Edit file File name : redirect-relative-origin-validation.php Content :<?php /** * WPSEO Premium plugin file. * * @package WPSEO\Premium\Classes\Redirect\Validation */ /** * Validates if the origin is a relative URL. */ class WPSEO_Redirect_Relative_Origin_Validation extends WPSEO_Redirect_Abstract_Validation { /** * Validate the redirect to check if the origin URL is relative. * * @param WPSEO_Redirect $redirect The redirect to validate. * @param WPSEO_Redirect|null $old_redirect The old redirect to compare. * @param array|null $redirects Array with redirects to validate against. * * @return bool True if the redirect is valid, false otherwise. */ public function run( WPSEO_Redirect $redirect, ?WPSEO_Redirect $old_redirect = null, ?array $redirects = null ) { if ( WPSEO_Redirect_Util::is_relative_url( $redirect->get_origin() ) ) { return true; } $error = __( 'The old URL for your redirect is not relative. Only the new URL is allowed to be absolute. Make sure to provide a relative old URL.', 'wordpress-seo-premium' ); $this->set_error( new WPSEO_Validation_Warning( $error, 'origin' ) ); return false; } } Save