Add ability to export a contact as CSV (#840)

app/Http/Controllers/ContactsController.php

@@ -9,6 +9,7 @@ use Validator;
 use App\Contact;
 use App\ContactFieldType;
 use App\Jobs\ResizeAvatars;
+use App\Helpers\VCardHelper;
 use Illuminate\Http\Request;
 use Illuminate\Support\Facades\Storage;
 
@@ -433,4 +434,20 @@ class ContactsController extends Controller
             return ['noResults' => trans('people.people_search_no_results')];
         }
     }
+
+    /**
+     * Download the contact as vCard.
+     * @param  Contact $contact
+     * @return
+     */
+    public function vCard(Contact $contact)
+    {
+        if (config('app.debug')) {
+            \Debugbar::disable();
+        }
+
+        $vcard = VCardHelper::prepareVCard($contact);
+
+        return  $vcard->download();
+    }
 }