Merge branch 'develop' into 1.7

CHANGELOG.md

@@ -59,6 +59,7 @@
 
 1. [](#new)
     * Added support for custom `FormFlash` save locations
+    * Added a new `Utils::arrayLower()` method for lowercasing arrays
 1. [](#improved)
     * Use new `Utils::getSupportedPageTypes()` to enforce `html,htm` at the front of the list [#2531](https://github.com/getgrav/grav/issues/2531)  
 1. [](#bugfix)
@@ -70,6 +71,7 @@
     * Fixed Flex User to have permissions to save and delete his own user
     * Fixed new Flex User creation not being possible because of username could not be given
     * Fixed fatal error 'Expiration date must be an integer, a DateInterval or null, "double" given' [#2529](https://github.com/getgrav/grav/issues/2529)
+    * Fixed non-existing Flex object having a bad media folder
     
 # v1.6.11
 ## 06/21/2019

system/src/Grav/Common/Utils.php

@@ -323,6 +323,17 @@ abstract class Utils
         return (object)array_merge((array)$obj1, (array)$obj2);
     }
 
+    /**
+     * Lowercase an entire array. Useful when combined with `in_array()`
+     *
+     * @param array $a
+     * @return array|false
+     */
+    public static function arrayLower(Array $a)
+    {
+        return array_combine(array_map('strtolower', $a), $a);
+    }
+
     /**
      * Simple function to remove item/s in an array by value
      *

system/src/Grav/Framework/Flex/Traits/FlexMediaTrait.php

@@ -49,7 +49,7 @@ trait FlexMediaTrait
      */
     public function getStorageFolder()
     {
-        return $this->getFlexDirectory()->getStorageFolder($this->getStorageKey());
+        return $this->exists() ? $this->getFlexDirectory()->getStorageFolder($this->getStorageKey()) : '';
     }
 
     /**
@@ -57,7 +57,7 @@ trait FlexMediaTrait
      */
     public function getMediaFolder()
     {
-        return $this->getFlexDirectory()->getMediaFolder($this->getStorageKey());
+        return $this->exists() ? $this->getFlexDirectory()->getMediaFolder($this->getStorageKey()) : '';
     }
 
     /**