class-wpml-global-ajax.php
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<?php
class WPML_Global_AJAX extends WPML_SP_User {
/**
* WPML_Global_AJAX constructor.
*
* @param SitePress $sitepress
*/
public function __construct( &$sitepress ) {
parent::__construct( $sitepress );
add_action( 'wp_ajax_save_language_negotiation_type', array( $this, 'save_language_negotiation_type_action' ) );
}
public function save_language_negotiation_type_action() {
$errors = array();
$response = false;
$nonce = filter_input( INPUT_POST, 'nonce' );
$action = filter_input( INPUT_POST, 'action' );
$is_valid_nonce = wp_verify_nonce( $nonce, $action );
if ( $is_valid_nonce ) {
$icl_language_negotiation_type = filter_input( INPUT_POST, 'icl_language_negotiation_type', FILTER_SANITIZE_NUMBER_INT, FILTER_NULL_ON_FAILURE );
$language_domains = filter_input( INPUT_POST, 'language_domains', FILTER_SANITIZE_FULL_SPECIAL_CHARS, FILTER_REQUIRE_ARRAY | FILTER_NULL_ON_FAILURE );
$use_directory = filter_input( INPUT_POST, 'use_directory', FILTER_SANITIZE_NUMBER_INT, FILTER_NULL_ON_FAILURE );
$show_on_root = filter_input( INPUT_POST, 'show_on_root', FILTER_SANITIZE_FULL_SPECIAL_CHARS, FILTER_NULL_ON_FAILURE );
$root_html_file_path = filter_input( INPUT_POST, 'root_html_file_path', FILTER_SANITIZE_FULL_SPECIAL_CHARS, FILTER_NULL_ON_FAILURE );
$hide_language_switchers = filter_input( INPUT_POST, 'hide_language_switchers', FILTER_SANITIZE_NUMBER_INT, FILTER_NULL_ON_FAILURE );
$icl_xdomain_data = filter_input( INPUT_POST, 'xdomain', FILTER_SANITIZE_NUMBER_INT, FILTER_NULL_ON_FAILURE );
$sso_enabled = filter_input( INPUT_POST, 'sso_enabled', FILTER_VALIDATE_BOOLEAN, FILTER_NULL_ON_FAILURE );
if ( $icl_language_negotiation_type ) {
$this->sitepress->set_setting( 'language_negotiation_type', $icl_language_negotiation_type );
$response = true;
if ( ! empty( $language_domains ) ) {
$this->sitepress->set_setting( 'language_domains', $language_domains );
}
if ( 1 === (int) $icl_language_negotiation_type ) {
$urls = $this->sitepress->get_setting( 'urls' );
$urls['directory_for_default_language'] = $use_directory ? true : 0;
if ( $use_directory ) {
$urls['show_on_root'] = $use_directory ? $show_on_root : '';
if ( 'html_file' === $show_on_root ) {
$root_page_url = $root_html_file_path ? $root_html_file_path : '';
$response = $this->validateRootPageUrl( $root_page_url, $errors );
if ( $response ) {
$urls['root_html_file_path'] = $root_page_url;
}
} else {
$urls['hide_language_switchers'] = $hide_language_switchers ? $hide_language_switchers : 0;
}
}
$this->sitepress->set_setting( 'urls', $urls );
}
$this->sitepress->set_setting( 'xdomain_data', $icl_xdomain_data );
$this->sitepress->set_setting( 'language_per_domain_sso_enabled', $sso_enabled );
$this->sitepress->save_settings();
}
if ( $response ) {
$permalinks_settings_url = get_admin_url( null, 'options-permalink.php' );
$save_permalinks_link = '<a href="' . $permalinks_settings_url . '">' . _x( 're-save the site permalinks', 'You may need to {re-save the site permalinks} - 2/2', 'sitepress' ) . '</a>';
$save_permalinks_message = sprintf( _x( 'You may need to %s.', 'You may need to {re-save the site permalinks} - 1/2', 'sitepress' ), $save_permalinks_link );
wp_send_json_success( $save_permalinks_message );
} else {
if ( ! $errors ) {
$errors[] = __( 'Error', 'sitepress' );
}
wp_send_json_error( $errors );
}
}
}
/**
* @param string $url
* @param array $errors
*
* @return bool
*/
private function validateRootPageUrl( $url, array &$errors ) {
$wp_http = new WP_Http();
if ( '' === trim( $url ) ) {
$errors[] = __( 'The URL of the HTML file is required', 'sitepress' );
return false;
}
if ( 0 !== strpos( $url, 'http' ) ) {
$url = get_site_url( null, $url );
}
if ( $this->is_external( $url ) ) {
$errors[] = __( 'You are trying to use an external URL: this is not allowed.', 'sitepress' );
return false;
}
try {
$response = $wp_http->get( $url );
if ( is_wp_error( $response ) ) {
$errors[] = $response->get_error_code() . ' - ' . $response->get_error_message( $response->get_error_code() );
return false;
}
if ( 200 !== (int) $response['response']['code'] ) {
$errors[] = __( 'An attempt to open the URL specified as a root page failed with the following error:', 'sitepress' );
$errors[] = $response['response']['code'] . ': ' . $response['response']['message'];
return false;
}
} catch ( Exception $ex ) {
$errors[] = $ex->getMessage();
return false;
}
return true;
}
/**
* @param string $url
*
* @return bool
*/
function is_external( $url ) {
$site_url = get_site_url();
$site_components = wp_parse_url( $site_url );
$site_host = strtolower( $site_components['host'] );
$url_components = wp_parse_url( $url );
$url_host = strtolower( $url_components['host'] );
if ( empty( $url_host ) || 0 === strcasecmp( $url_host, $site_host ) ) {
return false;
}
$site_host = $this->remove_www_prefix( $site_host );
$subdomain_position = strrpos( $url_host, '.' . $site_host );
$subdomain_length = strlen( $url_host ) - strlen( '.' . $site_host );
return $subdomain_position !== $subdomain_length; // check if the url host is a subdomain
}
/**
* @param string $site_host
*
* @return string
*/
function remove_www_prefix( $site_host ) {
$site_host_levels = explode( '.', $site_host );
if ( 2 > count( $site_host_levels ) && 'www' === $site_host_levels[0] ) {
$site_host_levels = array_slice( $site_host_levels, - ( count( $site_host_levels ) - 1 ) );
$site_host = implode( '.', $site_host_levels );
}
return $site_host;
}
}