Added uri function

Author: JulianPrieber

app/Functions/externalfiles.php

@@ -10,4 +10,9 @@ function external_file_get_contents($url) {
     $data = curl_exec($ch);
     curl_close($ch);
     return $data;
+}
+
+function uri($path) {
+    $url = str_replace(['http://', 'https://'], '', url(''));
+    return "//" . $url . "/" . $path;
 }