Added has function to directive

Modules/Setting/Blade/SettingDirective.php

@@ -27,6 +27,22 @@ final class SettingDirective
         return setting($this->settingName, $this->locale, $this->default);
     }
 
+    /**
+     * Check if a setting is set and is not empty
+     * @param array $arguments
+     * @return boolean
+     */
+    public function has($arguments)
+    {
+        $value = $this->show($arguments);
+
+        if (empty($value)) {
+            return false;
+        } else {
+            return true;
+        }
+    }
+
     /**
      * @param array $arguments
      */