Changeset 42408

Timestamp:

12/18/2017 01:03:06 AM (7 years ago)

Author:

SergeyBiryukov

Message:

Canonical: Introduce x_redirect_by filter that allows applications to identify themselves via X-Redirect-By header when they're doing a redirect.

Props joostdevalk.
Fixes #42313.

File:

• trunk/src/wp-includes/pluggable.php (modified) (1 diff)

trunk/src/wp-includes/pluggable.php

@@ -1225 +1225 @@
         if ( ! $is_IIS && PHP_SAPI != 'cgi-fcgi' ) {
             status_header( $status ); // This causes problems on IIS and some FastCGI setups
+        }
+
+        /**
+         * Filters the X-Redirect-By header.
+         *
+         * Allows applications to identify themselves when they're doing a redirect.
+         *
+         * @since 5.0.0
+         *
+         * @param string $x_redirect_by The application doing the redirect.
+         * @param int    $status        Status code to use.
+         * @param string $location      The path to redirect to.
+         */
+        $x_redirect_by = apply_filters( 'x_redirect_by', 'WordPress', $status, $location );
+        if ( is_string( $x_redirect_by ) ) {
+            header( sprintf( "X-Redirect-By: %s", $x_redirect_by ) );
         }