A NBRB.by currencies Extra for MODx Revolution.
For update currenices add request in cron. http://example.ru/core/components/nbcurrencyx/cron/getcurrency.php?sc=<SECRET_CODE>&val_codes=<VAL_CODES> where
- <SECRET_CODE> - global MODX option nbcurrencyx_secret_code
- <VAL_CODES> - comma separated ISO-codes, e.g. UAH,USD,RUB