Añadiendo los plugins base payments y cms_api

cms/lib/plugins/cms_api/v3/classes/Domain.class.php

@@ -0,0 +1,29 @@
+<?
+class Domain {
+    static function parse($domain) {
+        $domain = self::trim($domain);
+        $domain = preg_replace('/([\w-_]+)\.([\w-_]+)\.([\w-_]+)/', '$2.$3', $domain);
+        return strtolower(explode('/', $domain)[0]);
+    }
+
+    static function subdomain($domain) {
+        $domain = self::trim($domain);
+        $subdomain = preg_replace('/([\w-_]+)\.([\w-_]+)\.([\w-_]+)/', '$1', $domain);
+        if ($subdomain === $domain) {
+            $subfolder = array_filter(explode('/', $domain));
+            if (count($subfolder) === 2) {
+                return self::parse($subfolder[1]);
+            }
+            return 'www';
+        }
+        return self::parse($subdomain);
+    }
+
+    static function trim($domain) {
+        $domain = str_replace("http://", "", $domain);
+        $domain = str_replace("https://", "", $domain);
+        $domain = str_replace("www.", "", $domain);
+        $domain = trim(trim($domain), '/');
+        return $domain;
+    }
+}