Fix issue where the wrong presenter was being passed back

src/Preference/Command/GetPreference.php

@@ -0,0 +1,45 @@
+<?php namespace Anomaly\PreferencesModule\Preference\Command;
+
+use Anomaly\PreferencesModule\Preference\Contract\PreferenceRepositoryInterface;
+use Illuminate\Contracts\Bus\SelfHandling;
+
+/**
+ * Class GetPreference
+ *
+ * @link          http://pyrocms.com/
+ * @author        PyroCMS, Inc. <support@pyrocms.com>
+ * @author        Ryan Thompson <ryan@pyrocms.com>
+ * @package       Anomaly\PreferencesModule\Preference\Command
+ */
+class GetPreference implements SelfHandling
+{
+
+    /**
+     * The preference key.
+     *
+     * @var string
+     */
+    protected $key;
+
+    /**
+     * Create a new GetPreference instance.
+     *
+     * @param      $key
+     * @param null $default
+     */
+    public function __construct($key)
+    {
+        $this->key = $key;
+    }
+
+    /**
+     * Handle the command.
+     *
+     * @param PreferenceRepositoryInterface $preferences
+     * @return mixed
+     */
+    public function handle(PreferenceRepositoryInterface $preferences)
+    {
+        return $preferences->get($this->key);
+    }
+}

src/PreferencesModulePlugin.php

@@ -1,7 +1,11 @@
 <?php namespace Anomaly\PreferencesModule;
 
+use Anomaly\PreferencesModule\Preference\Command\GetPreference;
 use Anomaly\PreferencesModule\Preference\Command\GetPreferenceValue;
+use Anomaly\PreferencesModule\Preference\Command\GetValueFieldType;
+use Anomaly\PreferencesModule\Preference\Contract\PreferenceInterface;
 use Anomaly\Streams\Platform\Addon\Plugin\Plugin;
+use Anomaly\Streams\Platform\Support\Decorator;
 
 /**
  * Class PreferencesModulePlugin
@@ -27,6 +31,18 @@ public function getFunctions()
                 function ($key) {
                     return $this->dispatch(new GetPreferenceValue($key));
                 }
+            ),
+            new \Twig_SimpleFunction(
+                'preference',
+                function ($key) {
+
+                    /* @var PreferenceInterface $preference */
+                    if (!$preference = $this->dispatch(new GetPreference($key))) {
+                        return null;
+                    }
+
+                    return (new Decorator())->decorate($this->dispatch(new GetValueFieldType($preference)));
+                }
             )
         ];
     }