First attempt at basic tag functionality.

app/Http/Controllers/TagController.php

@@ -0,0 +1,152 @@
+<?php
+
+namespace FireflyIII\Http\Controllers;
+
+use Auth;
+use Carbon\Carbon;
+use FireflyIII\Http\Requests\TagFormRequest;
+use FireflyIII\Models\Preference;
+use FireflyIII\Models\Tag;
+use FireflyIII\Repositories\Tag\TagRepositoryInterface;
+use Input;
+use Preferences;
+use Response;
+use Session;
+use View;
+use URL;
+use Redirect;
+
+/**
+ * Class TagController
+ *
+ * @package FireflyIII\Http\Controllers
+ */
+class TagController extends Controller
+{
+    /**
+     *
+     */
+    public function __construct()
+    {
+
+        View::share('title', 'Tags');
+        View::share('mainTitleIcon', 'fa-tags');
+        $tagOptions = [
+            'nothing'        => 'Just a regular tag.',
+            'balancingAct'   => 'The tag takes at most two transactions; an expense and a transfer. They\'ll balance each other out.',
+            'advancePayment' => 'The tag accepts one expense and any number of deposits aimed to repay the original expense.',
+        ];
+        View::share('tagOptions', $tagOptions);
+    }
+
+    /**
+     * @return \Illuminate\View\View
+     */
+    public function create()
+    {
+        $subTitle     = 'New tag';
+        $subTitleIcon = 'fa-tag';
+
+        $preFilled = [
+            'tagMode' => 'nothing'
+        ];
+        if (!Input::old('tagMode')) {
+            Session::flash('preFilled', $preFilled);
+        }
+        // put previous url in session if not redirect from store (not "create another").
+        if (Session::get('tags.create.fromStore') !== true) {
+            Session::put('tags.create.url', URL::previous());
+        }
+        Session::forget('tags.create.fromStore');
+
+        return view('tags.create', compact('subTitle', 'subTitleIcon'));
+    }
+
+    public function edit(Tag $tag)
+    {
+        $subTitle     = 'Edit tag "' . e($tag->tag) . '"';
+        $subTitleIcon = 'fa-tag';
+
+        return view('tags.edit', compact('tag', 'subTitle', 'subTitleIcon'));
+    }
+
+    /**
+     * @param $state
+     */
+    public function hideTagHelp($state)
+    {
+
+        $state = $state == 'true' ? true : false;
+        Preferences::set('hideTagHelp', $state);
+
+        return Response::json(true);
+    }
+
+    /**
+     *
+     */
+    public function index()
+    {
+        /** @var Preference $helpHiddenPref */
+        $helpHiddenPref = Preferences::get('hideTagHelp', false);
+        $title          = 'Tags';
+        $mainTitleIcon  = 'fa-tags';
+        $helpHidden     = $helpHiddenPref->data;
+        $tags           = Auth::user()->tags()->get();
+
+        return view('tags.index', compact('title', 'mainTitleIcon', 'helpHidden', 'tags'));
+    }
+
+    /**
+     * @param Tag $tag
+     *
+     * @return \Illuminate\View\View
+     */
+    public function show(Tag $tag)
+    {
+        $subTitle     = $tag->tag;
+        $subTitleIcon = 'fa-tag';
+
+        return view('tags.show', compact('tag', 'subTitle', 'subTitleIcon'));
+    }
+
+    /**
+     * @param TagFormRequest $request
+     */
+    public function store(TagFormRequest $request, TagRepositoryInterface $repository)
+    {
+        if (Input::get('setTag') == 'true') {
+            $latitude  = strlen($request->get('latitude')) > 0 ? $request->get('latitude') : null;
+            $longitude = strlen($request->get('longitude')) > 0 ? $request->get('longitude') : null;
+            $zoomLevel = strlen($request->get('zoomLevel')) > 0 ? $request->get('zoomLevel') : null;
+        } else {
+            $latitude  = null;
+            $longitude = null;
+            $zoomLevel = null;
+        }
+
+        $data = [
+            'tag'         => $request->get('tag'),
+            'date'        => strlen($request->get('date')) > 0 ? new Carbon($request->get('date')) : null,
+            'description' => strlen($request->get('description')) > 0 ? $request->get('description') : null,
+            'latitude'    => $latitude,
+            'longitude'   => $longitude,
+            'zoomLevel'   => $zoomLevel,
+            'tagMode'     => $request->get('tagMode'),
+        ];
+        $tag  = $repository->store($data);
+
+        Session::flash('success','The tag has been created!');
+
+        if (intval(Input::get('create_another')) === 1) {
+            // set value so create routine will not overwrite URL:
+            Session::put('tags.create.fromStore', true);
+
+            return Redirect::route('tags.create')->withInput();
+        }
+
+        // redirect to previous URL.
+        return Redirect::to(Session::get('tags.create.url'));
+
+    }
+}

app/Http/Requests/TagFormRequest.php

@@ -0,0 +1,43 @@
+<?php
+/**
+ * Created by PhpStorm.
+ * User: sander
+ * Date: 27/04/15
+ * Time: 12:50
+ */
+
+namespace FireflyIII\Http\Requests;
+
+use Auth;
+
+/**
+ * Class TagFormRequest
+ *
+ * @package FireflyIII\Http\Requests
+ */
+class TagFormRequest extends Request
+{
+    /**
+     * @return bool
+     */
+    public function authorize()
+    {
+        // Only allow logged in users
+        return Auth::check();
+    }
+
+    /**
+     * @return array
+     */
+    public function rules()
+    {
+        return [
+            'tag'         => 'required|min:1|uniqueObjectForUser:tags,tag,TRUE',
+            'description' => 'min:1',
+            'date'        => 'date',
+            'latitude'    => 'numeric|min:-90|max:90',
+            'longitude'   => 'numeric|min:-90|max:90',
+            'tagMode'     => 'required|in:nothing,balancingAct,advancePayment'
+        ];
+    }
+}

app/Http/breadcrumbs.php

@@ -10,7 +10,7 @@ use FireflyIII\Models\LimitRepetition;
 use FireflyIII\Models\PiggyBank;
 use FireflyIII\Models\Reminder;
 use FireflyIII\Models\TransactionJournal;
-
+use FireflyIII\Models\Tag;
 /*
  * Back home.
  */
@@ -350,3 +350,24 @@ Breadcrumbs::register(
 
 }
 );
+
+// tags
+Breadcrumbs::register(
+    'tags.index', function (Generator $breadcrumbs) {
+    $breadcrumbs->parent('home');
+    $breadcrumbs->push('Tags', route('tags.index'));
+}
+);
+
+Breadcrumbs::register(
+    'tags.create', function (Generator $breadcrumbs) {
+    $breadcrumbs->parent('tags.index');
+    $breadcrumbs->push('Create tag', route('tags.create'));
+}
+);
+Breadcrumbs::register(
+    'tags.show', function (Generator $breadcrumbs, Tag $tag) {
+    $breadcrumbs->parent('tags.index');
+    $breadcrumbs->push(e($tag->tag), route('tags.show', $tag));
+}
+);

app/Http/routes.php

@@ -8,6 +8,7 @@ use FireflyIII\Models\PiggyBank;
 use FireflyIII\Models\Reminder;
 use FireflyIII\Models\TransactionCurrency;
 use FireflyIII\Models\TransactionJournal;
+use FireflyIII\Models\Tag;
 
 
 // models
@@ -124,6 +125,16 @@ Route::bind(
 }
 );
 
+Route::bind(
+    'tag', function ($value, $route) {
+    if (Auth::check()) {
+        return Tag::where('id', $value)->where('user_id', Auth::user()->id)->first();
+    }
+
+    return null;
+}
+);
+
 
 /**
  * Auth\AuthController
@@ -327,6 +338,22 @@ Route::group(
      */
     Route::get('/search', ['uses' => 'SearchController@index', 'as' => 'search']);
 
+    /**
+     * Tag Controller
+     */
+    Route::get('/tags', ['uses' => 'TagController@index', 'as' => 'tags.index']);
+    Route::get('/tags/create', ['uses' => 'TagController@create', 'as' => 'tags.create']);
+    Route::get('/tags/show/{tag}', ['uses' => 'TagController@show', 'as' => 'tags.show']);
+    Route::get('/tags/edit/{tag}', ['uses' => 'TagController@edit', 'as' => 'tags.edit']);
+    Route::get('/tags/delete/{tag}', ['uses' => 'TagController@delete', 'as' => 'tags.delete']);
+
+    Route::post('/tags/store', ['uses' => 'TagController@store', 'as' => 'tags.store']);
+    Route::post('/tags/update/{tag}', ['uses' => 'TagController@update', 'as' => 'tags.update']);
+    Route::post('/tags/destroy/{tag}', ['uses' => 'TagController@destroy', 'as' => 'tags.destroy']);
+
+    Route::post('/tags/hideTagHelp/{state}', ['uses' => 'TagController@hideTagHelp', 'as' => 'tags.hideTagHelp']);
+
+
     /**
      * Transaction Controller
      */