/**
* Check if a given URL is a valid SharePoint site.
*/
public function mode_checksharepointsite()
{
$data = new \stdClass();
$success = false;
$uncleanurl = required_param('site', PARAM_TEXT);
$clientdata = \local_o365\oauth2\clientdata::instance_from_oidc();
$httpclient = new \local_o365\httpclient();
$data->result = \local_o365\rest\sharepoint::validate_site($uncleanurl, $clientdata, $httpclient);
$success = true;
echo $this->ajax_response($data, $success);
}
