+ * // dn to search users - required
+ * $a->config['ldapauth']['ldap_searchdn'] = 'ou=users,dc=example,dc=com';
+ * // attribute to find username - required
+ * $a->config['ldapauth']['ldap_userattr'] = 'uid';
+ *
+ * // admin dn - optional - only if ldap server dont have anonymous access
+ * $a->config['ldapauth']['ldap_binddn'] = 'cn=admin,dc=example,dc=com';
+ * // admin password - optional - only if ldap server dont have anonymous access
+ * $a->config['ldapauth']['ldap_bindpw'] = 'password';
+ *
+ * // for create Friendica account if user exist in ldap
+ * // required an email and a simple (beautiful) nickname on user ldap object
+ * // active account creation - optional - default none
+ * $a->config['ldapauth']['ldap_autocreateaccount'] = 'true';
+ * // attribute to get email - optional - default : 'mail'
+ * $a->config['ldapauth']['ldap_autocreateaccount_emailattribute'] = 'mail';
+ * // attribute to get nickname - optional - default : 'givenName'
+ * $a->config['ldapauth']['ldap_autocreateaccount_nameattribute'] = 'cn';