WP_Recovery_Mode_Email_Service::maybe_send_recovery_mode_email( int $rate_limit, array $error, array $extension ): true|WP_Error

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Sends the recovery mode email if the rate limit has not been sent.


Number of seconds before another email can be sent.
Error details from error_get_last().
The extension that caused the error.
  • slug string
    The extension slug. The plugin or theme’s directory.
  • type string
    The extension type. Either 'plugin' or 'theme'.


true|WP_Error True if email sent, WP_Error otherwise.


public function maybe_send_recovery_mode_email( $rate_limit, $error, $extension ) {

	$last_sent = get_option( self::RATE_LIMIT_OPTION );

	if ( ! $last_sent || time() > $last_sent + $rate_limit ) {
		if ( ! update_option( self::RATE_LIMIT_OPTION, time() ) ) {
			return new WP_Error( 'storage_error', __( 'Could not update the email last sent time.' ) );

		$sent = $this->send_recovery_mode_email( $rate_limit, $error, $extension );

		if ( $sent ) {
			return true;

		return new WP_Error(
				/* translators: %s: mail() */
				__( 'The email could not be sent. Possible reason: your host may have disabled the %s function.' ),

	$err_message = sprintf(
		/* translators: 1: Last sent as a human time diff, 2: Wait time as a human time diff. */
		__( 'A recovery link was already sent %1$s ago. Please wait another %2$s before requesting a new email.' ),
		human_time_diff( $last_sent ),
		human_time_diff( $last_sent + $rate_limit )

	return new WP_Error( 'email_sent_already', $err_message );



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