pens in the ajax request,
// where `\WPForms\Forms\Preview::is_preview_page()` does not work, so we
// need to check for the GET parameter directly.
if (
// phpcs:ignore WordPress.Security.NonceVerification.Recommended, WordPress.Security.ValidatedSanitizedInput.InputNotSanitized
isset( $_REQUEST['page_url'] ) && strpos( wp_unslash( $_REQUEST['page_url'] ), 'wpforms_form_preview' ) !== false &&
current_user_can( 'manage_options' )
) {
$request['is_test'] = true;
}
$response = $this->http_post( $request, 'comment-check' );
return ! empty( $response ) && isset( $response[1] ) && 'true' === trim( $response[1] );
}
/**
* Mark the entry as not spam in Akismet.
*
* @since 1.8.8
*
* @param array $form_data Form data for the current form.
* @param array $entry Entry data for the current entry.
*
* @return bool
*/
public function set_entry_not_spam( array $form_data, array $entry ) {
if ( ! self::is_configured() ) {
return false;
}
$request = $this->get_request_args( $form_data, $entry );
$response = $this->http_post( $request, 'submit-ham' );
// Yes, Akismet returns "Thanks for making the web a better place." as the response.
return ! empty( $response ) && isset( $response[1] ) && 'Thanks for making the web a better place.' === trim( $response[1] );
}
/**
* Mark the entry as spam in Akismet.
*
* @since 1.8.9
*
* @param array $form_data Form data for the current form.
* @param array $entry Entry data for the current entry.
*
* @return bool
*/
public function submit_missed_spam( array $form_data, array $entry ) {
if ( ! self::is_configured() ) {
return false;
}
$request = $this->get_request_args( $form_data, $entry );
$response = $this->http_post( $request, 'submit-spam' );
// Yes, Akismet returns "Thanks for making the web a better place." as the response.
return ! empty( $response ) && isset( $response[1] ) && 'Thanks for making the web a better place.' === trim( $response[1] );
}
/**
* Get the request arguments to be sent to Akismet.
*
* @since 1.8.8
*
* @param array $form_data Form data for the current form.
* @param array $entry Entry data for the current entry.
*
* @return array $request_args Request arguments to be sent to Akismet.
*/
private function get_request_args( $form_data, $entry ) { // phpcs:ignore Generic.Metrics.CyclomaticComplexity.TooHigh
$entry_data = $this->get_entry_data( $form_data['fields'], $entry );
$entry_id = $entry['entry_id'] ?? null;
// We can't use certain real-time functions when the entry is marked as not spam.
// In this case, we need to use the smart tag value.
if ( ! empty( $entry_id ) ) {
$page_url = wpforms_process_smart_tags( '{page_url}', $form_data, [], $entry_id );
$url_referer = wpforms_process_smart_tags( '{url_referer}', $form_data, [], $entry_id );
$user_id = wpforms_process_smart_tags( '{user_id}', $form_data, [], $entry_id );
$user_ip = wpforms_process_smart_tags( '{user_ip}', $form_data, [], $entry_id );
$user_agent = '';
} else {
$page_url = wpforms_current_url();
$url_referer = wp_get_referer();
$user_id = get_current_user_id();
$user_ip = wpforms_get_ip();
$user_agent = isset( $_SERVER['HTTP_USER_AGENT'] ) ? wp_unslash( $_SERVER['HTTP_USER_AGENT'] ) : ''; // phpcs:ignore WordPress.Security.ValidatedSanitizedInput.InputNotSanitized
}
return [
'blog' => get_option( 'home' ),
'blog_lang' => get_locale(),
'blog_charset' => get_bloginfo( 'charset' ),
'permalink' => $page_url,
'user_ip' => wpforms_is_collecting_ip_allowed( $form_data ) ? $user_ip : '',
'user_id' => $user_id,
'user_role' => AkismetPlugin::get_user_roles( $user_id ),
'user_agent' => $user_agent,
'referrer' => $url_referer ? $url_referer : '',
'comment_type' => 'contact-form',
'comment_author' => $entry_data['name'] ?? '',
'comment_author_email' => $entry_data['email'] ?? '',
'comment_author_url' => $entry_data['url'] ?? '',
'comment_content' => $entry_data['content'] ?? '',
'honeypot_field_name' => 'wpforms[hp]',
];
}
/**
* Send a POST request to the Akismet API.
*
* @since 1.8.8
*
* @param array $request Request arguments to be sent to Akismet.
* @param string $path API path.
*
* @return array
*/
private function http_post( $request, $path ) {
// build_query() does not urlencode the values, but API explicitly requires it.
$request = array_map( 'urlencode', $request );
return AkismetPlugin::http_post( build_query( $request ), $path );
}
/**
* Validate entry.
*
* @since 1.7.6
*
* @param array $form_data Form data for the current form.
* @param array $entry Entry data for the current entry.
*
* @return string|bool
*/
public function validate( array $form_data, array $entry ) {
// If Akismet is turned on in form settings, is activated, is configured and the entry is spam.
if (
! empty( $form_data['settings']['akismet'] ) &&
self::is_configured() &&
$this->entry_is_spam( $form_data, $entry )
) {
// This string is being logged not printed, so it does not need to be translatable.
return esc_html__( 'Anti-spam verification failed, please try again later.', 'wpforms-lite' );
}
return false;
}
}
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