Web\Controller: re-introduce ModuleActionController

This will help getting rid of a couple of if/else constructs

library/Icinga/Web/Controller/ActionController.php

@@ -86,24 +86,18 @@ class ActionController extends Zend_Controller_Action
 
     protected $params;
 
-    // TODO: This would look better if we had a ModuleActionController
     public function Config($file = null)
     {
-        if ($this->config === null) {
+        if ($file === null) {
-            $module = $this->getRequest()->getModuleName();
+            if ($this->config === null) {
-            if ($module === 'default') {
+                $this->config = Config::app();
-                if ($file === null) {
-                    $this->config = Config::app();
-                } else {
-                    $this->config = Config::app($file);
-                }
-            } else {
-                if ($file === null) {
-                    $this->config = Config::module($module);
-                } else {
-                    $this->config = Config::module($module, $file);
-                }
             }
+            return $this->config;
+        } else {
+            if (! array_key_exists($file, $this->configs)) {
+                $this->configs[$file] = Config::module($module, $file);
+            }
+            return $this->configs[$file];
         }
         return $this->config;
     }

library/Icinga/Web/Controller/ModuleActionController.php

@@ -0,0 +1,29 @@
+<?php
+
+namespace Icinga\Web\Controller;
+
+class ModuleActionController extends ActionController
+{
+    private $config;
+
+    private $configs = array();
+
+    public function Config($file = null)
+    {
+        $module = $this->getRequest()->getModuleName();
+
+        $this->moduleName = $module;
+
+        if ($tile === null) {
+            if ($this->config === null) {
+                $this->config = Config::module($module);
+            }
+            return $this->config;
+        } else {
+            if (! array_key_exists($file, $this->configs)) {
+                $this->configs[$file] = Config::module($module, $file);
+            }
+            return $this->configs[$file];
+        }
+    }
+}