$block_iclicker_domain_url = get_config($block_name, 'block_iclicker_domain_url');
$block_iclicker_webservices_url = get_config($block_name, 'block_iclicker_webservices_url');
$block_iclicker_webservices_username = get_config($block_name, 'block_iclicker_webservices_username');
$block_iclicker_webservices_password = get_config($block_name, 'block_iclicker_webservices_password');
$block_iclicker_disable_sync = get_config($block_name, 'block_iclicker_disable_sync');
$block_iclicker_max_courses_to_fetch = get_config($block_name, 'block_iclicker_max_courses_fetched');
$block_iclicker_sso_shared_key = get_config($block_name, 'block_iclicker_sso_shared_key');
$block_iclicker_enable_shortname = get_config($block_name, 'block_iclicker_enable_shortname');
iclicker_service::$server_URL = $CFG->wwwroot;
if (!empty($block_iclicker_domain_url)) {
    iclicker_service::$domain_URL = $block_iclicker_domain_url;
} else {
    iclicker_service::$domain_URL = $CFG->wwwroot;
}
if (!empty($block_iclicker_disable_alternateid)) {
    iclicker_service::$disable_alternateid = true;
}
/* cannot change this for now
if (!empty($block_iclicker_allow_sharing)) {
    iclicker_service::$allow_remote_sharing = true;
}*/
if (!empty($block_iclicker_use_national_ws)) {
    iclicker_service::$use_national_webservices = true;
}
if (!empty($block_iclicker_webservices_url)) {
    iclicker_service::$webservices_URL = $block_iclicker_webservices_url;
}
if (!empty($block_iclicker_webservices_username)) {
    iclicker_service::$webservices_username = $block_iclicker_webservices_username;
}
if (!empty($block_iclicker_webservices_password)) {