From 13bd0b758934d4fe229fde33560b459d5cdcd424 Mon Sep 17 00:00:00 2001
From: Duncan Sommerville <duncan.sommerville@gmail.com>
Date: Mon, 2 Mar 2015 14:57:50 -0500
Subject: [PATCH] Fixed removing image when saving preferences with no upload

---
 .../application/controllers/PreferenceController.php        | 6 +++++-
 1 file changed, 5 insertions(+), 1 deletion(-)

diff --git a/airtime_mvc/application/controllers/PreferenceController.php b/airtime_mvc/application/controllers/PreferenceController.php
index 09188b93d..7d23a958e 100644
--- a/airtime_mvc/application/controllers/PreferenceController.php
+++ b/airtime_mvc/application/controllers/PreferenceController.php
@@ -51,7 +51,11 @@ class PreferenceController extends Zend_Controller_Action
                 $logoUploadElement = $form->getSubForm('preferences_general')->getElement('stationLogo');
                 $logoUploadElement->receive();
                 $imagePath = $logoUploadElement->getFileName();
-                Application_Model_Preference::SetStationLogo($imagePath);
+
+                // Only update the image logo if the new logo is non-empty
+                if (!is_null($imagePath) && $imagePath != "") {
+                    Application_Model_Preference::SetStationLogo($imagePath);
+                }
 
                 Application_Model_Preference::SetEnableSystemEmail($values["enableSystemEmail"]);
                 Application_Model_Preference::SetSystemEmail($values["systemEmail"]);