diff --git a/app/lib/FireflyIII/Database/Account.php b/app/lib/FireflyIII/Database/Account.php
new file mode 100644
index 0000000000..70eac86228
--- /dev/null
+++ b/app/lib/FireflyIII/Database/Account.php
@@ -0,0 +1,426 @@
+<?php
+
+namespace FireflyIII\Database;
+
+use Carbon\Carbon;
+use Illuminate\Support\MessageBag;
+use LaravelBook\Ardent\Ardent;
+use Illuminate\Support\Collection;
+
+/**
+ * Class Account
+ *
+ * @package FireflyIII\Database
+ */
+class Account implements CUD, CommonDatabaseCalls, AccountInterface
+{
+    use SwitchUser;
+
+    public function __construct()
+    {
+        $this->setUser(\Auth::user());
+    }
+
+    /**
+     * Get all asset accounts. Optional JSON based parameters.
+     *
+     * @param array $parameters
+     *
+     * @return Collection
+     */
+    public function getAssetAccounts(array $parameters = [])
+    {
+        return $this->getAccountsByType(['Default account', 'Asset account'], $parameters);
+
+    }
+
+    /**
+     * @param \Account $account
+     *
+     * @return \Account|null
+     */
+    public function findInitialBalanceAccount(\Account $account)
+    {
+        /** @var \FireflyIII\Database\AccountType $acctType */
+        $acctType = \App::make('FireflyIII\Database\AccountType');
+
+        $accountType = $acctType->findByWhat('initial');
+
+        return $this->getUser()->accounts()->where('account_type_id', $accountType->id)->where('name', 'LIKE', $account->name . '%')->first();
+    }
+
+    /**
+     * @param array $types
+     * @param array $parameters
+     *
+     * @return Collection
+     */
+    public function getAccountsByType(array $types, array $parameters = [])
+    {
+        /*
+         * Basic query:
+         */
+        $query = $this->getUser()->accounts()->accountTypeIn($types);
+
+
+        /*
+         * Without an opening balance, the rest of these queries will fail.
+         */
+
+        $query->leftJoin('transactions', 'transactions.account_id', '=', 'accounts.id');
+        $query->leftJoin('transaction_journals', 'transaction_journals.id', '=', 'transactions.transaction_journal_id');
+
+        /*
+         * Not used, but useful for the balance within a certain month / year.
+         */
+        $balanceOnDate = isset($parameters['date']) ? $parameters['date'] : Carbon::now();
+        $query->where(
+            function ($q) use ($balanceOnDate) {
+                $q->where('transaction_journals.date', '<=', $balanceOnDate->format('Y-m-d'));
+                $q->orWhereNull('transaction_journals.date');
+            }
+        );
+
+        $query->groupBy('accounts.id');
+
+        /*
+         * If present, process parameters for sorting:
+         */
+        if (isset($parameters['order'])) {
+            foreach ($parameters['order'] as $instr) {
+                $query->orderBy($instr['name'], $instr['dir']);
+            }
+        }
+
+        /*
+         * If present, process parameters for searching.
+         */
+        if (isset($parameters['search'])) {
+            $query->where('name', 'LIKE', '%' . e($parameters['search']['value'] . '%'));
+        }
+
+        /*
+         * If present, start at $start:
+         */
+        if (isset($parameters['start'])) {
+            $query->skip(intval($parameters['start']));
+        }
+        if (isset($parameters['length'])) {
+            $query->take(intval($parameters['length']));
+        }
+
+        return $query->get(['accounts.*', \DB::Raw('SUM(`transactions`.`amount`) as `balance`')]);
+    }
+
+    /**
+     * @return int
+     */
+    public function countAssetAccounts()
+    {
+        return $this->countAccountsByType(['Default account', 'Asset account']);
+    }
+
+    /**
+     * @return int
+     */
+    public function countExpenseAccounts()
+    {
+        return $this->countAccountsByType(['Expense account', 'Beneficiary account']);
+    }
+
+    /**
+     * @param array $types
+     *
+     * @return int
+     */
+    public function countAccountsByType(array $types)
+    {
+        return $this->getUser()->accounts()->accountTypeIn($types)->count();
+    }
+
+    /**
+     * @param array $parameters
+     *
+     * @return Collection
+     */
+    public function getExpenseAccounts(array $parameters = [])
+    {
+        return $this->getAccountsByType(['Expense account', 'Beneficiary account'], $parameters);
+    }
+
+    /**
+     * Get all default accounts.
+     *
+     * @return Collection
+     */
+    public function getDefaultAccounts()
+    {
+        // TODO: Implement getDefaultAccounts() method.
+    }
+
+    /**
+     * Returns an object with id $id.
+     *
+     * @param int $id
+     *
+     * @return Ardent
+     */
+    public function find($id)
+    {
+        // TODO: Implement find() method.
+    }
+
+    /**
+     * Returns all objects.
+     *
+     * @return Collection
+     */
+    public function get()
+    {
+        // TODO: Implement get() method.
+    }
+
+    /**
+     * Counts the number of total revenue accounts. Useful for DataTables.
+     *
+     * @return int
+     */
+    public function countRevenueAccounts()
+    {
+        return $this->countAccountsByType(['Revenue account']);
+    }
+
+    /**
+     * Get all revenue accounts.
+     *
+     * @param array $parameters
+     *
+     * @return Collection
+     */
+    public function getRevenueAccounts(array $parameters = [])
+    {
+        return $this->getAccountsByType(['Revenue account'], $parameters);
+    }
+
+    /**
+     * @param Ardent $model
+     *
+     * @return bool
+     */
+    public function destroy(Ardent $model)
+    {
+        $model->delete();
+        return true;
+
+    }
+
+    /**
+     * @param \Account $account
+     *
+     * @return \TransactionJournal|null
+     */
+    public function openingBalanceTransaction(\Account $account)
+    {
+        return \TransactionJournal::withRelevantData()
+                                  ->accountIs($account)
+                                  ->leftJoin(
+                                      'transaction_types', 'transaction_types.id', '=',
+                                      'transaction_journals.transaction_type_id'
+                                  )
+                                  ->where('transaction_types.type', 'Opening balance')
+                                  ->first(['transaction_journals.*']);
+    }
+
+    /**
+     * Validates a model. Returns an array containing MessageBags
+     * errors/warnings/successes.
+     *
+     * @param Ardent $model
+     *
+     * @return array
+     */
+    public function validateObject(Ardent $model)
+    {
+        die('No impl');
+    }
+
+    /**
+     * Validates a model. Returns an array containing MessageBags
+     * errors/warnings/successes.
+     *
+     * @param array $model
+     *
+     * @return array
+     */
+    public function validate(array $model)
+    {
+        $warnings  = new MessageBag;
+        $successes = new MessageBag;
+        $errors    = new MessageBag;
+
+        /*
+         * Name validation:
+         */
+        if (!isset($model['name'])) {
+            $errors->add('name', 'Name is mandatory');
+        }
+
+        if (isset($model['name']) && strlen($model['name']) == 0) {
+            $errors->add('name', 'Name is too short');
+        }
+        if (isset($model['name']) && strlen($model['name']) > 100) {
+            $errors->add('name', 'Name is too long');
+        }
+        $validator = \Validator::make([$model], \Account::$rules);
+        if ($validator->invalid()) {
+            $errors->merge($errors);
+        }
+
+        /*
+         * type validation.
+         */
+        if (!isset($model['what'])) {
+            $errors->add('name', 'Internal error: need to know type of account!');
+        }
+
+        /*
+         * Opening balance and opening balance date.
+         */
+        if (isset($model['what']) && $model['what'] == 'asset') {
+            if (isset($model['openingbalance']) && strlen($model['openingbalance']) > 0 && !is_numeric($model['openingbalance'])) {
+                $errors->add('openingbalance', 'This is not a number.');
+            }
+            if (isset($model['openingbalancedate']) && strlen($model['openingbalancedate']) > 0) {
+                try {
+                    new Carbon($model['openingbalancedate']);
+                } catch (\Exception $e) {
+                    $errors->add('openingbalancedate', 'This date is invalid.');
+                }
+            }
+        }
+
+
+        if (!$errors->has('name')) {
+            $successes->add('name', 'OK');
+        }
+        if (!$errors->has('openingbalance')) {
+            $successes->add('openingbalance', 'OK');
+        }
+        if (!$errors->has('openingbalancedate')) {
+            $successes->add('openingbalancedate', 'OK');
+        }
+        return [
+            'errors'    => $errors,
+            'warnings'  => $warnings,
+            'successes' => $successes
+        ];
+    }
+
+    /**
+     * @param array $data
+     *
+     * @return Ardent
+     */
+    public function store(array $data)
+    {
+
+        /*
+         * Find account type.
+         */
+        /** @var \FireflyIII\Database\AccountType $acctType */
+        $acctType = \App::make('FireflyIII\Database\AccountType');
+
+        $accountType = $acctType->findByWhat($data['what']);
+
+        $data['user_id']         = $this->getUser()->id;
+        $data['account_type_id'] = $accountType->id;
+        $data['active']          = isset($data['active']) && $data['active'] === '1' ? 1 : 0;
+
+
+        $data    = array_except($data, array('_token', 'what'));
+        $account = new \Account($data);
+        if (!$account->validate()) {
+            var_dump($account->errors()->all());
+            exit;
+        }
+        $account->save();
+        if (isset($data['openingbalance']) && floatval($data['openingbalance']) != 0) {
+            $this->storeInitialBalance($account, $data);
+        }
+
+
+        /* Tell transaction journal to store a new one.*/
+
+
+        return $account;
+
+    }
+
+    /**
+     * @param \Account $account
+     * @param array    $data
+     *
+     * @return bool
+     */
+    public function storeInitialBalance(\Account $account, array $data)
+    {
+        $opposingData    = [
+            'name'   => $account->name . ' Initial Balance',
+            'active' => 0,
+            'what'   => 'initial'
+        ];
+        $opposingAccount = $this->store($opposingData);
+
+        /*
+         * Create a journal from opposing to account or vice versa.
+         */
+        $balance = floatval($data['openingbalance']);
+        $date    = new Carbon($data['openingbalancedate']);
+        /** @var \FireflyIII\Database\TransactionJournal $tj */
+        $tj = \App::make('FireflyIII\Database\TransactionJournal');
+        if ($balance < 0) {
+            // first transaction draws money from the new account to the opposing
+            $from = $account;
+            $to   = $opposingAccount;
+        } else {
+            // first transaction puts money into account
+            $from = $opposingAccount;
+            $to   = $account;
+        }
+
+        // data for transaction journal:
+        $balance = $balance < 0 ? $balance * -1 : $balance;
+        $opening = [
+            'what'        => 'opening',
+            'currency'    => 'EUR',
+            'amount'      => $balance,
+            'from'        => $from,
+            'to'          => $to,
+            'date'        => $date,
+            'description' => 'Opening balance for new account ' . $account->name,
+        ];
+
+
+        $validation = $tj->validate($opening);
+        if ($validation['errors']->count() == 0) {
+            $tj->store($opening);
+            return true;
+        } else {
+            var_dump($validation['errors']);
+            exit;
+        }
+        return false;
+    }
+
+    /**
+     * Finds an account type using one of the "$what"'s: expense, asset, revenue, opening, etc.
+     *
+     * @param $what
+     *
+     * @return \AccountType|null
+     */
+    public function findByWhat($what)
+    {
+        // TODO: Implement findByWhat() method.
+    }
+}
\ No newline at end of file
diff --git a/app/lib/FireflyIII/Database/AccountInterface.php b/app/lib/FireflyIII/Database/AccountInterface.php
new file mode 100644
index 0000000000..0fcdebdcb1
--- /dev/null
+++ b/app/lib/FireflyIII/Database/AccountInterface.php
@@ -0,0 +1,109 @@
+<?php
+
+namespace FireflyIII\Database;
+
+use Illuminate\Support\Collection;
+
+/**
+ * Interface AccountInterface
+ *
+ * @package FireflyIII\Database
+ */
+interface AccountInterface
+{
+
+    /**
+     * Get all asset accounts. The parameters are optional and are provided by the DataTables plugin.
+     *
+     * @param array $parameters
+     *
+     * @return Collection
+     */
+    public function getAssetAccounts(array $parameters = []);
+
+    /**
+     * Counts the number of total asset accounts. Useful for DataTables.
+     *
+     * @return int
+     */
+    public function countAssetAccounts();
+
+    /**
+     * Counts the number of total expense accounts. Useful for DataTables.
+     *
+     * @return int
+     */
+    public function countExpenseAccounts();
+
+    /**
+     * Counts the number of total revenue accounts. Useful for DataTables.
+     *
+     * @return int
+     */
+    public function countRevenueAccounts();
+
+    /**
+     * @param array $parameters
+     *
+     * @return Collection
+     */
+
+    /**
+     * @param \Account $account
+     *
+     * @return \Account|null
+     */
+    public function findInitialBalanceAccount(\Account $account);
+
+    public function getExpenseAccounts(array $parameters = []);
+
+    /**
+     * Get all revenue accounts.
+     *
+     * @param array $parameters
+     *
+     * @return Collection
+     */
+    public function getRevenueAccounts(array $parameters = []);
+
+    /**
+     * Get all accounts of the selected types. Is also capable of handling DataTables' parameters.
+     *
+     * @param array $types
+     * @param array $parameters
+     *
+     * @return Collection
+     */
+    public function getAccountsByType(array $types, array $parameters = []);
+
+    /**
+     * Counts the number of accounts found with the included types.
+     *
+     * @param array $types
+     *
+     * @return int
+     */
+    public function countAccountsByType(array $types);
+
+    /**
+     * Get all default accounts.
+     *
+     * @return Collection
+     */
+    public function getDefaultAccounts();
+
+    /**
+     * @param \Account $account
+     *
+     * @return \TransactionJournal|null
+     */
+    public function openingBalanceTransaction(\Account $account);
+
+    /**
+     * @param \Account $account
+     * @param array $data
+     *
+     * @return bool
+     */
+    public function storeInitialBalance(\Account $account, array $data);
+} 
\ No newline at end of file
diff --git a/app/lib/FireflyIII/Database/AccountType.php b/app/lib/FireflyIII/Database/AccountType.php
new file mode 100644
index 0000000000..4417bb4efd
--- /dev/null
+++ b/app/lib/FireflyIII/Database/AccountType.php
@@ -0,0 +1,120 @@
+<?php
+/**
+ * Created by PhpStorm.
+ * User: sander
+ * Date: 23/10/14
+ * Time: 13:40
+ */
+
+namespace FireflyIII\Database;
+
+use Firefly\Exception\FireflyException;
+use Illuminate\Support\Collection;
+use LaravelBook\Ardent\Ardent;
+
+/**
+ * Class AccountType
+ *
+ * @package FireflyIII\Database
+ */
+class AccountType implements AccountTypeInterface, CUD, CommonDatabaseCalls
+{
+
+    /**
+     * Finds an account type using one of the "$what"'s: expense, asset, revenue
+     *
+     * @param $what
+     *
+     * @return \AccountType|null
+     */
+    public function findByWhat($what)
+    {
+        switch ($what) {
+            case 'expense':
+                return \AccountType::whereType('Expense account')->first();
+                break;
+            case 'asset':
+                return \AccountType::whereType('Asset account')->first();
+                break;
+            case 'revenue':
+                return \AccountType::whereType('Revenue account')->first();
+                break;
+            case 'initial':
+                return \AccountType::whereType('Initial balance account')->first();
+                break;
+            default:
+                throw new FireflyException('Cannot find account type described as "' . e($what) . '".');
+                break;
+
+        }
+        return null;
+    }
+
+    /**
+     * @param Ardent $model
+     *
+     * @return bool
+     */
+    public function destroy(Ardent $model)
+    {
+        // TODO: Implement destroy() method.
+    }
+
+    /**
+     * Validates a model. Returns an array containing MessageBags
+     * errors/warnings/successes.
+     *
+     * @param Ardent $model
+     *
+     * @return array
+     */
+    public function validateObject(Ardent $model)
+    {
+        // TODO: Implement validateObject() method.
+    }
+
+    /**
+     * Validates an array. Returns an array containing MessageBags
+     * errors/warnings/successes.
+     *
+     * @param array $model
+     *
+     * @return array
+     */
+    public function validate(array $model)
+    {
+        // TODO: Implement validate() method.
+    }
+
+    /**
+     * @param array $data
+     *
+     * @return Ardent
+     */
+    public function store(array $data)
+    {
+        // TODO: Implement store() method.
+    }
+
+    /**
+     * Returns an object with id $id.
+     *
+     * @param int $id
+     *
+     * @return Ardent
+     */
+    public function find($id)
+    {
+        // TODO: Implement find() method.
+    }
+
+    /**
+     * Returns all objects.
+     *
+     * @return Collection
+     */
+    public function get()
+    {
+        // TODO: Implement get() method.
+    }
+}
\ No newline at end of file
diff --git a/app/lib/FireflyIII/Database/AccountTypeInterface.php b/app/lib/FireflyIII/Database/AccountTypeInterface.php
new file mode 100644
index 0000000000..9de34619c4
--- /dev/null
+++ b/app/lib/FireflyIII/Database/AccountTypeInterface.php
@@ -0,0 +1,20 @@
+<?php
+/**
+ * Created by PhpStorm.
+ * User: sander
+ * Date: 23/10/14
+ * Time: 13:40
+ */
+
+namespace FireflyIII\Database;
+
+/**
+ * Interface AccountTypeInterface
+ *
+ * @package FireflyIII\Database
+ */
+interface AccountTypeInterface
+{
+
+
+} 
\ No newline at end of file
diff --git a/app/lib/FireflyIII/Database/CUD.php b/app/lib/FireflyIII/Database/CUD.php
new file mode 100644
index 0000000000..f555a4f121
--- /dev/null
+++ b/app/lib/FireflyIII/Database/CUD.php
@@ -0,0 +1,49 @@
+<?php
+
+namespace FireflyIII\Database;
+use Illuminate\Support\MessageBag;
+use LaravelBook\Ardent\Ardent;
+
+/**
+ * Interface CUD
+ * @package FireflyIII\Database
+ */
+interface CUD
+{
+
+    /**
+     * @param Ardent $model
+     *
+     * @return bool
+     */
+    public function destroy(Ardent $model);
+
+
+    /**
+     * Validates a model. Returns an array containing MessageBags
+     * errors/warnings/successes.
+     *
+     * @param Ardent $model
+     *
+     * @return array
+     */
+    public function validateObject(Ardent $model);
+
+    /**
+     * Validates an array. Returns an array containing MessageBags
+     * errors/warnings/successes.
+     *
+     * @param array $model
+     *
+     * @return array
+     */
+    public function validate(array $model);
+
+    /**
+     * @param array $data
+     *
+     * @return Ardent
+     */
+    public function store(array $data);
+
+} 
\ No newline at end of file
diff --git a/app/lib/FireflyIII/Database/CommonDatabaseCalls.php b/app/lib/FireflyIII/Database/CommonDatabaseCalls.php
new file mode 100644
index 0000000000..555feabdda
--- /dev/null
+++ b/app/lib/FireflyIII/Database/CommonDatabaseCalls.php
@@ -0,0 +1,47 @@
+<?php
+/**
+ * Created by PhpStorm.
+ * User: sander
+ * Date: 14/10/14
+ * Time: 09:31
+ */
+
+namespace FireflyIII\Database;
+
+use Illuminate\Support\Collection;
+use LaravelBook\Ardent\Ardent;
+
+
+/**
+ * Interface CommonDatabaseCalls
+ *
+ * @package FireflyIII\Database
+ */
+interface CommonDatabaseCalls
+{
+    /**
+     * Returns an object with id $id.
+     *
+     * @param int $id
+     *
+     * @return Ardent
+     */
+    public function find($id);
+
+    /**
+     * Returns all objects.
+     *
+     * @return Collection
+     */
+    public function get();
+
+    /**
+     * Finds an account type using one of the "$what"'s: expense, asset, revenue, opening, etc.
+     *
+     * @param $what
+     *
+     * @return \AccountType|null
+     */
+    public function findByWhat($what);
+
+}
\ No newline at end of file
diff --git a/app/lib/FireflyIII/Database/SwitchUser.php b/app/lib/FireflyIII/Database/SwitchUser.php
new file mode 100644
index 0000000000..a6ce72fe70
--- /dev/null
+++ b/app/lib/FireflyIII/Database/SwitchUser.php
@@ -0,0 +1,32 @@
+<?php
+/**
+ * Created by PhpStorm.
+ * User: sander
+ * Date: 14/10/14
+ * Time: 09:45
+ */
+
+namespace FireflyIII\Database;
+
+/**
+ * Class SwitchUser
+ *
+ * @package FireflyIII\Database
+ */
+trait SwitchUser
+{
+    protected $_user;
+
+    public function getUser()
+    {
+        return $this->_user;
+    }
+
+    /**
+     * @param $user
+     */
+    public function setUser($user)
+    {
+        $this->_user = $user;
+    }
+} 
\ No newline at end of file
diff --git a/app/lib/FireflyIII/Database/Transaction.php b/app/lib/FireflyIII/Database/Transaction.php
new file mode 100644
index 0000000000..bb10a91b4c
--- /dev/null
+++ b/app/lib/FireflyIII/Database/Transaction.php
@@ -0,0 +1,178 @@
+<?php
+/**
+ * Created by PhpStorm.
+ * User: sander
+ * Date: 24/10/14
+ * Time: 11:00
+ */
+
+namespace FireflyIII\Database;
+
+use Firefly\Exception\FireflyException;
+use FireflyIII\Exception\NotImplementedException;
+use Illuminate\Support\Collection;
+use Illuminate\Support\MessageBag;
+use LaravelBook\Ardent\Ardent;
+
+/**
+ * Class Transaction
+ *
+ * @package FireflyIII\Database
+ */
+class Transaction implements TransactionInterface, CUD, CommonDatabaseCalls
+{
+    use SwitchUser;
+
+    /**
+     * @param Ardent $model
+     *
+     * @return bool
+     */
+    public function destroy(Ardent $model)
+    {
+        // TODO: Implement destroy() method.
+    }
+
+    /**
+     * Validates a model. Returns an array containing MessageBags
+     * errors/warnings/successes.
+     *
+     * @param Ardent $model
+     *
+     * @return array
+     */
+    public function validateObject(Ardent $model)
+    {
+        // TODO: Implement validateObject() method.
+    }
+
+    /**
+     * Validates an array. Returns an array containing MessageBags
+     * errors/warnings/successes.
+     *
+     * @param array $model
+     *
+     * @return array
+     */
+    public function validate(array $model)
+    {
+        $warnings  = new MessageBag;
+        $successes = new MessageBag;
+        $errors    = new MessageBag;
+
+
+        if (!isset($model['account_id']) && !isset($model['account'])) {
+            $errors->add('account', 'No account present');
+        }
+        if (isset($model['account']) && !($model['account'] instanceof \Account)) {
+            $errors->add('account', 'No valid account present');
+        }
+        if (isset($model['account_id']) && intval($model['account_id']) < 0) {
+            $errors->add('account', 'No valid account_id present');
+        }
+
+        if (isset($model['piggybank_id']) && intval($model['piggybank_id']) < 0) {
+            $errors->add('piggybank', 'No valid piggybank_id present');
+        }
+
+        if (!isset($model['transaction_journal_id']) && !isset($model['transaction_journal'])) {
+            $errors->add('transaction_journal', 'No TJ present');
+        }
+        if (isset($model['transaction_journal']) && !($model['transaction_journal'] instanceof \TransactionJournal)) {
+            $errors->add('transaction_journal', 'No valid transaction_journal present');
+        }
+        if (isset($model['transaction_journal_id']) && intval($model['transaction_journal_id']) < 0) {
+            $errors->add('account', 'No valid transaction_journal_id present');
+        }
+
+        if (isset($model['description']) && strlen($model['description']) > 255) {
+            $errors->add('account', 'Description too long');
+        }
+
+        if (!isset($model['amount'])) {
+            $errors->add('amount', 'No amount present.');
+        }
+        if (isset($model['amount']) && floatval($model['amount']) == 0) {
+            $errors->add('amount', 'Invalid amount.');
+        }
+
+        if (!$errors->has('account')) {
+            $successes->add('account', 'OK');
+        }
+        if (!$errors->has('')) {
+            $successes->add('piggybank', 'OK');
+        }
+        if (!$errors->has('transaction_journal')) {
+            $successes->add('transaction_journal', 'OK');
+        }
+        if (!$errors->has('amount')) {
+            $successes->add('amount', 'OK');
+        }
+
+        return [
+            'errors'    => $errors,
+            'warnings'  => $warnings,
+            'successes' => $successes
+        ];
+    }
+
+    /**
+     * @param array $data
+     *
+     * @return Ardent
+     */
+    public function store(array $data)
+    {
+        // TODO: Implement store() method.
+        $transaction = new \Transaction;
+        $transaction->account()->associate($data['account']);
+        $transaction->transactionJournal()->associate($data['transaction_journal']);
+        $transaction->amount = floatval($data['amount']);
+        if (isset($data['piggybank'])) {
+            $transaction->piggybank()->associate($data['piggybank']);
+        }
+        if (isset($data['description'])) {
+            $transaction->description = $data['description'];
+        }
+        if ($transaction->validate()) {
+            $transaction->save();
+        } else {
+            throw new FireflyException($transaction->errors()->first());
+        }
+        return $transaction;
+    }
+
+    /**
+     * Returns an object with id $id.
+     *
+     * @param int $id
+     *
+     * @return Ardent
+     */
+    public function find($id)
+    {
+        // TODO: Implement find() method.
+    }
+
+    /**
+     * Returns all objects.
+     *
+     * @return Collection
+     */
+    public function get()
+    {
+        // TODO: Implement get() method.
+    }
+
+    /**
+     * Finds an account type using one of the "$what"'s: expense, asset, revenue, opening, etc.
+     *
+     * @param $what
+     *
+     * @return \AccountType|null
+     */
+    public function findByWhat($what)
+    {
+        // TODO: Implement findByWhat() method.
+    }
+}
\ No newline at end of file
diff --git a/app/lib/FireflyIII/Database/TransactionCurrency.php b/app/lib/FireflyIII/Database/TransactionCurrency.php
new file mode 100644
index 0000000000..2aeb26af50
--- /dev/null
+++ b/app/lib/FireflyIII/Database/TransactionCurrency.php
@@ -0,0 +1,112 @@
+<?php
+/**
+ * Created by PhpStorm.
+ * User: sander
+ * Date: 24/10/14
+ * Time: 10:27
+ */
+
+namespace FireflyIII\Database;
+
+
+use Illuminate\Support\Collection;
+use LaravelBook\Ardent\Ardent;
+
+/**
+ * Class TransactionType
+ *
+ * @package FireflyIII\Database
+ */
+class TransactionCurrency implements TransactionCurrencyInterface, CUD, CommonDatabaseCalls
+{
+
+    /**
+     * @param Ardent $model
+     *
+     * @return bool
+     */
+    public function destroy(Ardent $model)
+    {
+        // TODO: Implement destroy() method.
+    }
+
+    /**
+     * Validates a model. Returns an array containing MessageBags
+     * errors/warnings/successes.
+     *
+     * @param Ardent $model
+     *
+     * @return array
+     */
+    public function validateObject(Ardent $model)
+    {
+        // TODO: Implement validateObject() method.
+    }
+
+    /**
+     * Validates an array. Returns an array containing MessageBags
+     * errors/warnings/successes.
+     *
+     * @param array $model
+     *
+     * @return array
+     */
+    public function validate(array $model)
+    {
+        // TODO: Implement validate() method.
+    }
+
+    /**
+     * @param array $data
+     *
+     * @return Ardent
+     */
+    public function store(array $data)
+    {
+        // TODO: Implement store() method.
+    }
+
+    /**
+     * Returns an object with id $id.
+     *
+     * @param int $id
+     *
+     * @return Ardent
+     */
+    public function find($id)
+    {
+        // TODO: Implement find() method.
+    }
+
+    /**
+     * Returns all objects.
+     *
+     * @return Collection
+     */
+    public function get()
+    {
+        // TODO: Implement get() method.
+    }
+
+    /**
+     * Finds an account type using one of the "$what"'s: expense, asset, revenue, opening, etc.
+     *
+     * @param $what
+     *
+     * @return \AccountType|null
+     */
+    public function findByWhat($what)
+    {
+        // TODO: Implement get() method.
+    }
+
+    /**
+     * @param string $code
+     *
+     * @return \TransactionCurrency|null
+     */
+    public function findByCode($code)
+    {
+        return \TransactionCurrency::whereCode($code)->first();
+    }
+}
\ No newline at end of file
diff --git a/app/lib/FireflyIII/Database/TransactionCurrencyInterface.php b/app/lib/FireflyIII/Database/TransactionCurrencyInterface.php
new file mode 100644
index 0000000000..5e10785088
--- /dev/null
+++ b/app/lib/FireflyIII/Database/TransactionCurrencyInterface.php
@@ -0,0 +1,26 @@
+<?php
+/**
+ * Created by PhpStorm.
+ * User: sander
+ * Date: 24/10/14
+ * Time: 10:28
+ */
+
+namespace FireflyIII\Database;
+
+
+/**
+ * Interface TransactionTypeInterface
+ *
+ * @package FireflyIII\Database
+ */
+interface TransactionCurrencyInterface
+{
+    /**
+     * @param string $code
+     *
+     * @return \TransactionCurrency|null
+     */
+    public function findByCode($code);
+
+} 
\ No newline at end of file
diff --git a/app/lib/FireflyIII/Database/TransactionInterface.php b/app/lib/FireflyIII/Database/TransactionInterface.php
new file mode 100644
index 0000000000..bd84e011af
--- /dev/null
+++ b/app/lib/FireflyIII/Database/TransactionInterface.php
@@ -0,0 +1,20 @@
+<?php
+/**
+ * Created by PhpStorm.
+ * User: sander
+ * Date: 24/10/14
+ * Time: 13:34
+ */
+
+namespace FireflyIII\Database;
+
+
+/**
+ * Interface TransactionInterface
+ *
+ * @package FireflyIII\Database
+ */
+interface TransactionInterface
+{
+
+} 
\ No newline at end of file
diff --git a/app/lib/FireflyIII/Database/TransactionJournal.php b/app/lib/FireflyIII/Database/TransactionJournal.php
new file mode 100644
index 0000000000..daa122ccde
--- /dev/null
+++ b/app/lib/FireflyIII/Database/TransactionJournal.php
@@ -0,0 +1,253 @@
+<?php
+/**
+ * Created by PhpStorm.
+ * User: sander
+ * Date: 24/10/14
+ * Time: 07:16
+ */
+
+namespace FireflyIII\Database;
+
+
+use Carbon\Carbon;
+use Firefly\Exception\FireflyException;
+use FireflyIII\Exception\NotImplementedException;
+use Illuminate\Support\Collection;
+use Illuminate\Support\MessageBag;
+use LaravelBook\Ardent\Ardent;
+
+/**
+ * Class TransactionJournal
+ *
+ * @package FireflyIII\Database
+ */
+class TransactionJournal implements TransactionJournalInterface, CUD, CommonDatabaseCalls
+{
+    use SwitchUser;
+
+    /**
+     *
+     */
+    public function __construct()
+    {
+        $this->setUser(\Auth::user());
+    }
+
+
+    /**
+     * @param Ardent $model
+     *
+     * @return bool
+     */
+    public function destroy(Ardent $model)
+    {
+        // TODO: Implement destroy() method.
+    }
+
+    /**
+     * Validates a model. Returns an array containing MessageBags
+     * errors/warnings/successes.
+     *
+     * @param Ardent $model
+     *
+     * @return array
+     */
+    public function validateObject(Ardent $model)
+    {
+        // TODO: Implement validateObject() method.
+    }
+
+    /**
+     * Validates an array. Returns an array containing MessageBags
+     * errors/warnings/successes.
+     *
+     * @param array $model
+     *
+     * @return array
+     */
+    public function validate(array $model)
+    {
+
+        $warnings  = new MessageBag;
+        $successes = new MessageBag;
+        $errors    = new MessageBag;
+
+
+        if (!isset($model['what'])) {
+            $errors->add('description', 'Internal error: need to know type of transaction!');
+        }
+        if (isset($model['recurring_transaction_id']) && intval($model['recurring_transaction_id']) < 0) {
+            $errors->add('recurring_transaction_id', 'Recurring transaction is invalid.');
+        }
+        if (!isset($model['description'])) {
+            $errors->add('description', 'This field is mandatory.');
+        }
+        if (isset($model['description']) && strlen($model['description']) == 0) {
+            $errors->add('description', 'This field is mandatory.');
+        }
+        if (isset($model['description']) && strlen($model['description']) > 255) {
+            $errors->add('description', 'Description is too long.');
+        }
+
+        if (!isset($model['currency'])) {
+            $errors->add('description', 'Internal error: currency is mandatory!');
+        }
+        if (isset($model['date']) && !($model['date'] instanceof Carbon) && strlen($model['date']) > 0) {
+            try {
+                new Carbon($model['date']);
+            } catch (\Exception $e) {
+                $errors->add('date', 'This date is invalid.');
+            }
+        }
+        if (!isset($model['date'])) {
+            $errors->add('date', 'This date is invalid.');
+        }
+
+        if (isset($model['to_id']) && intval($model['to_id']) < 0) {
+            $errors->add('account_to', 'Invalid to-account');
+        }
+        if (isset($model['from_id']) && intval($model['from_id']) < 0) {
+            $errors->add('account_from', 'Invalid from-account');
+        }
+        if (isset($model['to']) && !($model['to'] instanceof \Account)) {
+            $errors->add('account_to', 'Invalid to-account');
+        }
+        if (isset($model['from']) && !($model['from'] instanceof \Account)) {
+            $errors->add('account_from', 'Invalid from-account');
+        }
+        if (!isset($model['amount']) || (isset($model['amount']) && floatval($model['amount']) < 0)) {
+            $errors->add('amount', 'Invalid amount');
+        }
+        if (!isset($model['from']) && !isset($model['to'])) {
+            $errors->add('account_to', 'No accounts found!');
+        }
+
+        $validator = \Validator::make([$model], \Transaction::$rules);
+        if ($validator->invalid()) {
+            $errors->merge($errors);
+        }
+
+
+        /*
+         * Add "OK"
+         */
+        if (!$errors->has('description')) {
+            $successes->add('description', 'OK');
+        }
+        if (!$errors->has('date')) {
+            $successes->add('date', 'OK');
+        }
+        return [
+            'errors'    => $errors,
+            'warnings'  => $warnings,
+            'successes' => $successes
+        ];
+
+
+    }
+
+    /**
+     * @param array $data
+     *
+     * @return Ardent
+     */
+    public function store(array $data)
+    {
+
+        /** @var \FireflyIII\Database\TransactionType $typeRepository */
+        $typeRepository = \App::make('FireflyIII\Database\TransactionType');
+
+        /** @var \FireflyIII\Database\TransactionCurrency $currencyRepository */
+        $currencyRepository = \App::make('FireflyIII\Database\TransactionCurrency');
+
+        /** @var \FireflyIII\Database\Transaction $transactionRepository */
+        $transactionRepository = \App::make('FireflyIII\Database\Transaction');
+
+        $journalType = $typeRepository->findByWhat($data['what']);
+        $currency    = $currencyRepository->findByCode($data['currency']);
+
+        $journal = new \TransactionJournal;
+        $journal->transactionType()->associate($journalType);
+        $journal->transactionCurrency()->associate($currency);
+        $journal->user()->associate($this->getUser());
+        $journal->description = $data['description'];
+        $journal->date        = $data['date'];
+        $journal->completed   = 0;
+        //$journal->user_id     = $this->getUser()->id;
+
+        /*
+         * This must be enough to store the journal:
+         */
+        if (!$journal->validate()) {
+            \Log::error($journal->errors()->all());
+            throw new FireflyException('store() transactionjournal failed, but it should not!');
+        }
+        $journal->save();
+
+        /*
+         *  Then store both transactions.
+         */
+        $first    = [
+            'account'             => $data['from'],
+            'transaction_journal' => $journal,
+            'amount'              => ($data['amount'] * -1),
+        ];
+        $validate = $transactionRepository->validate($first);
+        if ($validate['errors']->count() == 0) {
+            $transactionRepository->store($first);
+        } else {
+            throw new FireflyException($validate['errors']->first());
+        }
+
+        $second = [
+            'account'             => $data['to'],
+            'transaction_journal' => $journal,
+            'amount'              => floatval($data['amount']),
+        ];
+
+        $validate = $transactionRepository->validate($second);
+        if ($validate['errors']->count() == 0) {
+            $transactionRepository->store($second);
+        } else {
+            throw new FireflyException($validate['errors']->first());
+        }
+
+        $journal->completed = 1;
+        $journal->save();
+        return $journal;
+    }
+
+    /**
+     * Returns an object with id $id.
+     *
+     * @param int $id
+     *
+     * @return Ardent
+     */
+    public function find($id)
+    {
+        return $this->getUser()->transactionjournals()->find($id);
+    }
+
+    /**
+     * Returns all objects.
+     *
+     * @return Collection
+     */
+    public function get()
+    {
+        // TODO: Implement get() method.
+    }
+
+    /**
+     * Finds an account type using one of the "$what"'s: expense, asset, revenue, opening, etc.
+     *
+     * @param $what
+     *
+     * @return \AccountType|null
+     */
+    public function findByWhat($what)
+    {
+        // TODO: Implement findByWhat() method.
+    }
+}
\ No newline at end of file
diff --git a/app/lib/FireflyIII/Database/TransactionJournalInterface.php b/app/lib/FireflyIII/Database/TransactionJournalInterface.php
new file mode 100644
index 0000000000..b791c06ad6
--- /dev/null
+++ b/app/lib/FireflyIII/Database/TransactionJournalInterface.php
@@ -0,0 +1,19 @@
+<?php
+/**
+ * Created by PhpStorm.
+ * User: sander
+ * Date: 24/10/14
+ * Time: 07:17
+ */
+
+namespace FireflyIII\Database;
+
+/**
+ * Interface TransactionJournalInterface
+ *
+ * @package FireflyIII\Database
+ */
+interface TransactionJournalInterface
+{
+
+} 
\ No newline at end of file
diff --git a/app/lib/FireflyIII/Database/TransactionType.php b/app/lib/FireflyIII/Database/TransactionType.php
new file mode 100644
index 0000000000..a69b75df58
--- /dev/null
+++ b/app/lib/FireflyIII/Database/TransactionType.php
@@ -0,0 +1,111 @@
+<?php
+/**
+ * Created by PhpStorm.
+ * User: sander
+ * Date: 24/10/14
+ * Time: 10:27
+ */
+
+namespace FireflyIII\Database;
+
+
+use Illuminate\Support\Collection;
+use LaravelBook\Ardent\Ardent;
+
+/**
+ * Class TransactionType
+ *
+ * @package FireflyIII\Database
+ */
+class TransactionType implements TransactionTypeInterface, CUD, CommonDatabaseCalls
+{
+
+    /**
+     * @param Ardent $model
+     *
+     * @return bool
+     */
+    public function destroy(Ardent $model)
+    {
+        // TODO: Implement destroy() method.
+    }
+
+    /**
+     * Validates a model. Returns an array containing MessageBags
+     * errors/warnings/successes.
+     *
+     * @param Ardent $model
+     *
+     * @return array
+     */
+    public function validateObject(Ardent $model)
+    {
+        // TODO: Implement validateObject() method.
+    }
+
+    /**
+     * Validates an array. Returns an array containing MessageBags
+     * errors/warnings/successes.
+     *
+     * @param array $model
+     *
+     * @return array
+     */
+    public function validate(array $model)
+    {
+        // TODO: Implement validate() method.
+    }
+
+    /**
+     * @param array $data
+     *
+     * @return Ardent
+     */
+    public function store(array $data)
+    {
+        // TODO: Implement store() method.
+    }
+
+    /**
+     * Returns an object with id $id.
+     *
+     * @param int $id
+     *
+     * @return Ardent
+     */
+    public function find($id)
+    {
+        // TODO: Implement find() method.
+    }
+
+    /**
+     * Returns all objects.
+     *
+     * @return Collection
+     */
+    public function get()
+    {
+        // TODO: Implement get() method.
+    }
+
+    /**
+     * Finds an account type using one of the "$what"'s: expense, asset, revenue, opening, etc.
+     *
+     * @param $what
+     *
+     * @return \AccountType|null
+     */
+    public function findByWhat($what)
+    {
+        switch ($what) {
+            case 'opening':
+                return \TransactionType::whereType('Opening balance')->first();
+                break;
+            default:
+                throw new FireflyException('Cannot find transaction type described as "' . e($what) . '".');
+                break;
+
+        }
+        return null;
+    }
+}
\ No newline at end of file
diff --git a/app/lib/FireflyIII/Database/TransactionTypeInterface.php b/app/lib/FireflyIII/Database/TransactionTypeInterface.php
new file mode 100644
index 0000000000..a1c4096f41
--- /dev/null
+++ b/app/lib/FireflyIII/Database/TransactionTypeInterface.php
@@ -0,0 +1,20 @@
+<?php
+/**
+ * Created by PhpStorm.
+ * User: sander
+ * Date: 24/10/14
+ * Time: 10:28
+ */
+
+namespace FireflyIII\Database;
+
+
+/**
+ * Interface TransactionTypeInterface
+ *
+ * @package FireflyIII\Database
+ */
+interface TransactionTypeInterface
+{
+
+} 
\ No newline at end of file
diff --git a/app/lib/FireflyIII/Exception/NotImplementedException.php b/app/lib/FireflyIII/Exception/NotImplementedException.php
new file mode 100644
index 0000000000..328ad052ff
--- /dev/null
+++ b/app/lib/FireflyIII/Exception/NotImplementedException.php
@@ -0,0 +1,20 @@
+<?php
+/**
+ * Created by PhpStorm.
+ * User: sander
+ * Date: 24/10/14
+ * Time: 08:14
+ */
+
+namespace FireflyIII\Exception;
+
+
+/**
+ * Class NotImplementedException
+ *
+ * @package FireflyIII\Exception
+ */
+class NotImplementedException extends \Exception
+{
+
+} 
\ No newline at end of file
diff --git a/app/lib/FireflyIII/Shared/Json/Account.php b/app/lib/FireflyIII/Shared/Json/Account.php
new file mode 100644
index 0000000000..6fbb1569be
--- /dev/null
+++ b/app/lib/FireflyIII/Shared/Json/Account.php
@@ -0,0 +1,14 @@
+<?php
+/**
+ * Created by PhpStorm.
+ * User: sander
+ * Date: 27/10/14
+ * Time: 09:04
+ */
+
+namespace FireflyIII\Shared\Json;
+
+
+class Account {
+
+} 
\ No newline at end of file
diff --git a/app/lib/FireflyIII/Shared/Json/Json.php b/app/lib/FireflyIII/Shared/Json/Json.php
new file mode 100644
index 0000000000..0a0cbc7730
--- /dev/null
+++ b/app/lib/FireflyIII/Shared/Json/Json.php
@@ -0,0 +1,86 @@
+<?php
+
+namespace FireflyIII\Shared\Json;
+
+/**
+ * Class Json
+ * @package FireflyIII\Shared\Json
+ */
+class Json
+{
+    /**
+     * Grabs all the parameters entered by the DataTables JQuery plugin and creates
+     * a nice array to be used by the other methods. It's also cleaning up and what-not.
+     *
+     * @return array
+     */
+    public function dataTableParameters()
+    {
+        /*
+         * Process all parameters!
+         */
+        if (intval(\Input::get('length')) < 0) {
+            $length = 10000; // we get them all if no length is defined.
+        } else {
+            $length = intval(\Input::get('length'));
+        }
+        $parameters = [
+            'start' => intval(\Input::get('start')),
+            'length' => $length,
+            'draw' => intval(\Input::get('draw')),
+        ];
+
+
+        /*
+         * Columns:
+         */
+        if (!is_null(\Input::get('columns')) && is_array(\Input::get('columns'))) {
+            foreach (\Input::get('columns') as $column) {
+                $parameters['columns'][] = [
+                    'data' => $column['data'],
+                    'name' => $column['name'],
+                    'searchable' => $column['searchable'] == 'true' ? true : false,
+                    'orderable' => $column['orderable'] == 'true' ? true : false,
+                    'search' => [
+                        'value' => $column['search']['value'],
+                        'regex' => $column['search']['regex'] == 'true' ? true : false,
+                    ]
+                ];
+            }
+        }
+
+
+        /*
+         * Sorting.
+         */
+        $parameters['orderOnAccount'] = false;
+        if (!is_null(\Input::get('order')) && is_array(\Input::get('order'))) {
+            foreach (\Input::get('order') as $order) {
+                $columnIndex           = intval($order['column']);
+                $columnName            = $parameters['columns'][$columnIndex]['name'];
+                $parameters['order'][] = [
+                    'name' => $columnName,
+                    'dir' => strtoupper($order['dir'])
+                ];
+                if ($columnName == 'to' || $columnName == 'from') {
+                    $parameters['orderOnAccount'] = true;
+                }
+            }
+        }
+        /*
+         * Search parameters:
+         */
+        $parameters['search'] = [
+            'value' => '',
+            'regex' => false
+        ];
+        if (!is_null(\Input::get('search')) && is_array(\Input::get('search'))) {
+            $search               = \Input::get('search');
+            $parameters['search'] = [
+                'value' => $search['value'],
+                'regex' => $search['regex'] == 'true' ? true : false
+            ];
+        }
+        return $parameters;
+    }
+} 
\ No newline at end of file