Added Vatgroup & Vatrate

application/Vatgroup/Vatgroup.php

@@ -0,0 +1,37 @@
+<?php
+
+class Vatgroup extends mfBaseModel {
+  private $rates;
+  
+  private function loadRates() {
+    foreach(VatrateModel::search(["vatgroup_id" => $this->id]) as $rate) {
+      $this->rates[$rate->area] = $rate;
+    }
+    return $this->rates;
+  }
+  
+  public function getProperty($name) {
+    if($this->$name == null) {
+      
+      if(!$this->id) {
+        return null;
+      }
+      
+      if($name == "rates") {
+        return $this->loadRates();
+      }
+      
+      $classname = ucfirst($name);
+      $idfield = $name."_id";
+      $this->$name = new $classname($this->$idfield);
+      
+      if($this->$name->id) {
+        return $this->$name;
+      } else {
+        return null;
+      }
+    }
+    
+    return $this->$name;
+  }
+}