Add support for calling Media object as function to get medium by filename

CHANGELOG.md

@@ -3,6 +3,7 @@
 
 1. [](#improved)
     * Better error handling in cache clear
+    * Add support for calling Media object as function to get medium by filename
 1. [](#bugfix)
     * Added new parameter `remove` for `onBeforeCacheClear` event
     * YAML syntax fixes

system/src/Grav/Common/Page/Medium/AbstractMedia.php

@@ -31,6 +31,17 @@ abstract class AbstractMedia extends Getters
         return $this->offsetGet($filename);
     }
 
+    /**
+     * Call object as function to get medium by filename.
+     *
+     * @param string $filename
+     * @return mixed
+     */
+    public function __invoke($filename)
+    {
+        return $this->offsetGet($filename);
+    }
+
     /**
      * Get a list of all media.
      *