Ongoing development.

src/Netzmacht/Contao/Leaflet/Model/LayerModel.php

@@ -16,4 +16,21 @@ class LayerModel extends \Model
 {
     protected static $strTable = 'tl_leaflet_layer';
 
+    public static function findMultipleByTypes(array $types, $options = array())
+    {
+        if (empty($types)) {
+            return null;
+        }
+
+        $options['column'] = array(
+            sprintf(
+                'type IN (%s)',
+                substr(str_repeat('?,', count($types)), 0, -1)
+            )
+        );
+
+        $options['value'] = $types;
+
+        return static::find($options);
+    }
 }