Fix replacing route parameter with correct key with implicit paramet… (#552)

* Fix replacing route parameter with correct key with implicite parameter bindings.

Inspired by Illuminate\Routing\UrlGenerator::formatParameters()

* Update readme

Author: woodspire

README.md

@@ -16,6 +16,7 @@ Easy i18n localization for Laravel, an useful tool to combine with Laravel local
 - <a href="#usage">Usage</a>
     - <a href="#middleware">Middleware</a>
 - <a href="#helpers">Helpers</a>
+    - <a href="#route-model-binding">Route Model Binding</a>
 - <a href="#translated-routes">Translated Routes</a>
 - <a href="#config">Config</a>
     - <a href="#config-files">Config files</a>
@@ -194,6 +195,11 @@ public function getLocalizedURL($locale = null, $url = null, $attributes = array
 
 It returns a URL localized to the desired locale.
 
+##### Route Model Binding
+
+Note that [route model binding]([https://laravel.com/docs/master/routing#route-model-binding]) is taken into account when generating the localized route.
+
+
 ### Get Clean routes
 
 ```php
@@ -386,6 +392,8 @@ If you're supporting multiple locales in your project you will probably want to
 ```
 Here default language will be forced in getLocalizedURL() to be present in the URL even `hideDefaultLocaleInURL = true`.
 
+Note that <a href="#route-model-binding">Route Model Binding</a> is supported.
+
 ## Translated Routes
 
 You can adapt your URLs depending on the language you want to show them. For example, http://url/en/about and http://url/es/acerca (acerca is about in spanish) or http://url/en/view/5 and http://url/es/ver/5 (view == ver in spanish) would be redirected to the same controller using the proper filter and setting up the translation files as follows:

src/Mcamara/LaravelLocalization/LaravelLocalization.php

@@ -3,6 +3,7 @@
 namespace Mcamara\LaravelLocalization;
 
 use Illuminate\Config\Repository;
+use Illuminate\Contracts\Routing\UrlRoutable;
 use Illuminate\Foundation\Application;
 use Illuminate\Http\Request;
 use Illuminate\Routing\Router;
@@ -551,6 +552,9 @@ public function checkLocaleInSupportedLocales($locale)
     protected function substituteAttributesInRoute($attributes, $route)
     {
         foreach ($attributes as $key => $value) {
+            if ($value instanceOf UrlRoutable) {
+                $value = $value->getRouteKey();
+            }
             $route = str_replace('{'.$key.'}', $value, $route);
             $route = str_replace('{'.$key.'?}', $value, $route);
         }