From 61ebb60e71ab276872647303184aba34d57fe0db Mon Sep 17 00:00:00 2001
From: Robert O'Rourke <robert@o-rourke.org>
Date: Wed, 10 May 2023 16:05:59 +0100
Subject: [PATCH] Add support for setting redacted keys via global

This solves the issue of the filter not being available for the first trace sent which happens prior to WP bootstrapping.

Usage:

```
$xray_redact_keys = [ $_POST => [ key, key ] ];
```
---
 inc/namespace.php | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/inc/namespace.php b/inc/namespace.php
index c47db6c..28ed2af 100644
--- a/inc/namespace.php
+++ b/inc/namespace.php
@@ -922,8 +922,9 @@ function get_object_cache_stats() : array {
  * @return array
  */
 function redact_metadata( $metadata ) {
+	global $xray_redact_keys;
 
-	$redact_keys_default = [];
+	$redact_keys_default = (array) ( $xray_redact_keys ?? [] );
 	if ( function_exists( 'apply_filters' ) ) {
 		$redact_keys_default = apply_filters( 'aws_xray.redact_metadata_keys', $redact_keys_default );
 	}