Remapped all library classes.

app/lib/FireflyIII/Database/TransactionCurrency/TransactionCurrency.php

@@ -0,0 +1,23 @@
+<?php
+
+namespace FireflyIII\Database\TransactionCurrency;
+
+
+/**
+ * Class TransactionType
+ *
+ * @package FireflyIII\Database
+ */
+class TransactionCurrency implements TransactionCurrencyInterface
+{
+
+    /**
+     * @param string $code
+     *
+     * @return \TransactionCurrency|null
+     */
+    public function findByCode($code)
+    {
+        return \TransactionCurrency::whereCode($code)->first();
+    }
+}

app/lib/FireflyIII/Database/TransactionCurrency/TransactionCurrencyInterface.php

@@ -0,0 +1,20 @@
+<?php
+
+namespace FireflyIII\Database\TransactionCurrency;
+
+
+/**
+ * Interface TransactionTypeInterface
+ *
+ * @package FireflyIII\Database
+ */
+interface TransactionCurrencyInterface
+{
+    /**
+     * @param string $code
+     *
+     * @return \TransactionCurrency|null
+     */
+    public function findByCode($code);
+
+}