Show piggy banks [skip ci]

app/Support/Twig/Journal.php

@@ -9,11 +9,11 @@ use Twig_SimpleFilter;
 use Twig_SimpleFunction;
 
 /**
- * Class Journals
+ * Class Journal
  *
  * @package FireflyIII\Support\Twig
  */
-class Journals extends Twig_Extension
+class Journal extends Twig_Extension
 {
 
     public function getFilters()

app/Support/Twig/PiggyBank.php

@@ -0,0 +1,41 @@
+<?php
+
+namespace FireflyIII\Support\Twig;
+
+use Twig_Extension;
+use Twig_SimpleFunction;
+use FireflyIII\Models\PiggyBank as PB;
+
+/**
+ * Class PiggyBank
+ *
+ * @package FireflyIII\Support\Twig
+ */
+class PiggyBank extends Twig_Extension
+{
+
+    /**
+     *
+     */
+    public function getFunctions()
+    {
+        $functions = [];
+
+        $functions[] = new Twig_SimpleFunction(
+            'currentRelevantRepAmount', function (PB $piggyBank) {
+            return $piggyBank->currentRelevantRep()->currentamount;
+        }
+        );
+        return $functions;
+    }
+
+    /**
+     * Returns the name of the extension.
+     *
+     * @return string The extension name
+     */
+    public function getName()
+    {
+        return 'FireflyIII\Support\Twig\PiggyBank';
+    }
+}