More code.

app/Http/Controllers/PreferencesController.php

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+<?php namespace FireflyIII\Http\Controllers;
+
+use FireflyIII\Http\Requests;
+use FireflyIII\Http\Controllers\Controller;
+
+use Illuminate\Http\Request;
+use View;
+use Auth;
+use Preferences;
+use Input;
+use Session;
+use Redirect;
+/**
+ * Class PreferencesController
+ *
+ * @package FireflyIII\Http\Controllers
+ */
+class PreferencesController extends Controller {
+
+    /**
+     *
+     */
+    public function __construct()
+    {
+
+        View::share('title', 'Preferences');
+        View::share('mainTitleIcon', 'fa-gear');
+    }
+
+    /**
+     * @return $this|\Illuminate\View\View
+     */
+    public function index()
+    {
+        $accounts       = Auth::user()->accounts()->accountTypeIn(['Default account', 'Asset account'])->get(['accounts.*']);
+        $viewRange      = Preferences::get('viewRange', '1M');
+        $viewRangeValue = $viewRange->data;
+        $frontPage      = Preferences::get('frontPageAccounts', []);
+        $budgetMax      = Preferences::get('budgetMaximum', 1000);
+        $budgetMaximum  = $budgetMax->data;
+
+        return View::make('preferences.index', compact('budgetMaximum'))->with('accounts', $accounts)->with('frontPageAccounts', $frontPage)->with(
+            'viewRange', $viewRangeValue
+        );
+    }
+
+    /**
+     * @return \Illuminate\Http\RedirectResponse
+     */
+    public function postIndex()
+    {
+        // front page accounts
+        $frontPageAccounts = [];
+        foreach (Input::get('frontPageAccounts') as $id) {
+            $frontPageAccounts[] = intval($id);
+        }
+        Preferences::set('frontPageAccounts', $frontPageAccounts);
+
+        // view range:
+        Preferences::set('viewRange', Input::get('viewRange'));
+        // forget session values:
+        Session::forget('start');
+        Session::forget('end');
+        Session::forget('range');
+
+        // budget maximum:
+        $budgetMaximum = intval(Input::get('budgetMaximum'));
+        Preferences::set('budgetMaximum', $budgetMaximum);
+
+
+        Session::flash('success', 'Preferences saved!');
+
+        return Redirect::route('preferences');
+    }
+
+}