first commit
This commit is contained in:
Roman Pyrih
382
wp-content/plugins/contact-form-7/modules/turnstile/service.php
Normal file
382
wp-content/plugins/contact-form-7/modules/turnstile/service.php
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<?php
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/**
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* Turnstile service main file
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*/
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if ( ! class_exists( 'WPCF7_Service' ) ) {
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return;
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}
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class WPCF7_Turnstile extends WPCF7_Service {
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private static $instance;
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private $sitekeys;
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/**
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* Returns the singleton instance of the class.
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*/
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public static function get_instance() {
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if ( empty( self::$instance ) ) {
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self::$instance = new self();
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}
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return self::$instance;
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}
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/**
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* The constructor.
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*/
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private function __construct() {
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$this->sitekeys = WPCF7::get_option( 'turnstile' );
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}
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/**
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* Returns the service title.
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*/
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public function get_title() {
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return __( 'Turnstile', 'contact-form-7' );
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}
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/**
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* Returns true if the service is active.
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*/
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public function is_active() {
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$sitekey = $this->get_sitekey();
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$secret = $this->get_secret( $sitekey );
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return $sitekey && $secret;
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}
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/**
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* Returns an array of categories to which the service belongs to.
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*/
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public function get_categories() {
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return array( 'spam_protection' );
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}
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/**
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* Returns the icon that represents the service.
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*/
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public function icon() {
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}
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/**
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* Returns a link to the service provider.
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*/
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public function link() {
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echo wp_kses_data( wpcf7_link(
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'https://www.cloudflare.com/application-services/products/turnstile/',
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'cloudflare.com'
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) );
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}
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/**
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* Returns a sitekey.
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*/
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public function get_sitekey() {
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$sitekeys = (array) $this->sitekeys;
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$sitekey = array_key_first( $sitekeys ) ?? '';
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return apply_filters( 'wpcf7_turnstile_sitekey', $sitekey );
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}
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/**
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* Returns the secret key that is paired with the given sitekey.
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*/
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public function get_secret( $sitekey ) {
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$sitekeys = (array) $this->sitekeys;
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$secret = $sitekeys[$sitekey] ?? '';
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return apply_filters( 'wpcf7_turnstile_secret', $secret );
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}
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/**
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* Logs an API response.
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*/
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protected function log( $url, $request, $response ) {
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wpcf7_log_remote_request( $url, $request, $response );
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}
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/**
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* Verifies a response token.
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*/
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public function verify( $token ) {
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$is_human = false;
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if ( empty( $token ) or ! $this->is_active() ) {
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return $is_human;
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}
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$endpoint = 'https://challenges.cloudflare.com/turnstile/v0/siteverify';
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$sitekey = $this->get_sitekey();
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$secret = $this->get_secret( $sitekey );
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$request = array(
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'body' => array(
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'secret' => $secret,
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'response' => $token,
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),
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);
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$response = wp_remote_post( sanitize_url( $endpoint ), $request );
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if ( 200 !== wp_remote_retrieve_response_code( $response ) ) {
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if ( WP_DEBUG ) {
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$this->log( $endpoint, $request, $response );
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}
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return $is_human;
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}
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$response_body = wp_remote_retrieve_body( $response );
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$response_body = json_decode( $response_body, true );
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if ( $response_body['success'] ) {
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$is_human = true;
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}
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if ( $submission = WPCF7_Submission::get_instance() ) {
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$submission->push( 'turnstile', array(
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'response' => $response_body,
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) );
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}
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return $is_human;
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}
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/**
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* Returns the menu page URL for the service configuration.
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*/
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protected function menu_page_url( $args = '' ) {
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$args = wp_parse_args( $args, array() );
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$url = menu_page_url( 'wpcf7-integration', false );
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$url = add_query_arg( array( 'service' => 'turnstile' ), $url );
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if ( ! empty( $args ) ) {
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$url = add_query_arg( $args, $url );
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}
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return $url;
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}
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/**
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* Saves the service configuration data.
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*/
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protected function save_data() {
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WPCF7::update_option( 'turnstile', $this->sitekeys );
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}
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/**
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* Resets the service configuration data.
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*/
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protected function reset_data() {
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$this->sitekeys = null;
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$this->save_data();
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}
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/**
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* The loading process of the service configuration page.
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*/
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public function load( $action = '' ) {
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if (
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'setup' === $action and
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'POST' === wpcf7_superglobal_server( 'REQUEST_METHOD' )
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) {
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check_admin_referer( 'wpcf7-turnstile-setup' );
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if ( wpcf7_superglobal_post( 'reset' ) ) {
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$this->reset_data();
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$redirect_to = $this->menu_page_url( 'action=setup' );
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} else {
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$sitekey = wpcf7_superglobal_post( 'sitekey' );
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$secret = wpcf7_superglobal_post( 'secret' );
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if ( $sitekey and $secret ) {
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$this->sitekeys = array( $sitekey => $secret );
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$this->save_data();
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$redirect_to = $this->menu_page_url( array(
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'message' => 'success',
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) );
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} else {
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$redirect_to = $this->menu_page_url( array(
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'action' => 'setup',
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'message' => 'invalid',
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) );
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}
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}
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wp_safe_redirect( $redirect_to );
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exit();
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}
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}
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/**
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* Displays a notice on the integration page.
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*/
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public function admin_notice( $message = '' ) {
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if ( 'invalid' === $message ) {
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wp_admin_notice(
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__( '<strong>Error:</strong> Invalid key values.', 'contact-form-7' ),
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array( 'type' => 'error' )
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);
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}
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if ( 'success' === $message ) {
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wp_admin_notice(
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__( 'Settings saved.', 'contact-form-7' ),
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array( 'type' => 'success' )
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);
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}
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}
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/**
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* Displays the service configuration box.
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*/
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public function display( $action = '' ) {
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$formatter = new WPCF7_HTMLFormatter( array(
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'allowed_html' => array_merge( wpcf7_kses_allowed_html(), array(
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'form' => array(
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'action' => true,
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'method' => true,
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),
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) ),
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) );
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$formatter->append_start_tag( 'p' );
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$formatter->append_preformatted(
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esc_html( __( 'Turnstile is Cloudflare’s smart CAPTCHA alternative, which confirms web visitors are real and blocks unwanted bots without slowing down web experiences for real users.', 'contact-form-7' ) )
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);
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$formatter->end_tag( 'p' );
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$formatter->append_start_tag( 'p' );
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$formatter->append_start_tag( 'strong' );
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$formatter->append_preformatted(
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wpcf7_link(
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__( 'https://contactform7.com/turnstile-integration/', 'contact-form-7' ),
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__( 'Cloudflare Turnstile integration', 'contact-form-7' )
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)
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);
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$formatter->end_tag( 'p' );
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if ( $this->is_active() ) {
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$formatter->append_start_tag( 'p', array(
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'class' => 'dashicons-before dashicons-yes',
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) );
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$formatter->append_preformatted(
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esc_html( __( 'Turnstile is active on this site.', 'contact-form-7' ) )
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);
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$formatter->end_tag( 'p' );
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}
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if ( 'setup' === $action ) {
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$formatter->call_user_func( function () {
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$this->display_setup();
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} );
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} else {
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$formatter->append_start_tag( 'p' );
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$formatter->append_start_tag( 'a', array(
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'href' => esc_url( $this->menu_page_url( 'action=setup' ) ),
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'class' => 'button',
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) );
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$formatter->append_preformatted(
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esc_html( __( 'Setup integration', 'contact-form-7' ) )
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);
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$formatter->end_tag( 'p' );
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}
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$formatter->print();
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}
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/**
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* Displays the service setup form.
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*/
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private function display_setup() {
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$sitekey = $this->is_active() ? $this->get_sitekey() : '';
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$secret = $this->is_active() ? $this->get_secret( $sitekey ) : '';
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?>
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<form method="post" action="<?php echo esc_url( $this->menu_page_url( 'action=setup' ) ); ?>">
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<?php wp_nonce_field( 'wpcf7-turnstile-setup' ); ?>
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<table class="form-table">
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<tbody>
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<tr>
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<th scope="row"><label for="sitekey"><?php echo esc_html( __( 'Site Key', 'contact-form-7' ) ); ?></label></th>
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<td><?php
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if ( $this->is_active() ) {
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echo esc_html( $sitekey );
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echo sprintf(
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'<input type="hidden" value="%1$s" id="sitekey" name="sitekey" />',
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esc_attr( $sitekey )
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);
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} else {
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echo sprintf(
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'<input type="text" aria-required="true" value="%1$s" id="sitekey" name="sitekey" class="regular-text code" />',
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esc_attr( $sitekey )
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);
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}
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?></td>
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</tr>
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<tr>
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<th scope="row"><label for="secret"><?php echo esc_html( __( 'Secret Key', 'contact-form-7' ) ); ?></label></th>
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<td><?php
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if ( $this->is_active() ) {
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echo esc_html( wpcf7_mask_password( $secret, 4, 4 ) );
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echo sprintf(
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'<input type="hidden" value="%1$s" id="secret" name="secret" />',
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esc_attr( $secret )
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);
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} else {
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echo sprintf(
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'<input type="text" aria-required="true" value="%1$s" id="secret" name="secret" class="regular-text code" />',
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esc_attr( $secret )
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);
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}
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?></td>
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</tr>
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</tbody>
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</table>
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<?php
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if ( $this->is_active() ) {
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submit_button(
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_x( 'Remove Keys', 'API keys', 'contact-form-7' ),
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'small', 'reset'
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);
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} else {
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submit_button( __( 'Save Changes', 'contact-form-7' ) );
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}
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?>
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</form>
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<?php
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}
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}
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