Finally updated the transaction controller to have some more sensible code.

app/lib/FireflyIII/Helper/TransactionJournal/Helper.php

@@ -0,0 +1,83 @@
+<?php
+
+namespace FireflyIII\Helper\TransactionJournal;
+
+use Illuminate\Support\Collection;
+
+/**
+ * Class Helper
+ *
+ * @package FireflyIII\Helper\TransactionJournal
+ */
+class Helper implements HelperInterface
+{
+    /**
+     *
+     * Get the account_id, which is the asset account that paid for the transaction.
+     *
+     * @param string     $what
+     * @param Collection $transactions
+     *
+     * @return mixed
+     */
+    public function getAssetAccount($what, Collection $transactions)
+    {
+        if ($what == 'withdrawal') {
+            // transaction #1 is the one that paid for it.
+            return intval($transactions[1]->account->id);
+        }
+
+        // otherwise (its a deposit), it's been paid into account #0.
+        return intval($transactions[0]->account->id);
+    }
+
+    /**
+     * @return Collection
+     */
+    public function getAssetAccounts()
+    {
+        /** @var \FireflyIII\Database\Account\Account $accountRepository */
+        $accountRepository = \App::make('FireflyIII\Database\Account\Account');
+
+        return $accountRepository->getAssetAccounts();
+    }
+
+    /**
+     * @return Collection
+     */
+    public function getBudgets()
+    {
+        /** @var \FireflyIII\Database\Budget\Budget $budgetRepository */
+        $budgetRepository = \App::make('FireflyIII\Database\Budget\Budget');
+
+        return $budgetRepository->get();
+
+    }
+
+    /**
+     * @return Collection
+     */
+    public function getPiggyBanks()
+    {
+        /** @var \FireflyIII\Database\PiggyBank\PiggyBank $piggyRepository */
+        $piggyRepository = \App::make('FireflyIII\Database\PiggyBank\PiggyBank');
+
+        return $piggyRepository->get();
+
+
+    }
+
+    /**
+     * @return Collection
+     */
+    public function getRepeatedExpenses()
+    {
+        /** @var \FireflyIII\Database\PiggyBank\RepeatedExpense $repRepository */
+        $repRepository = \App::make('FireflyIII\Database\PiggyBank\RepeatedExpense');
+
+        return $repRepository->get();
+
+
+    }
+
+}