Refactor Redis configuration in environment and object cache files (#98)

Signed-off-by: Mika Epstein <ipstenu@halfelf.org>
Signed-off-by: Mika Ipstenu Epstein <ipstenu@halfelf.org>
Signed-off-by: dependabot[bot] <support@github.com>
Signed-off-by: Ipstenu (Mika Epstein) <Ipstenu@users.noreply.github.com>
Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

Author: Ipstenu

.config/env.php

@@ -16,10 +16,13 @@
 }
 
 define( 'REDIS_HOST', getenv( 'REDIS_HOST' ) );
-define( 'REDIS_PORT', getenv( 'REDIS_PORT' ) );
+define( 'REDIS_PORT', getenv( 'REDIS_PORT' ) ?: 6379 );
 define( 'REDIS_SECURE', false );
 define( 'REDIS_AUTH', '' );
 
+define( 'WP_REDIS_BACKEND_HOST', REDIS_HOST );
+define( 'WP_REDIS_PORT', REDIS_PORT );
+
 global $redis_server;
 $redis_server = [
 	'host' => REDIS_HOST,

composer.json

@@ -40,8 +40,8 @@
 		"johnbillion/query-monitor": "^3.17",
 		"johnpbloch/wordpress": "^6.8",
 		"pantheon-systems/wp-redis": "^1.4",
-		"humanmade/wp-redis-predis-client": "^0.1.2",
-		"afragen/git-updater": "^12.21",
+		"humanmade/wp-redis-predis-client": "^0.2.0",
+		"afragen/git-updater": "^12.23",
 		"fairpm/fair-parent-theme": "~1.0.1",
 		"fairpm/fair-beacon": "dev-main",
 		"humanmade/aws-ses-wp-mail": "dev-master",

composer.lock

@@ -1,3 +1,10 @@
 <?php
 WP_Predis\add_filters();
+
+// Set the host from the environment variable before loading the plugin logic
+if ( getenv( 'REDIS_HOST' ) ) {
+    define( 'WP_REDIS_BACKEND_HOST', getenv( 'REDIS_HOST' ) );
+    define( 'WP_REDIS_PORT', getenv( 'REDIS_PORT' ) ?: 6379 );
+}
+
 require_once __DIR__ . '/plugins/wp-redis/object-cache.php';