTTP_X_FORWARDED_SSL'] === 'on') {
return true;
}
if (isset($_SERVER['SERVER_PROTOCOL']) && $_SERVER['SERVER_PROTOCOL'] === 'HTTP/3.0') {
return true;
}
if (isset($_SERVER['REQUEST_SCHEME']) && ($_SERVER['REQUEST_SCHEME'] === 'quic' || $_SERVER['REQUEST_SCHEME'] === 'https')) {
return true;
}
return false;
}
// Check user privileges
function wwa_validate_privileges() {
$user = wp_get_current_user();
$allowed_roles = array('administrator');
if(array_intersect($allowed_roles, $user->roles)){
return true;
}
return false;
}
// Get user by username or email
function wwa_get_user($username) {
if(wwa_get_option('email_login') !== 'true'){
return get_user_by('login', $username);
}else{
if(is_email($username)){
return get_user_by('email', $username);
}
return get_user_by('login', $username);
}
}
?>