first upload all files

Modules/User/helpers.php

@@ -0,0 +1,23 @@
+<?php
+
+if (! function_exists('permission_value')) {
+    /**
+     * Get the integer representation value of the permission.
+     *
+     * @param array $permissions
+     * @param string $permission
+     * @return int
+     */
+    function permission_value(array $permissions, $permission)
+    {
+        $value = array_get($permissions, $permission);
+
+        if (is_null($value)) {
+            return 0;
+        } elseif ($value) {
+            return 1;
+        } elseif (! $value) {
+            return -1;
+        }
+    }
+}