filter plugin, work in progress. add systemDefaults to plugin and add...

filter plugin, work in progress. add systemDefaults to plugin and add disablereplyto tag in there, so we can set this tag globally without having to link the config in the filter parsing logic.
This shouldn't hurt our current deployment, it's needed to add "reply-to" parsing in the rule class.

src/opnsense/mvc/app/library/OPNsense/Firewall/Plugin.php

@@ -41,12 +41,16 @@ class Plugin
     private $filterRules = array();
     private $interfaceMapping = array();
     private $gatewayMapping = array();
+    private $systemDefaults = array();
 
     /**
      * init firewall plugin component
      */
     public function __construct()
     {
+        if (!empty(Config::getInstance()->object()->system->disablereplyto)) {
+            $this->systemDefaults['disablereplyto'] = true;
+        }
     }
 
     /**
@@ -154,6 +158,9 @@ class Plugin
      */
     public function registerFilterRule($prio, $conf, $defaults = null)
     {
+        if (!empty($this->systemDefaults)) {
+            $conf = array_merge($this->systemDefaults, $conf);
+        }
         if ($defaults != null) {
             $conf = array_merge($defaults, $conf);
         }