Version 4.6.0

system/Data/Cache.php

@@ -37,6 +37,27 @@ abstract class _Cache extends AbstractData
 	 */
 	public $log	= array();
 
+	/**
+	 * Available Cache Store Methods
+	 * - MUST always return a 'None' option
+	 *
+	 * @return  array
+	 */
+	public static function availableMethods(): array
+	{
+		$return = [
+			'None'  => 'IPS\Data\Cache\None',
+			'Redis' => 'IPS\Data\Cache\Redis',
+		];
+
+		if( \IPS\TEST_CACHING )
+		{
+			$return['Test'] = 'IPS\Data\Cache\Test';
+		}
+
+		return $return;
+	}
+
 	/**
 	 * Get instance
 	 *
@@ -46,8 +67,12 @@ abstract class _Cache extends AbstractData
 	{
 		if( static::$instance === NULL )
 		{
-			$classname = 'IPS\Data\Cache\\' . \IPS\CACHE_METHOD;
-			
+			$classname = '\IPS\Data\Cache\None';
+			if( isset( static::availableMethods()[ \IPS\CACHE_METHOD ] ) AND class_exists( static::availableMethods()[ \IPS\CACHE_METHOD ] ) )
+			{
+				$classname = static::availableMethods()[ \IPS\CACHE_METHOD ];
+			}
+
 			if ( $classname::supported() )
 			{
 				try